xref: /netbsd-src/external/gpl3/gcc/dist/gcc/c/ChangeLog (revision 0a3071956a3a9fdebdbf7f338cf2d439b45fc728)
12024-06-20  Release Manager
2
3	* GCC 12.4.0 released.
4
52024-06-11  Jakub Jelinek  <jakub@redhat.com>
6
7	Backported from master:
8	2024-06-06  Jakub Jelinek  <jakub@redhat.com>
9
10	PR c/114493
11	* c-decl.cc (c_fixup_may_alias): New function.
12	(finish_struct): Call it if "may_alias" attribute is
13	specified.
14
152023-05-08  Release Manager
16
17	* GCC 12.3.0 released.
18
192023-03-19  Jakub Jelinek  <jakub@redhat.com>
20
21	Backported from master:
22	2023-03-10  Jakub Jelinek  <jakub@redhat.com>
23
24	PR c/108079
25	* c-decl.cc (pop_scope): Suppress OPT_Wunused_variable warning
26	after diagnosing it.
27
282023-02-10  Jakub Jelinek  <jakub@redhat.com>
29
30	Backported from master:
31	2023-01-16  Jakub Jelinek  <jakub@redhat.com>
32
33	PR c++/105593
34	* c-parser.cc (c_parser_initializer): Check warning_enabled_at
35	at the DECL_SOURCE_LOCATION (decl) for OPT_Winit_self instead
36	of warn_init_self.
37
382023-02-10  Marek Polacek  <polacek@redhat.com>
39
40	Backported from master:
41	2022-08-11  Marek Polacek  <polacek@redhat.com>
42
43	PR middle-end/102633
44	* c-parser.cc (c_parser_initializer): Add new tree parameter.  Use it.
45	Call suppress_warning.
46	(c_parser_declaration_or_fndef): Pass d down to c_parser_initializer.
47	(c_parser_omp_declare_reduction): Pass omp_priv down to
48	c_parser_initializer.
49
502023-02-10  Jakub Jelinek  <jakub@redhat.com>
51
52	Backported from master:
53	2023-01-11  Jakub Jelinek  <jakub@redhat.com>
54
55	PR c/105972
56	* c-parser.cc (c_parser_declaration_or_fndef): Disable debug non-bind
57	markers for K&R function parameter declarations of nested functions.
58
592023-01-31  Marek Polacek  <polacek@redhat.com>
60
61	PR c++/107593
62	PR c++/108597
63	* c-objc-common.cc (instantiation_dependent_expression_p): New.
64
652022-11-03  Jakub Jelinek  <jakub@redhat.com>
66
67	Backported from master:
68	2022-10-24  Jakub Jelinek  <jakub@redhat.com>
69
70	PR c++/107358
71	* c-typeck.cc (build_binary_op): Pass operands before excess precision
72	promotions to scalar_to_vector call.
73
742022-11-03  Jakub Jelinek  <jakub@redhat.com>
75
76	Backported from master:
77	2022-09-24  Jakub Jelinek  <jakub@redhat.com>
78
79	PR c/106981
80	* c-typeck.cc (c_tree_equal): Only strip NON_LVALUE_EXPRs at the
81	start.  For CONSTANT_CLASS_P or CASE_CONVERT: return false if t1 and
82	t2 have different types.
83
842022-09-19  Marek Polacek  <polacek@redhat.com>
85
86	Backported from master:
87	2022-09-19  Marek Polacek  <polacek@redhat.com>
88
89	PR c/106947
90	* c-typeck.cc (maybe_warn_for_null_address): Don't emit stray
91	notes.
92
932022-08-19  Release Manager
94
95	* GCC 12.2.0 released.
96
972022-08-01  Lewis Hyatt  <lhyatt@gmail.com>
98
99	Backported from master:
100	2022-07-10  Lewis Hyatt  <lhyatt@gmail.com>
101
102	PR preprocessor/97498
103	* c-parser.cc (c_parser_pragma): Set input_location to the
104	location of the pragma, rather than the start of the line.
105
1062022-05-06  Release Manager
107
108	* GCC 12.1.0 released.
109
1102022-04-08  Jakub Jelinek  <jakub@redhat.com>
111
112	PR c/105149
113	* c-typeck.cc (c_build_va_arg): Reject function types.
114
1152022-03-22  Marek Polacek  <polacek@redhat.com>
116
117	PR c/82283
118	PR c/84685
119	* c-typeck.cc (struct initializer_stack): Add 'designated' member.
120	(start_init): Set it.
121	(finish_init): Restore constructor_designated.
122	(push_init_level): Set constructor_designated to the value of
123	constructor_designated in the upper constructor_stack.
124
1252022-03-12  Thomas Schwinge  <thomas@codesourcery.com>
126
127	PR other/65095
128	* c-typeck.cc (handle_omp_array_sections_1)
129	(c_oacc_check_attachments): Call 'user_omp_clause_code_name'
130	instead of 'c_omp_map_clause_name'.
131
1322022-03-09  Joseph Myers  <joseph@codesourcery.com>
133
134	* c-typeck.cc (function_types_compatible_p): Do not handle C2X
135	differently from earlier standards for unprototyped function type
136	compatibility.
137
1382022-03-09  Jakub Jelinek  <jakub@redhat.com>
139
140	PR c/104711
141	* c-fold.cc (c_fully_fold_internal): Don't emit
142	-Wshift-negative-value warning if TYPE_OVERFLOW_WRAPS.
143	* c-typeck.cc (build_binary_op): Likewise.
144
1452022-03-07  Jakub Jelinek  <jakub@redhat.com>
146
147	* c-parser.cc (c_parser_omp_clause_map): Add missing space in string
148	literal.
149
1502022-02-23  Richard Biener  <rguenther@suse.de>
151
152	* gimple-parser.cc (c_parser_parse_gimple_body): Diagnose
153	SSA names without definition.
154	(c_parser_gimple_declaration): Handle pointer typed SSA names.
155
1562022-02-17  Jakub Jelinek  <jakub@redhat.com>
157
158	PR c/104532
159	* c-parser.cc (c_parser_omp_variable_list): For CPP_DEREF, use
160	convert_lvalue_to_rvalue and build_indirect_ref instead of
161	build_simple_mem_ref.
162
1632022-02-11  Richard Biener  <rguenther@suse.de>
164
165	* gimple-parser.cc (c_parser_gimple_statement): Properly parse
166	VEC_COND_EXPRs.
167
1682022-02-10  Marcel Vollweiler  <marcel@codesourcery.com>
169
170	* c-parser.cc (c_parser_omp_clause_name): Parse 'has_device_addr'
171	clause.
172	(c_parser_omp_variable_list): Handle array sections.
173	(c_parser_omp_clause_has_device_addr): Added.
174	(c_parser_omp_all_clauses): Added PRAGMA_OMP_CLAUSE_HAS_DEVICE_ADDR
175	case.
176	(c_parser_omp_target_exit_data): Added HAS_DEVICE_ADDR to
177	OMP_CLAUSE_MASK.
178	* c-typeck.cc (handle_omp_array_sections): Handle clause restrictions.
179	(c_finish_omp_clauses): Handle array sections.
180
1812022-02-09  Jakub Jelinek  <jakub@redhat.com>
182
183	PR c/104427
184	* c-parser.cc (c_parser_postfix_expression)
185	<case RID_BUILTIN_ASSOC_BARRIER>: Use parser_build_unary_op
186	instead of build1_loc to build PAREN_EXPR.
187	* c-typeck.cc (build_unary_op): Handle PAREN_EXPR.
188	* c-fold.cc (c_fully_fold_internal): Likewise.
189
1902022-01-17  Martin Liska  <mliska@suse.cz>
191
192	* Make-lang.in: Rename .c names to .cc.
193	* c-convert.cc: Likewise.
194	* c-decl.cc (struct lang_identifier): Likewise.
195	(pop_scope): Likewise.
196	(finish_decl): Likewise.
197	* c-objc-common.h (GCC_C_OBJC_COMMON): Likewise.
198	* c-parser.cc (c_parser_skip_to_end_of_block_or_statement): Likewise.
199	* c-parser.h (GCC_C_PARSER_H): Likewise.
200	* c-tree.h (c_keyword_starts_typename): Likewise.
201	(finish_declspecs): Likewise.
202	(c_get_alias_set): Likewise.
203	(enum c_oracle_request): Likewise.
204	(tag_exists_p): Likewise.
205	(set_c_expr_source_range): Likewise.
206	* c-typeck.cc (c_common_type): Likewise.
207	(c_finish_omp_clauses): Likewise.
208	* config-lang.in: Likewise.
209
2102022-01-17  Martin Liska  <mliska@suse.cz>
211
212	* c-aux-info.c: Moved to...
213	* c-aux-info.cc: ...here.
214	* c-convert.c: Moved to...
215	* c-convert.cc: ...here.
216	* c-decl.c: Moved to...
217	* c-decl.cc: ...here.
218	* c-errors.c: Moved to...
219	* c-errors.cc: ...here.
220	* c-fold.c: Moved to...
221	* c-fold.cc: ...here.
222	* c-lang.c: Moved to...
223	* c-lang.cc: ...here.
224	* c-objc-common.c: Moved to...
225	* c-objc-common.cc: ...here.
226	* c-parser.c: Moved to...
227	* c-parser.cc: ...here.
228	* c-typeck.c: Moved to...
229	* c-typeck.cc: ...here.
230	* gccspec.c: Moved to...
231	* gccspec.cc: ...here.
232	* gimple-parser.c: Moved to...
233	* gimple-parser.cc: ...here.
234
2352022-01-17  Andrew Stubbs  <ams@codesourcery.com>
236
237	* c-parser.c (c_parser_omp_requires): Don't "sorry" dynamic_allocators.
238
2392022-01-14  Chung-Lin Tang  <cltang@codesourcery.com>
240
241	PR c++/103705
242	* c-typeck.c (c_finish_omp_clauses): Also continue peeling off of
243	outer node for ARRAY_REFs.
244
2452022-01-01  Jakub Jelinek  <jakub@redhat.com>
246
247	PR objc/103639
248	* c-typeck.c (c_finish_bc_stmt): For break inside of switch inside of
249	ObjC foreach, emit normal BREAK_STMT rather than goto to label.
250
2512021-12-17  Marek Polacek  <polacek@redhat.com>
252
253	PR c/103649
254	* c-decl.c (c_warn_unused_attributes): Don't warn for
255	attribute_ignored_p.
256	* c-parser.c (c_parser_std_attribute): Skip parsing of the attribute
257	arguments when the attribute is ignored.
258
2592021-12-14  Jakub Jelinek  <jakub@redhat.com>
260
261	PR c/103587
262	* c-parser.c (c_parser_balanced_token_sequence): For CPP_PRAGMA,
263	consume the pragma and silently skip to the pragma eol.
264
2652021-12-12  Jonathan Wakely  <jwakely@redhat.com>
266
267	* c-decl.c: Define INCLUDE_MEMORY instead of INCLUDE_UNIQUE_PTR.
268	* c-parser.c: Likewise.
269
2702021-12-09  Jakub Jelinek  <jakub@redhat.com>
271
272	PR pch/71934
273	* c-decl.c (resort_field_decl_cmp): Pass the same pointer twice
274	to resort_data.new_value.
275
2762021-12-08  Chung-Lin Tang  <cltang@codesourcery.com>
277
278	* c-parser.c (struct omp_dim): New struct type for use inside
279	c_parser_omp_variable_list.
280	(c_parser_omp_variable_list): Allow multiple levels of array and
281	component accesses in array section base-pointer expression.
282	(c_parser_omp_clause_to): Set 'allow_deref' to true in call to
283	c_parser_omp_var_list_parens.
284	(c_parser_omp_clause_from): Likewise.
285	* c-typeck.c (handle_omp_array_sections_1): Extend allowed range
286	of base-pointer expressions involving INDIRECT/MEM/ARRAY_REF and
287	POINTER_PLUS_EXPR.
288	(c_finish_omp_clauses): Extend allowed ranged of expressions
289	involving INDIRECT/MEM/ARRAY_REF and POINTER_PLUS_EXPR.
290
2912021-12-08  Chung-Lin Tang  <cltang@codesourcery.com>
292
293	PR middle-end/92120
294	* c-parser.c (c_parser_omp_clause_map): Set 'allow_deref' argument in
295	call to c_parser_omp_variable_list to 'true'.
296	* c-typeck.c (handle_omp_array_sections_1): Add strip of MEM_REF in
297	array base handling.
298	(c_finish_omp_clauses): Handle 'A->member' case in map clauses.
299
3002021-11-30  Thomas Schwinge  <thomas@codesourcery.com>
301
302	* c-typeck.c (c_finish_omp_clauses): Remove "gang reduction on an
303	orphan loop" checking.
304
3052021-11-30  Cesar Philippidis  <cesar@codesourcery.com>
306	    Thomas Schwinge  <thomas@codesourcery.com>
307
308	* c-typeck.c (c_finish_omp_clauses): Emit an error on orphan
309	OpenACC gang reductions.
310
3112021-11-30  Richard Biener  <rguenther@suse.de>
312
313	* gimple-parser.c (c_parser_gimple_postfix_expression):
314	avoid unreachable code after break.
315
3162021-11-29  Eric Gallager  <egallager@gcc.gnu.org>
317
318	PR other/103021
319	* Make-lang.in: Use ETAGS variable in TAGS target.
320
3212021-11-29  Richard Biener  <rguenther@suse.de>
322
323	* c-typeck.c (c_tree_equal): Remove unreachable return.
324	* c-parser.c (get_matching_symbol): Likewise.
325
3262021-11-23  Jakub Jelinek  <jakub@redhat.com>
327
328	* c-typeck.c (c_clone_omp_udr): Don't initialize
329	id.transform_lang_insert_block.
330
3312021-11-19  Martin Sebor  <msebor@redhat.com>
332
333	PR c++/33925
334	PR c/102867
335	* c-typeck.c (maybe_warn_for_null_address): Suppress warnings for
336	code resulting from macro expansion.
337
3382021-11-19  Martin Liska  <mliska@suse.cz>
339
340	Revert:
341	2021-11-19  Martin Liska  <mliska@suse.cz>
342
343	* c-parser.c (add_debug_begin_stmt): Use option directly.
344
3452021-11-18  Matthias Kretz  <m.kretz@gsi.de>
346
347	* c-decl.c (names_builtin_p): Handle RID_BUILTIN_ASSOC_BARRIER.
348	* c-parser.c (c_parser_postfix_expression): Likewise.
349
3502021-11-18  Martin Liska  <mliska@suse.cz>
351
352	* c-parser.c (add_debug_begin_stmt): Use option directly.
353
3542021-11-17  Martin Sebor  <msebor@redhat.com>
355
356	PR c/101702
357	* c-decl.c (get_parm_array_spec): Strip casts earlier and fold array
358	bounds before deciding if they're constant.
359
3602021-11-15  Jakub Jelinek  <jakub@redhat.com>
361
362	* c-parser.c (OMP_TARGET_CLAUSE_MASK): Add
363	PRAGMA_OMP_CLAUSE_THREAD_LIMIT.
364
3652021-11-11  Jakub Jelinek  <jakub@redhat.com>
366
367	* c-parser.c (c_parser_omp_clause_num_teams): Parse optional
368	lower-bound and store it into OMP_CLAUSE_NUM_TEAMS_LOWER_EXPR.
369	Use OMP_CLAUSE_NUM_TEAMS_UPPER_EXPR instead of
370	OMP_CLAUSE_NUM_TEAMS_EXPR.
371	(c_parser_omp_target): For OMP_CLAUSE_NUM_TEAMS evaluate before
372	combined target teams even lower-bound expression.
373
3742021-11-11  Richard Biener  <rguenther@suse.de>
375
376	* gimple-parser.c: Shuffle bitmap.h include.
377
3782021-11-03  Joseph Myers  <joseph@codesourcery.com>
379
380	PR c/103031
381	* c-convert.c (c_convert): New function, based on convert.
382	(convert): Make into wrapper of c_convert.
383	(convert_init): New function.
384	* c-typeck.c (enum impl_conv): Add ic_init_const.
385	(convert_for_assignment): Handle ic_init_const like ic_init.  Add
386	new argument to convert_and_check call.
387	(digest_init): Pass ic_init_const to convert_for_assignment for
388	initializers required to be constant.
389
3902021-11-02  Richard Sandiford  <richard.sandiford@arm.com>
391
392	* c-tree.h (c_simulate_record_decl): Declare.
393	* c-objc-common.h (LANG_HOOKS_SIMULATE_RECORD_DECL): Override.
394	* c-decl.c (c_simulate_record_decl): New function.
395
3962021-10-22  Eric Gallager  <egallager@gcc.gnu.org>
397
398	PR other/102663
399	* Make-lang.in: Add dummy c.install-dvi target.
400
4012021-10-15  Richard Biener  <rguenther@suse.de>
402
403	PR c/102763
404	* gimple-parser.c
405	(c_parser_gimple_postfix_expression_after_primary): Check
406	for a pointer do be dereferenced by ->.
407
4082021-10-14  Kwok Cheung Yeung  <kcy@codesourcery.com>
409
410	* c-parser.c (c_finish_omp_declare_variant): Change call from
411	c_omp_check_context_selector to omp_check_context_selector. Change
412	call from c_omp_mark_declare_variant to omp_mark_declare_variant.
413
4142021-10-09  Jakub Jelinek  <jakub@redhat.com>
415
416	* c-parser.c (c_parser_omp_structured_block_sequence): New function.
417	(c_parser_omp_scan_loop_body): Use it.
418	(c_parser_omp_sections_scope): Likewise.
419
4202021-10-07  Richard Biener  <rguenther@suse.de>
421
422	* c-typeck.c (lvalue_p): Also allow MEM_REF and TARGET_MEM_REF.
423
4242021-10-05  Richard Biener  <rguenther@suse.de>
425
426	PR c/102605
427	* gimple-parser.c (c_parser_gimple_postfix_expression):
428	Accept more address _Literals.
429
4302021-10-04  Marek Polacek  <polacek@redhat.com>
431
432	PR c++/97573
433	* c-typeck.c (parser_build_binary_op): Call do_warn_array_compare.
434
4352021-10-01  Martin Sebor  <msebor@redhat.com>
436
437	PR c/102103
438	* c-typeck.c (maybe_warn_for_null_address): New function.
439	(build_binary_op): Call it.
440
4412021-10-01  Jakub Jelinek  <jakub@redhat.com>
442	    Richard Biener  <rguenther@suse.de>
443
444	PR sanitizer/102515
445	* c-typeck.c (build_binary_op): Call ubsan_instrument_division
446	for division even for SANITIZE_SI_OVERFLOW.
447
4482021-10-01  Jakub Jelinek  <jakub@redhat.com>
449
450	* c-parser.c (c_parser_omp_clause_order): Set
451	OMP_CLAUSE_ORDER_REPRODUCIBLE for explicit reproducible: modifier.
452
4532021-09-28  Andrew Pinski  <apinski@marvell.com>
454
455	PR c/32122
456	* c-parser.c (c_parser_statement_after_labels): Pass
457	the c_expr instead of the tree to c_finish_goto_ptr.
458	* c-typeck.c (c_finish_goto_ptr): Change the second
459	argument type to c_expr.
460	* c-tree.h (c_finish_goto_ptr): Likewise.
461	Error out if the expression was not of a pointer type.
462
4632021-09-22  Jakub Jelinek  <jakub@redhat.com>
464
465	* c-parser.c (c_parser_omp_clause_allocate): Parse allocate clause
466	modifiers.
467
4682021-09-18  Jakub Jelinek  <jakub@redhat.com>
469
470	* c-parser.c (c_parser_omp_clause_order): Parse unconstrained
471	and reproducible modifiers.
472	(OMP_DISTRIBUTE_CLAUSE_MASK): Add order clause.
473
4742021-09-18  Jakub Jelinek  <jakub@redhat.com>
475
476	* c-parser.c (c_parser_omp_clause_default): Handle private and
477	firstprivate arguments, adjust diagnostics on unknown argument.
478
4792021-09-17  Jakub Jelinek  <jakub@redhat.com>
480
481	* c-parser.c (c_parser_omp_atomic): Reject atomic swap if capture
482	is true.
483
4842021-09-10  Jakub Jelinek  <jakub@redhat.com>
485
486	* c-parser.c (c_parser_conditional_expression): If omp_atomic_lhs and
487	cond.value is >, < or == with omp_atomic_lhs as one of the operands,
488	don't call build_conditional_expr, instead build a COND_EXPR directly.
489	(c_parser_binary_expression): Avoid calling parser_build_binary_op
490	if omp_atomic_lhs even in more cases for >, < or ==.
491	(c_parser_omp_atomic): Update function comment for OpenMP 5.1 atomics,
492	parse OpenMP 5.1 atomics and fail, compare and weak clauses, allow
493	acq_rel on atomic read/write and acq_rel/acquire clauses on update.
494	* c-typeck.c (build_binary_op): For flag_openmp only handle
495	MIN_EXPR/MAX_EXPR.
496
4972021-09-07  Marcel Vollweiler  <marcel@codesourcery.com>
498
499	* c-parser.c (c_parser_omp_flush): Parse 'seq_cst' clause on 'flush'
500	directive.
501
5022021-09-01  Iain Sandoe  <iain@sandoe.co.uk>
503
504	* c-decl.c (enum deprecated_states): Add unavailable state.
505	(merge_decls): Copy unavailability.
506	(quals_from_declspecs): Handle unavailable case.
507	(start_decl): Amend the logic handling suppression of nested
508	deprecation states to include unavailability.
509	(smallest_type_quals_location): Amend comment.
510	(grokdeclarator): Handle the unavailable deprecation state.
511	(declspecs_add_type): Set TREE_UNAVAILABLE from the decl specs.
512	* c-tree.h (struct c_declspecs): Add unavailable_p.
513	* c-typeck.c (build_component_ref): Handle unavailability.
514	(build_external_ref): Likewise.
515
5162021-09-01  Roger Sayle  <roger@nextmovesoftware.com>
517	    Joseph Myers  <joseph@codesourcery.com>
518
519	PR c/79412
520	* c-decl.c (duplicate_decls): On significant mismatches, mark the
521	types of both (non-function) decls as error_mark_node, so that the
522	middle-end can see the code is malformed.
523	(free_attr_access_data): Don't process if the type has been set to
524	error_mark_node.
525
5262021-08-31  Marcel Vollweiler  <marcel@codesourcery.com>
527
528	* c-parser.c (c_parser_omp_clause_device): Parse device-modifiers 'device_num'
529	and 'ancestor' in 'target device' clauses.
530
5312021-08-23  Jakub Jelinek  <jakub@redhat.com>
532
533	* c-parser.c (c_parser_omp_clause_num_tasks,
534	c_parser_omp_clause_grainsize): Parse the optional strict: modifier.
535
5362021-08-22  Martin Uecker  <muecker@gwdg.de>
537
538	PR c/98397
539	* c-typeck.c (comp_target_types): Change pedwarn to pedwarn_c11
540	for pointers to arrays with qualifiers.
541	(build_conditional_expr): For C23 don't lose qualifiers for pointers
542	to arrays when the other pointer is a void pointer. Update warnings.
543	(convert_for_assignment): Update warnings for C2X when converting from
544	void* with qualifiers to a pointer to array with the same qualifiers.
545
5462021-08-20  Jakub Jelinek  <jakub@redhat.com>
547
548	* c-parser.c (c_parser_omp_error): New function.
549	(c_parser_pragma): Handle PRAGMA_OMP_ERROR.
550
5512021-08-20  Jakub Jelinek  <jakub@redhat.com>
552
553	* c-parser.c (c_parser_omp_clause_depend_sink): Reject spurious
554	comma at the end of list.
555	(c_parser_omp_requires): Likewise.
556
5572021-08-19  Jakub Jelinek  <jakub@redhat.com>
558
559	* c-parser.c (c_parser_omp_requires): Don't call
560	c_parser_peek_2nd_token and optionally consume token if current
561	token is CPP_EOF, CPP_PRAGMA_EOL or CPP_CLOSE_PAREN.
562
5632021-08-18  Jakub Jelinek  <jakub@redhat.com>
564
565	* c-parser.c (c_parser_omp_nothing): New function.
566	(c_parser_pragma): Handle PRAGMA_OMP_NOTHING.
567
5682021-08-18  Jakub Jelinek  <jakub@redhat.com>
569
570	* c-parser.c (c_parser_statement_after_labels): Add restart label
571	near the start of the function.  If c_parser_pragma returns false,
572	goto restart.
573	(c_parser_pragma): For PRAGMA_OMP_CANCELLATION_POINT return what
574	c_parser_omp_cancellation_point returned.  For PRAGMA_OMP_DECLARE
575	return what c_parser_omp_declare returned.  Return true instead of
576	false after emitting errors that the directive is not allowed in
577	pragma_stmt context.
578	(c_parser_omp_ordered): Return true instead of
579	false after emitting errors that the directive is not allowed in
580	pragma_stmt context.
581	(c_parser_omp_target_update): Likewise.
582	(c_parser_omp_target_enter_data, c_parser_omp_target_exit_data):
583	Change return type from tree to bool, return false if the
584	directive should be ignored in pragma_stmt contexts.
585	(c_parser_omp_target): Adjust callers of c_parser_omp_target_*_data,
586	return their result directly.
587	(c_parser_omp_cancellation_point): Change return type from void to
588	bool, return false if the directive should be ignored in pragma_stmt
589	contexts.
590	(c_parser_omp_declare): Likewise.
591
5922021-08-17  Jakub Jelinek  <jakub@redhat.com>
593
594	* c-parser.c (OMP_SCOPE_CLAUSE_MASK): Define.
595	(c_parser_omp_scope): New function.
596	(c_parser_omp_construct): Handle PRAGMA_OMP_SCOPE.
597
5982021-08-12  Jakub Jelinek  <jakub@redhat.com>
599
600	* c-parser.c (c_parser_omp_clause_name): Parse filter clause name.
601	(c_parser_omp_clause_filter): New function.
602	(c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_FILTER.
603	(OMP_MASKED_CLAUSE_MASK): Define.
604	(c_parser_omp_masked): New function.
605	(c_parser_omp_parallel): Handle parallel masked.
606	(c_parser_omp_construct): Handle PRAGMA_OMP_MASKED.
607	* c-typeck.c (c_finish_omp_clauses): Handle OMP_CLAUSE_FILTER.
608
6092021-08-12  Martin Uecker  <muecker@gwdg.de>
610
611	PR c/101838
612	PR c/29970
613	* c-typeck.c (c_expr_sizeof_type): Evaluate
614	size expressions for structs of variable size.
615
6162021-08-12  Tobias Burnus  <tobias@codesourcery.com>
617
618	* c-parser.c (c_parser_omp_clause_proc_bind): Accept
619	'primary' as alias for 'master'.
620
6212021-08-10  Martin Uecker  <muecker@gwdg.de>
622
623	PR c/29970
624	* c-typeck.c (c_expr_sizeof_expr): Evaluate
625	size expressions for structs of variable size.
626
6272021-08-06  Tamar Christina  <tamar.christina@arm.com>
628
629	* c-decl.c (c_simulate_enum_decl): Pass vec<> by pointer.
630	* c-tree.h (c_simulate_enum_decl): Likewise.
631
6322021-08-06  Martin Sebor  <msebor@redhat.com>
633
634	* c-parser.c (c_parser_declaration_or_fndef): Adjust by-value function
635	vec arguments to by-reference.
636	(c_finish_omp_declare_simd): Same.
637	(c_parser_compound_statement_nostart): Same.
638	(c_parser_for_statement): Same.
639	(c_parser_objc_methodprotolist): Same.
640	(c_parser_oacc_routine): Same.
641	(c_parser_omp_for_loop): Same.
642	(c_parser_omp_declare_simd): Same.
643
6442021-07-21  Thomas Schwinge  <thomas@codesourcery.com>
645	    Joseph Myers  <joseph@codesourcery.com>
646	    Cesar Philippidis  <cesar@codesourcery.com>
647
648	* c-parser.c (c_parser_omp_clause_name): Handle 'nohost'.
649	(c_parser_oacc_all_clauses): Handle 'PRAGMA_OACC_CLAUSE_NOHOST'.
650	(OACC_ROUTINE_CLAUSE_MASK): Add 'PRAGMA_OACC_CLAUSE_NOHOST'.
651	* c-typeck.c (c_finish_omp_clauses): Handle 'OMP_CLAUSE_NOHOST'.
652
6532021-07-20  Martin Sebor  <msebor@redhat.com>
654
655	* c-tree.h (c_build_function_call_vec): Adjust by-value argument to
656	by-const-reference.
657	* c-typeck.c (c_build_function_call_vec): Same.
658
6592021-07-15  Martin Sebor  <msebor@redhat.com>
660
661	PR c/101289
662	PR c/97548
663	* c-decl.c (get_parm_array_spec): Strip nops.
664
6652021-07-06  Martin Sebor  <msebor@redhat.com>
666
667	* c-objc-common.c (c_tree_printer): Remove support for %G and %K.
668
6692021-07-02  Jakub Jelinek  <jakub@redhat.com>
670
671	PR c/101297
672	* c-parser.c (c_parser_omp_atomic): Consume comma only if it
673	appears before a CPP_NAME.
674
6752021-06-25  Martin Sebor  <msebor@redhat.com>
676
677	* c-decl.c (pop_scope): Replace direct uses of TREE_NO_WARNING with
678	warning_suppressed_p, suppress_warning, and copy_no_warning.
679	(diagnose_mismatched_decls): Same.
680	(duplicate_decls): Same.
681	(grokdeclarator): Same.
682	(finish_function): Same.
683	(c_write_global_declarations_1): Same.
684	* c-fold.c (c_fully_fold_internal): Same.
685	* c-parser.c (c_parser_expr_no_commas): Same.
686	(c_parser_postfix_expression): Same.
687	* c-typeck.c (array_to_pointer_conversion): Same.
688	(function_to_pointer_conversion): Same.
689	(default_function_array_conversion): Same.
690	(convert_lvalue_to_rvalue): Same.
691	(default_conversion): Same.
692	(build_indirect_ref): Same.
693	(build_function_call_vec): Same.
694	(build_atomic_assign): Same.
695	(build_unary_op): Same.
696	(c_finish_return): Same.
697	(emit_side_effect_warnings): Same.
698	(c_finish_stmt_expr): Same.
699	(c_omp_clause_copy_ctor): Same.
700
7012021-06-24  Jakub Jelinek  <jakub@redhat.com>
702
703	PR c/101176
704	* c-parser.c (c_parser_has_attribute_expression): Set source range for
705	the result.
706
7072021-06-24  Jakub Jelinek  <jakub@redhat.com>
708
709	PR c/101171
710	* c-typeck.c (build_c_cast): Don't call note_integer_operands on
711	error_mark_node.
712
7132021-06-24  Jakub Jelinek  <jakub@redhat.com>
714
715	* c-parser.c (omp_split_clauses): Pass C_ORT_OMP_TARGET instead of
716	C_ORT_OMP for clauses on target construct.
717	(OMP_TARGET_CLAUSE_MASK): Add in_reduction clause.
718	(c_parser_omp_target): For non-combined target add
719	map (always, tofrom:) clauses for OMP_CLAUSE_IN_REDUCTION.  Pass
720	C_ORT_OMP_TARGET to c_finish_omp_clauses.
721	* c-typeck.c (handle_omp_array_sections): Adjust ort handling
722	for addition of C_ORT_OMP_TARGET and simplify, mapping clauses are
723	never present on C_ORT_*DECLARE_SIMD.
724	(c_finish_omp_clauses): Likewise.  Handle OMP_CLAUSE_IN_REDUCTION
725	on C_ORT_OMP_TARGET, set OMP_CLAUSE_MAP_IN_REDUCTION on
726	corresponding map clauses.
727
7282021-06-21  Jakub Jelinek  <jakub@redhat.com>
729
730	PR inline-asm/100785
731	* c-typeck.c (c_mark_addressable): Diagnose trying to make
732	bit-fields addressable.
733
7342021-06-15  Robin Dapp  <rdapp@linux.ibm.com>
735
736	* c-decl.c (merge_decls): Copy DECL_USER_ALIGN if DECL_ALIGN is
737	similar.
738
7392021-06-14  Tobias Burnus  <tobias@codesourcery.com>
740
741	PR c/100913
742	* c-parser.c (c_parser_omp_clause_affinity): No need to set iterator
743	var in the error case.
744
7452021-06-07  Eric Botcazou  <ebotcazou@adacore.com>
746
747	PR c/100920
748	* c-typeck.c (convert_for_assignment): Test fndecl_built_in_p to
749	spot built-in functions.
750
7512021-06-06  Jakub Jelinek  <jakub@redhat.com>
752
753	PR c/100902
754	* c-parser.c (c_parser_omp_target): Call c_omp_adjust_map_clauses
755	even when target is combined with other constructs.
756
7572021-06-06  Eric Botcazou  <ebotcazou@adacore.com>
758
759	PR c/100920
760	* c-decl.c (finish_struct): Fix thinko in previous change.
761	* c-typeck.c (convert_for_assignment): Do not warn on pointer
762	assignment and initialization for storage order purposes if the
763	RHS is a call to a DECL_IS_MALLOC function.
764
7652021-06-04  Martin Sebor  <msebor@redhat.com>
766
767	PR c/100783
768	* c-objc-common.c (print_type): Handle erroneous types.
769
7702021-06-03  Jakub Jelinek  <jakub@redhat.com>
771
772	PR c++/100859
773	* c-typeck.c (c_finish_omp_clauses): Move OMP_CLAUSE_AFFINITY
774	after depend only cases.
775
7762021-05-31  Richard Biener  <rguenther@suse.de>
777
778	PR c++/88601
779	* c-decl.c (names_builtin_p): Handle RID_BUILTIN_SHUFFLEVECTOR.
780	* c-parser.c (c_parser_postfix_expression): Likewise.
781
7822021-05-28  Richard Biener   <rguenther@suse.de>
783
784	PR c/100803
785	* gimple-parser.c (c_parser_gimple_paren_condition): Diagnose
786	invalid if conditions.
787
7882021-05-28  Jakub Jelinek  <jakub@redhat.com>
789
790	PR middle-end/99928
791	* c-typeck.c (handle_omp_array_sections): Copy OMP_CLAUSE_MAP_IMPLICIT.
792	(c_finish_omp_clauses): Move not just OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT
793	marked clauses last, but also OMP_CLAUSE_MAP_IMPLICIT.  Add
794	map_firstprivate_head bitmap, set it for GOMP_MAP_FIRSTPRIVATE_POINTER
795	maps and silently remove OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT if it is
796	present too.  For OMP_CLAUSE_MAP_IMPLICIT silently remove the clause
797	if present in map_head, map_field_head or map_firstprivate_head
798	bitmaps.
799
8002021-05-28  Tobias Burnus  <tobias@codesourcery.com>
801
802	* c-parser.c (c_parser_omp_clause_affinity): New.
803	(c_parser_omp_clause_name, c_parser_omp_variable_list,
804	c_parser_omp_all_clauses, OMP_TASK_CLAUSE_MASK): Handle affinity clause.
805	* c-typeck.c (handle_omp_array_sections_1, handle_omp_array_sections,
806	c_finish_omp_clauses): Likewise.
807
8082021-05-26  Eric Botcazou  <ebotcazou@adacore.com>
809
810	PR c/100653
811	* c-decl.c (finish_struct): Warn for a union containing an aggregate
812	field with a differing scalar storage order.
813
8142021-05-21  Jakub Jelinek  <jakub@redhat.com>
815
816	PR middle-end/99928
817	* c-typeck.c (c_finish_omp_clauses): Move firstprivate clauses with
818	OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT to the end of the chain.  Don't error
819	if a decl is mentioned both in map clause and in such firstprivate
820	clause unless OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT_TARGET is also set.
821
8222021-05-19  Jakub Jelinek  <jakub@redhat.com>
823
824	PR middle-end/99928
825	* c-parser.c (c_parser_omp_master): Set OMP_MASTER_COMBINED on
826	master when combined with taskloop.
827	(c_parser_omp_parallel): Don't set OMP_PARALLEL_COMBINED on
828	parallel master when not combined with taskloop.
829
8302021-05-18  Richard Biener  <rguenther@suse.de>
831
832	PR c/100522
833	* gimple-parser.c (c_parser_gimple_postfix_expression_after_primary):
834	Diagnose calls to non-functions.
835	(c_parser_gimple_statement): Diagnose unexpected assignment RHS.
836
8372021-05-17  Richard Biener  <rguenther@suse.de>
838
839	PR c/100625
840	* gimple-parser.c (c_parser_gimple_label): Avoid building
841	a GIMPLE label with NULL label decl.
842
8432021-05-13  Martin Sebor  <msebor@redhat.com>
844
845	PR c/100550
846	* c-decl.c (get_parm_array_spec): Avoid erroneous VLA bounds.
847
8482021-05-12  Marcel Vollweiler  <marcel@codesourcery.com>
849
850	* c-parser.c (c_parser_omp_clause_map): Support map-type-modifier
851	'close'.
852
8532021-05-10  Martin Liska  <mliska@suse.cz>
854
855	* c-aux-info.c (affix_data_type): Use startswith
856	function instead of strncmp.
857	* c-typeck.c (build_function_call_vec): Likewise.
858	* gimple-parser.c (c_parser_gimple_parse_bb_spec): Likewise.
859
8602021-05-07  Eric Botcazou  <ebotcazou@adacore.com>
861
862	* c-typeck.c (build_unary_op) <ADDR_EXPR>: Do not issue an error
863	on the address of a pointer field in a record with reverse SSO.
864
8652021-05-04  Tobias Burnus  <tobias@codesourcery.com>
866
867	* c-typeck.c (c_finish_omp_clauses): Accept float + complex
868	for || and && reductions.
869
8702021-04-29  Joseph Myers  <joseph@codesourcery.com>
871
872	* c-typeck.c (function_types_compatible_p): For C2X, treat
873	unprototyped function as compatible with non-variadic prototyped
874	function even if some argument types are changed by the default
875	argument promotions.
876
8772021-04-15  Martin Sebor  <msebor@redhat.com>
878
879	PR c/99420
880	PR c/99972
881	* c-decl.c (pushdecl): Always propagate type attribute.
882
8832021-04-15  Richard Sandiford  <richard.sandiford@arm.com>
884
885	PR c/98852
886	* c-typeck.c (c_common_type): Do not drop attributes that
887	affect type identity.
888
8892021-04-10  Jakub Jelinek  <jakub@redhat.com>
890
891	PR c/99990
892	* c-decl.c (finish_decl): Don't overwrite TREE_TYPE of
893	error_mark_node.
894
8952021-03-25  Jakub Jelinek  <jakub@redhat.com>
896
897	PR c++/99565
898	* c-typeck.c (build_conditional_expr): Pass OEP_ADDRESS_OF_SAME_FIELD
899	to operand_equal_p.
900
9012021-03-19  Jakub Jelinek  <jakub@redhat.com>
902
903	PR c/99588
904	* c-typeck.c (mark_exp_read): Recognize what build_atomic_assign
905	with modifycode NOP_EXPR produces and mark the _Atomic var as read
906	if found.
907	(build_atomic_assign): For modifycode of NOP_EXPR, use COMPOUND_EXPRs
908	rather than STATEMENT_LIST.  Otherwise call mark_exp_read on lhs.
909	Set TREE_SIDE_EFFECTS on the TARGET_EXPR.
910
9112021-03-15  Tobias Burnus  <tobias@codesourcery.com>
912
913	PR c++/99509
914	* c-decl.c (finish_decl): For 'omp declare target implicit' vars,
915	ensure that the varpool node is marked as offloadable.
916
9172021-03-05  Tobias Burnus  <tobias@codesourcery.com>
918
919	PR c/99137
920	* c-parser.c (c_parser_oacc_clause_async): Reject comma expressions.
921
9222021-02-24  Martin Sebor  <msebor@redhat.com>
923
924	PR middle-end/97172
925	* c-decl.c (free_attr_access_data): Clear attribute arg spec.
926
9272021-02-18  Jakub Jelinek  <jakub@redhat.com>
928
929	PR c/99136
930	* c-typeck.c (c_finish_return): Don't wrap retval into
931	EXCESS_PRECISION_EXPR in functions that return void.
932
9332021-02-11  Marek Polacek  <polacek@redhat.com>
934
935	* c-parser.c (c_parser_if_statement): Use vec_free.
936
9372021-02-04  Martin Sebor  <msebor@redhat.com>
938
939	PR c/97882
940	* c-decl.c (locate_old_decl): Add type to diagnostic output.
941	(diagnose_mismatched_decls): Same.
942	(start_function): Introduce temporaries for better readability.
943	* c-typeck.c (comptypes_internal): Only consider complete enum
944	types in comparisons with integers.
945
9462021-02-01  Martin Sebor  <msebor@redhat.com>
947
948	PR middle-end/97172
949	* c-decl.c (free_attr_access_data): New function.
950	(c_parse_final_cleanups): Call free_attr_access_data.
951
9522021-01-16  Kwok Cheung Yeung  <kcy@codesourcery.com>
953
954	* c-parser.c (c_parser_omp_clause_detach): New.
955	(c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_DETACH clause.
956	(OMP_TASK_CLAUSE_MASK): Add mask for PRAGMA_OMP_CLAUSE_DETACH.
957	* c-typeck.c (c_finish_omp_clauses): Handle PRAGMA_OMP_CLAUSE_DETACH
958	clause.  Prevent use of detach with mergeable and overriding the
959	data sharing mode of the event handle.
960
9612021-01-15  Jakub Jelinek  <jakub@redhat.com>
962
963	* c-typeck.c (c_finish_omp_clauses): For reduction build array with
964	unqualified element type and then call c_build_qualified_type on the
965	ARRAY_TYPE.
966
9672021-01-07  Richard Biener  <rguenther@suse.de>
968
969	* gimple-parser.c (c_parser_gimple_compound_statement): Only
970	reallocate loop array if it is too small.
971
9722020-12-16  Martin Uecker  <muecker@gwdg.de>
973
974	PR c/98047
975	* c-typeck.c (build_modify_expr): Drop qualifiers.
976
9772020-12-16  Martin Uecker  <muecker@gwdg.de>
978
979	PR c/98260
980	* c-parser.c (c_parser_expression): Look into
981	nop expression when marking expressions as read.
982
9832020-12-14  Martin Liska  <mliska@suse.cz>
984
985	PR sanitizer/98204
986	* c-typeck.c (pointer_diff): Do not emit a top-level
987	sanitization.
988	(build_binary_op): Likewise.
989
9902020-12-09  Tobias Burnus  <tobias@codesourcery.com>
991
992	* c-parser.c (c_parser_omp_allocate): New.
993	(c_parser_omp_construct): Call it.
994
9952020-12-09  Richard Biener  <rguenther@suse.de>
996
997	PR c/98200
998	* gimple-parser.c (c_parser_gimple_postfix_expression): Return
999	early on error.
1000
10012020-12-07  Martin Uecker  <muecker@gwdg.de>
1002
1003	PR c/97981
1004	* c-typeck.c (convert_lvalue_to_rvalue): Move the code
1005	that drops qualifiers to the end of the function.
1006
10072020-11-26  Martin Uecker  <muecker@gwdg.de>
1008
1009	PR c/65455
1010	PR c/92935
1011	* c-parser.c (c_parser_declaration_or_fndef): Remove
1012	redundant code to drop qualifiers of _Atomic types for __auto_type.
1013	(c_parser_typeof_specifier): Do not drop qualifiers of _Atomic
1014	types for __typeof__.
1015
10162020-11-24  Jakub Jelinek  <jakub@redhat.com>
1017
1018	PR c/97958
1019	* c-parser.c (c_parser_binary_expression): For omp atomic binary
1020	expressions, use make_node instead of build2 to avoid checking build2
1021	performs.
1022
10232020-11-23  Joseph Myers  <joseph@codesourcery.com>
1024
1025	PR c/95630
1026	* c-typeck.c (build_binary_op): Use pedwarn_c99 with OPT_Wpedantic
1027	for comparisons of complete and incomplete pointers.
1028
10292020-11-21  Aaron Sawdey  <acsawdey@linux.ibm.com>
1030
1031	* c-aux-info.c (gen_type): Support opaque types.
1032
10332020-11-20  Martin Sebor  <msebor@redhat.com>
1034
1035	PR middle-end/97879
1036	* c-decl.c (start_function): Set ATTR_FLAG_INTERNAL in flags.
1037
10382020-11-20  Jakub Jelinek  <jakub@redhat.com>
1039
1040	PR other/97911
1041	* Make-lang.in (c.serial): Change from goal to a variable.
1042	(.PHONY): Drop c.serial.
1043
10442020-11-20  Martin Uecker  <muecker@gwdg.de>
1045
1046	* c-typeck.c (convert_lvalue_to_rvalue): Drop qualifiers.
1047
10482020-11-19  Jakub Jelinek  <jakub@redhat.com>
1049
1050	PR c/97860
1051	* c-decl.c (get_parm_array_spec): Bail out of nelts is
1052	error_operand_p.
1053
10542020-11-18  Jakub Jelinek  <jakub@redhat.com>
1055
1056	* Make-lang.in (c.serial): New goal.
1057	(.PHONY): Add c.serial c.prev.
1058	(cc1$(exeext)): Call LINK_PROGRESS.
1059
10602020-11-13  Vladimir N. Makarov  <vmakarov@redhat.com>
1061
1062	* c-parser.c (c_parser_asm_statement): Parse outputs for asm
1063	goto too.
1064	* c-typeck.c (build_asm_expr): Remove an assert checking output
1065	absence for asm goto.
1066
10672020-11-13  Jakub Jelinek  <jakub@redhat.com>
1068
1069	* c-typeck.c (c_finish_omp_clauses): Don't clear
1070	OMP_CLAUSE_REDUCTION_INSCAN unless reduction_seen == -2.
1071
10722020-11-13  Iain Sandoe  <iain@sandoe.co.uk>
1073
1074	PR objc/77404
1075	* c-parser.c (c_parser_objc_class_definition): Pass the
1076	location of the class name to the interface declaration.
1077
10782020-11-10  Strager Neds  <strager.nds@gmail.com>
1079
1080	* c-decl.c (merge_decls): Use new overload of
1081	set_decl_section_name.
1082
10832020-11-10  Chung-Lin Tang  <cltang@codesourcery.com>
1084
1085	* c-parser.c (c_parser_omp_target_data): Add use of
1086	new c_omp_adjust_map_clauses function. Add GOMP_MAP_ATTACH_DETACH as
1087	handled map clause kind.
1088	(c_parser_omp_target_enter_data): Likewise.
1089	(c_parser_omp_target_exit_data): Likewise.
1090	(c_parser_omp_target): Likewise.
1091	* c-typeck.c (handle_omp_array_sections): Adjust COMPONENT_REF case to
1092	use GOMP_MAP_ATTACH_DETACH map kind for C_ORT_OMP region type.
1093	(c_finish_omp_clauses): Adjust bitmap checks to allow struct decl and
1094	same struct field access to co-exist on OpenMP construct.
1095
10962020-11-07  Martin Uecker  <muecker@gwdg.de>
1097
1098	* c-parser.c (c_parser_label): Implement mixing of labels and code.
1099	(c_parser_all_labels): Likewise.
1100
11012020-11-06  Iain Sandoe  <iain@sandoe.co.uk>
1102
1103	* c-parser.c (c_parser_objc_at_property_declaration):
1104	Improve parsing fidelity. Associate better location info
1105	with @property attributes.  Clean up the interface to
1106	objc_add_property_declaration ().
1107
11082020-11-06  Nathan Sidwell  <nathan@acm.org>
1109
1110	* c-decl.c (diagnose_mismatched_decls): Rename
1111	DECL_IS_BUILTIN->DECL_IS_UNDECLARED_BUILTIN.
1112	(warn_if_shadowing, implicitly_declare, names_builtin_p)
1113	(collect_source_refs): Likewise.
1114	* c-typeck.c (inform_declaration, inform_for_arg)
1115	(convert_for_assignment): Likewise.
1116
11172020-11-06  Tobias Burnus  <tobias@codesourcery.com>
1118
1119	* c-parser.c (c_parser_omp_atomic): Add openacc parameter and update
1120	OpenACC matching.
1121	(c_parser_omp_construct): Update call.
1122
11232020-11-04  Jakub Jelinek  <jakub@redhat.com>
1124
1125	PR c++/97670
1126	* c-typeck.c (c_finish_omp_clauses): Look through array reductions to
1127	find underlying decl to clear in the aligned_head bitmap.
1128
11292020-11-04  Joseph Myers  <joseph@codesourcery.com>
1130
1131	* c-decl.c (handle_nodiscard_attribute): New.
1132	(std_attribute_table): Add nodiscard.
1133	* c-parser.c (c_parser_std_attribute): Expect argument to
1134	nodiscard attribute to be a string.  Do not special-case ignoring
1135	nodiscard.
1136	* c-typeck.c (maybe_warn_nodiscard): New.
1137	(build_compound_expr, emit_side_effect_warnings): Call
1138	maybe_warn_nodiscard.
1139	(c_process_expr_stmt, c_finish_stmt_expr): Also call
1140	emit_side_effect_warnings if warn_unused_result.
1141
11422020-10-29  Asher Gordon  <AsDaGo@posteo.net>
1143
1144	* c-typeck.c (free_all_tagged_tu_seen_up_to): Replace free
1145	with XDELETE.
1146	(finish_init): Likewise.
1147	(pop_init_level): Likewise.
1148
11492020-10-28  Joseph Myers  <joseph@codesourcery.com>
1150
1151	* c-decl.c (store_parm_decls_newstyle): Use pedwarn_c11 not
1152	error_at for omitted parameter name.
1153
11542020-10-28  Jakub Jelinek  <jakub@redhat.com>
1155
1156	* c-parser.c (c_parser_omp_clause_name): Handle allocate.
1157	(c_parser_omp_clause_allocate): New function.
1158	(c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_ALLOCATE.
1159	(OMP_FOR_CLAUSE_MASK, OMP_SECTIONS_CLAUSE_MASK,
1160	OMP_PARALLEL_CLAUSE_MASK, OMP_SINGLE_CLAUSE_MASK,
1161	OMP_TASK_CLAUSE_MASK, OMP_TASKGROUP_CLAUSE_MASK,
1162	OMP_DISTRIBUTE_CLAUSE_MASK, OMP_TEAMS_CLAUSE_MASK,
1163	OMP_TARGET_CLAUSE_MASK, OMP_TASKLOOP_CLAUSE_MASK): Add
1164	PRAGMA_OMP_CLAUSE_ALLOCATE.
1165	* c-typeck.c (c_finish_omp_clauses): Handle OMP_CLAUSE_ALLOCATE.
1166
11672020-10-27  Joseph Myers  <joseph@codesourcery.com>
1168
1169	* c-parser.c (c_parser_std_attribute_specifier): Allow duplicate
1170	standard attributes.
1171
11722020-10-23  Marek Polacek  <polacek@redhat.com>
1173
1174	PR c++/91741
1175	* c-parser.c (c_parser_binary_expression): Implement -Wsizeof-array-div.
1176	(c_parser_postfix_expression): Set PAREN_SIZEOF_EXPR.
1177	(c_parser_expr_list): Handle PAREN_SIZEOF_EXPR like SIZEOF_EXPR.
1178	* c-tree.h (char_type_p): Declare.
1179	* c-typeck.c (char_type_p): No longer static.
1180
11812020-10-23  Martin Sebor  <msebor@redhat.com>
1182
1183	PR middle-end/97552
1184	* c-decl.c (get_parm_array_spec): Handle static VLA parameters.
1185
11862020-09-19  Martin Sebor  <msebor@redhat.com>
1187
1188	PR c/50584
1189	* c-decl.c (lookup_last_decl): Define new function.
1190	(c_decl_attributes): Call it.
1191	(start_decl): Add argument and use it.
1192	(finish_decl): Call build_attr_access_from_parms and decl_attributes.
1193	(get_parm_array_spec): Define new function.
1194	(push_parm_decl): Call get_parm_array_spec.
1195	(start_function): Call warn_parm_array_mismatch.  Build attribute
1196	access and add it to current function.
1197	* c-parser.c (c_parser_declaration_or_fndef): Diagnose mismatches
1198	in forms of array parameters.
1199	* c-tree.h (start_decl): Add argument.
1200
12012020-09-19  Sandra Loosemore  <sandra@codesourcery.com>
1202
1203	* c-decl.c (c_break_label, c_cont_label): Delete, and replace
1204	with...
1205	(in_statement): New.
1206	(start_function): Adjust for above change.
1207	(c_push_function_context, c_pop_function_context): Likewise.
1208	* c-lang.h (struct language_function): Likewise.
1209	* c-objc-common.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
1210	* c-parser.c (objc_foreach_break_label, objc_foreach_continue_label):
1211	New.
1212	(c_parser_statement_after_labels): Adjust calls to c_finish_bc_stmt.
1213	(c_parser_switch_statement): Adjust break/switch context handling
1214	and calls to renamed functions.
1215	(c_parser_while_statement): Adjust break/switch context handling and
1216	build a WHILE_STMT.
1217	(c_parser_do_statement): Ditto, with DO_STMT respectively.
1218	(c_parser_for_statement): Ditto, with FOR_STMT respectively.
1219	(c_parser_omp_for_loop): Adjust break/switch context handling.
1220	* c-tree.h (c_break_label, c_cont_label): Delete.
1221	(IN_SWITCH_STMT, IN_ITERATION_STMT): Define.
1222	(IN_OMP_BLOCK, IN_OMP_FOR, IN_OBJC_FOREACH): Define.
1223	(in_statement, switch_statement_break_seen_p): Declare.
1224	(c_start_case, c_finish_case): Renamed to...
1225	(c_start_switch, c_finish_switch).
1226	(c_finish_bc_stmt): Adjust arguments.
1227	* c-typeck.c (build_function_call_vec): Don't try to print
1228	statements with %qE format.
1229	(struct c_switch):  Rename switch_expr field to switch_stmt.
1230	Add break_stmt_seen_p field.
1231	(c_start_case): Rename to c_start_switch.  Build a SWITCH_STMT
1232	instead of a SWITCH_EXPR.  Update for changes to struct c_switch.
1233	(do_case): Update for changes to struct c_switch.
1234	(c_finish_case): Rename to c_finish_switch.  Update for changes to
1235	struct c_switch and change of representation from SWITCH_EXPR to
1236	SWITCH_STMT.
1237	(c_finish_loop): Delete.
1238	(c_finish_bc_stmt): Update to reflect changes to break/continue
1239	state representation.  Build a BREAK_STMT or CONTINUE_STMT instead
1240	of a GOTO_EXPR except for objc foreach loops.
1241
12422020-09-01  Jakub Jelinek  <jakub@redhat.com>
1243
1244	PR c++/96867
1245	* c-typeck.c (handle_omp_array_sections_1): Test C_ARRAY_PARAMETER
1246	only on PARM_DECLs.
1247
12482020-08-28  Martin Sebor  <msebor@redhat.com>
1249
1250	PR c/96596
1251	* c-decl.c (match_builtin_function_types): Avoid dealing with erroneous
1252	argument type.
1253
12542020-08-27  Martin Liska  <mliska@suse.cz>
1255
1256	* gimple-parser.c (c_parser_gimple_compound_statement): Set exact argument of a vector
1257	growth function to true.
1258
12592020-08-25  Tobias Burnus  <tobias@codesourcery.com>
1260
1261	PR c/96678
1262	* c-typeck.c (handle_omp_array_sections_1): Talk about
1263	array function parameter in the error message.
1264
12652020-08-18  Jakub Jelinek  <jakub@redhat.com>
1266
1267	PR c/96571
1268	* c-parser.c (c_parser_generic_selection): Change match_found from bool
1269	to int, holding index of the match.  Call mark_exp_read on the selector
1270	expression and on expressions other than the selected one.
1271
12722020-08-01  Richard Sandiford  <richard.sandiford@arm.com>
1273
1274	PR c/96377
1275	* c-typeck.c (process_init_element): Split test for whether to
1276	recurse into a record, union or array into...
1277	(initialize_elementwise_p): ...this new function.  Don't recurse
1278	into a vector type if the initialization value is also a vector.
1279
12802020-07-31  Richard Biener  <rguenther@suse.de>
1281
1282	PR debug/96383
1283	* c-objc-common.h (LANG_HOOKS_FINALIZE_EARLY_DEBUG):
1284	Define to c_common_finalize_early_debug.
1285
12862020-07-22  Tobias Burnus  <tobias@codesourcery.com>
1287
1288	* c-parser.c (c_parser_omp_clause_hint): Require nonnegative hint clause.
1289	(c_parser_omp_critical): Permit hint(0) clause without named critical.
1290	(c_parser_omp_construct): Don't assert if error_mark_node is returned.
1291
12922020-07-21  Sunil K Pandey  <skpgkp2@gmail.com>
1293
1294	PR target/95237
1295	* c-decl.c (finish_decl): Call target hook
1296	lower_local_decl_alignment to lower local decl alignment.
1297
12982020-07-09  Julian Brown  <julian@codesourcery.com>
1299	    Thomas Schwinge  <thomas@codesourcery.com>
1300
1301	PR middle-end/95270
1302	* c-typeck.c (c_finish_omp_clauses): Set OMP_CLAUSE_SIZE (bias) to zero
1303	for standalone attach/detach clauses.
1304
13052020-07-08  Eric Botcazou  <ebotcazou@adacore.com>
1306
1307	* c-typeck.c (convert_for_assignment): If -Wscalar-storage-order is
1308	set, warn for conversion between pointers that point to incompatible
1309	scalar storage orders.
1310
13112020-07-07  Kaipeng Zhou  <zhoukaipeng3@huawei.com>
1312
1313	* c-parser.c (c_parser_statement_after_labels): Pass correct
1314	parameters to c_parser_do_statement.
1315
13162020-06-16  Jakub Jelinek  <jakub@redhat.com>
1317
1318	* c-parser.c (c_parser_expr_no_commas): Save, clear and restore
1319	c_in_omp_for.
1320	(c_parser_omp_for_loop): Set c_in_omp_for around some calls to avoid
1321	premature c_fully_fold.  Defer explicit c_fully_fold calls to after
1322	c_finish_omp_for.
1323	* c-tree.h (c_in_omp_for): Declare.
1324	* c-typeck.c (c_in_omp_for): Define.
1325	(build_modify_expr): Avoid c_fully_fold if c_in_omp_for.
1326	(digest_init): Likewise.
1327	(build_binary_op): Likewise.
1328
13292020-06-16  Jakub Jelinek  <jakub@redhat.com>
1330
1331	* c-parser.c (c_parser_omp_clause_schedule): Reject modifier separated
1332	from kind by comma rather than colon.
1333
13342020-06-05  Mark Wielaard  <mark@klomp.org>
1335
1336	* c-decl.c (implicit_decl_warning): When warned and olddecl is
1337	an undeclared builtin, then add a fixit header hint, if found.
1338	(implicitly_declare): Add OPT_Wbuiltin_declaration_mismatch to
1339	warning_at about implicit builtin declaration type mismatch.
1340
13412020-06-03  Mark Wielaard  <mark@klomp.org>
1342
1343	* c-parser.c (struct c_parser): Add seen_string_literal
1344	bitfield.
1345	(c_parser_consume_token): Reset seen_string_literal.
1346	(c_parser_error_richloc): Add name_hint if seen_string_literal
1347	and next token is a CPP_NAME and we have a missing header
1348	suggestion for the name.
1349	(c_parser_string_literal): Set seen_string_literal.
1350
13512020-06-03  Mark Wielaard  <mark@klomp.org>
1352
1353	* c-parser.c (c_parser_postfix_expression_after_primary): Add
1354	scope with matching_parens after CPP_OPEN_PAREN.
1355
13562020-06-03  Tobias Burnus  <tobias@codesourcery.com>
1357
1358	* c-objc-common.h (LANG_HOOKS_OMP_PREDETERMINED_MAPPING): Redefine.
1359
13602020-05-28  Nicolas Bértolo  <nicolasbertolo@gmail.com>
1361
1362	* Make-lang.in: Remove extra slash.
1363
13642020-05-19  Martin Liska  <mliska@suse.cz>
1365
1366	* c-parser.c: Fix typo.
1367
13682020-05-14  Jakub Jelinek  <jakub@redhat.com>
1369
1370	* c-parser.c (c_parser_omp_target): Set cfun->has_omp_target.
1371
13722020-05-07  Richard Biener  <rguenther@suse.de>
1373
1374	PR middle-end/94703
1375	* gimple-parser.c (c_parser_parse_ssa_name): Do not set
1376	DECL_GIMPLE_REG_P.
1377
13782020-04-30  Jakub Jelinek  <jakub@redhat.com>
1379
1380	PR c/94842
1381	* c-decl.c (set_labels_context_r): In addition to context-less
1382	LABEL_DECLs adjust also LABEL_DECLs with context equal to
1383	parent function if any.
1384	(store_parm_decls): Adjust comment.
1385
13862020-04-19  Jakub Jelinek  <jakub@redhat.com>
1387
1388	PR objc/94637
1389	* c-parser.c (c_parser_objc_selector_arg): Handle CPP_SCOPE like
1390	two CPP_COLON tokens.
1391
13922020-04-17  Jakub Jelinek  <jakub@redhat.com>
1393
1394	PR other/94629
1395	* c-parser.c (c_parser_oacc_routine): Remove redundant assignment
1396	to data.clauses.
1397
13982020-04-15  Jakub Jelinek  <jakub@redhat.com>
1399
1400	PR c/94593
1401	* c-parser.c (c_parser_pragma) <case PRAGMA_OMP_REQUIRES>: Reject
1402	requires directive when not at file scope.
1403
14042020-04-08  Tobias Burnus  <tobias@codesourcery.com>
1405
1406	PR middle-end/94120
1407	* c-decl.c (c_check_in_current_scope): New function.
1408	* c-tree.h (c_check_in_current_scope): Declare it.
1409	* c-parser.c (c_parser_oacc_declare): Add check that variables
1410	are declared in the same scope as the directive. Fix handling
1411	of namespace vars.
1412
14132020-04-07  Jakub Jelinek  <jakub@redhat.com>
1414
1415	PR c++/94512
1416	* c-parser.c (c_parser_omp_parallel): Set OMP_PARALLEL_COMBINED
1417	if c_parser_omp_master succeeded.
1418
14192020-03-23  Jakub Jelinek  <jakub@redhat.com>
1420
1421	PR gcov-profile/94029
1422	PR c/94239
1423	* c-parser.c (c_parser_declaration_or_fndef): Initialize endloc to
1424	the function_start_locus location.  Don't do that afterwards for the
1425	__GIMPLE body parsing.
1426
14272020-03-19  Jakub Jelinek  <jakub@redhat.com>
1428
1429	PR gcov-profile/94029
1430	* c-tree.h (finish_function): Add location_t argument defaulted to
1431	input_location.
1432	* c-parser.c (c_parser_compound_statement): Add endlocp argument and
1433	set it to the locus of closing } if non-NULL.
1434	(c_parser_compound_statement_nostart): Return locus of closing }.
1435	(c_parser_parse_rtl_body): Likewise.
1436	(c_parser_declaration_or_fndef): Propagate locus of closing } to
1437	finish_function.
1438	* c-decl.c (finish_function): Add end_loc argument, use it instead of
1439	input_location to set function_end_locus.
1440
14412020-03-17  Jakub Jelinek  <jakub@redhat.com>
1442
1443	PR c/94172
1444	* c-tree.h (C_TYPE_INCOMPLETE_VARS): Define to TYPE_LANG_SLOT_1
1445	instead of TYPE_VFIELD, and support it on {RECORD,UNION,ENUMERAL}_TYPE.
1446	(TYPE_ACTUAL_ARG_TYPES): Check that it is only used on FUNCTION_TYPEs.
1447	* c-decl.c (pushdecl): Push C_TYPE_INCOMPLETE_VARS also to
1448	ENUMERAL_TYPEs.
1449	(finish_incomplete_vars): New function, moved from finish_struct.  Use
1450	relayout_decl instead of layout_decl.
1451	(finish_struct): Remove obsolete comment about C_TYPE_INCOMPLETE_VARS
1452	being TYPE_VFIELD.  Use finish_incomplete_vars.
1453	(finish_enum): Clear C_TYPE_INCOMPLETE_VARS.  Call
1454	finish_incomplete_vars.
1455	* c-typeck.c (c_build_qualified_type): Clear C_TYPE_INCOMPLETE_VARS
1456	also on ENUMERAL_TYPEs.
1457
14582020-03-16  Jakub Jelinek  <jakub@redhat.com>
1459
1460	PR c/94179
1461	* c-fold.c (c_fully_fold_internal): Handle MEM_REF.
1462
14632020-03-13  Martin Sebor  <msebor@redhat.com>
1464
1465	PR c/94040
1466	* c-decl.c (builtin_structptr_type_count): New constant.
1467	(match_builtin_function_types): Reject decls that are incompatible
1468	in types pointed to by pointers.
1469	(diagnose_mismatched_decls): Adjust comments.
1470
14712020-03-05  Joseph Myers  <joseph@codesourcery.com>
1472
1473	PR c/93577
1474	* c-typeck.c (pop_init_level): Do not diagnose initializers as
1475	empty when initialized type is error_mark_node.
1476	(set_designator, process_init_element): Ignore initializers for
1477	elements of a variable-size type or of error_mark_node.
1478
14792020-03-01  Martin Sebor  <msebor@redhat.com>
1480
1481	PR middle-end/93926
1482	* c-decl.c (types_close_enough_to_match): New function.
1483	(match_builtin_function_types):
1484	(diagnose_mismatched_decls): Add missing inform call to a warning.
1485
14862020-03-01  Martin Sebor  <msebor@redhat.com>
1487
1488	PR c/93812
1489	* c-typeck.c (build_functype_attribute_variant): New function.
1490	(composite_type): Call it.
1491
14922020-02-25  Jakub Jelinek  <jakub@redhat.com>
1493
1494	PR other/93912
1495	* gimple-parser.c (c_parser_gimple_parse_bb_spec_edge_probability):
1496	Rename last argument from probablity to probability.
1497
14982020-02-13  Jakub Jelinek  <jakub@redhat.com>
1499
1500	PR c/93576
1501	* c-decl.c (grokdeclarator): If this_size_varies, only push size into
1502	*expr if it has side effects.
1503
15042020-01-30  Jeff Law  <law@redhat.com>
1505
1506	PR c/88660
1507	* c-parser.c (c_parser_switch_statement): Make sure to request
1508	marking the switch expr as used.
1509
15102020-01-22  Joseph Myers  <joseph@codesourcery.com>
1511
1512	PR c/93348
1513	* c-typeck.c (build_c_cast): Call remove_c_maybe_const_expr on
1514	argument with integer operands.
1515
15162020-01-16  Kerem Kat  <keremkat@gmail.com>
1517
1518	PR c/92833
1519	* c-parser.c (c_parser_consume_token): Fix peeked token stack pop
1520	to support 4 available tokens.
1521
15222020-01-15  Joseph Myers  <joseph@codesourcery.com>
1523
1524	PR c/93072
1525	* c-decl.c (pushdecl): Use TREE_PUBLIC, not DECL_EXTERNAL, to
1526	determine whether to set DECL_CONTEXT.
1527
15282020-01-13  Joseph Myers  <joseph@codesourcery.com>
1529
1530	PR c/93241
1531	* c-typeck.c (build_c_cast): Check for expressions with integer
1532	operands that can occur in an unevaluated part of an integer
1533	constant expression and call note_integer_operands as needed.
1534
15352019-01-08  Richard Biener  <rguenther@suse.de>
1536
1537	PR middle-end/93199
1538	* gimple-parser.c (c_parser_parse_gimple_body): Remove __PHI IFN
1539	permanently.
1540
15412020-01-01  Jakub Jelinek  <jakub@redhat.com>
1542
1543	Update copyright years.
1544
15452019-12-20  Eric Botcazou  <ebotcazou@adacore.com>
1546
1547	* c-decl.c (collect_source_ref_cb): Delete.
1548	(for_each_global_decl): Rename into...
1549	(collect_source_refs): ...this.  Call collect_source_ref directly.
1550	(c_parse_final_cleanups): Always call collect_source_ref on the main
1551	input filename.
1552
15532019-12-19  Julian Brown  <julian@codesourcery.com>
1554	    Cesar Philippidis  <cesar@codesourcery.com>
1555
1556	* c-parser.c (c_parser_omp_clause_name): Add parsing of attach and
1557	detach clauses.
1558	(c_parser_omp_variable_list): Add ALLOW_DEREF optional parameter.
1559	Allow deref (->) in variable lists if true.
1560	(c_parser_omp_var_list_parens): Add ALLOW_DEREF optional parameter.
1561	Pass to c_parser_omp_variable_list.
1562	(c_parser_oacc_data_clause): Support attach and detach clauses.  Update
1563	call to c_parser_omp_variable_list.
1564	(c_parser_oacc_all_clauses): Support attach and detach clauses.
1565	(OACC_DATA_CLAUSE_MASK, OACC_ENTER_DATA_CLAUSE_MASK,
1566	OACC_KERNELS_CLAUSE_MASK, OACC_PARALLEL_CLAUSE_MASK,
1567	OACC_SERIAL_CLAUSE_MASK): Add PRAGMA_OACC_CLAUSE_ATTACH.
1568	(OACC_EXIT_DATA_CLAUSE_MASK): Add PRAGMA_OACC_CLAUSE_DETACH.
1569	* c-typeck.c (handle_omp_array_sections_1): Reject subarrays for attach
1570	and detach.  Support deref.
1571	(handle_omp_array_sections): Use GOMP_MAP_ATTACH_DETACH instead of
1572	GOMP_MAP_ALWAYS_POINTER for OpenACC.
1573	(c_oacc_check_attachments): New function.
1574	(c_finish_omp_clauses): Check attach/detach arguments for being
1575	pointers using above.  Support deref.
1576
15772019-12-19  Julian Brown  <julian@codesourcery.com>
1578	    Maciej W. Rozycki  <macro@codesourcery.com>
1579	    Tobias Burnus  <tobias@codesourcery.com>
1580	    Thomas Schwinge  <thomas@codesourcery.com>
1581
1582	* c-parser.c (c_parser_omp_clause_name): Support no_create.
1583	(c_parser_oacc_data_clause): Likewise.
1584	(c_parser_oacc_all_clauses): Likewise.
1585	(OACC_DATA_CLAUSE_MASK, OACC_KERNELS_CLAUSE_MASK)
1586	(OACC_PARALLEL_CLAUSE_MASK, OACC_SERIAL_CLAUSE_MASK): Add
1587	PRAGMA_OACC_CLAUSE_NO_CREATE.
1588	* c-typeck.c (handle_omp_array_sections): Support
1589	GOMP_MAP_NO_ALLOC.
1590
15912019-12-09  David Malcolm  <dmalcolm@redhat.com>
1592
1593	* c-objc-common.c (range_label_for_type_mismatch::get_text):
1594	Replace label_text ctor calls.
1595
15962019-12-04  Joseph Myers  <joseph@codesourcery.com>
1597
1598	PR c/36941
1599	PR c/88827
1600	* c-typeck.c (convert_lvalue_to_rvalue): Call
1601	require_complete_type for arguments not of void types.
1602	(build_indirect_ref): Do not diagnose dereferencing pointers to
1603	incomplete types.
1604	* c-tree.h (C_TYPE_ERROR_REPORTED): Remove.
1605
16062019-12-03  Joseph Myers  <joseph@codesourcery.com>
1607
1608	PR c/88704
1609	* c-decl.c (store_parm_decls_oldstyle): Diagnose use of [*] in
1610	old-style parameter definitions.
1611
16122019-12-01  Sandra Loosemore  <sandra@codesourcery.com>
1613
1614	PR target/92499
1615
1616	* c-decl.c (flexible_array_type_p): Move to common code.
1617
16182019-11-30  Richard Sandiford  <richard.sandiford@arm.com>
1619
1620	* c-decl.c (start_decl): Allow initialization of variables whose
1621	size is a POLY_INT_CST.
1622	(finish_decl): Use verify_type_context to check whether the target
1623	allows variables with a particular type to have static or thread-local
1624	storage duration.  Don't raise a second error if such variables do
1625	not have a constant size.
1626	(grokdeclarator): Use verify_type_context to check whether the
1627	target allows fields or array elements to have a particular type.
1628	* c-typeck.c (pointer_diff): Use verify_type_context to test whether
1629	the target allows pointer difference for the types involved.
1630	(build_unary_op): Likewise for pointer increment and decrement.
1631
16322019-11-29  Joseph Myers  <joseph@codesourcery.com>
1633
1634	* c-parser.c (struct c_parser): Add members raw_tokens and
1635	raw_tokens_used.
1636	(c_lex_one_token): Add argument raw.  Handle lexing raw tokens and
1637	using previously-lexed raw tokens.
1638	(c_parser_peek_nth_token_raw)
1639	(c_parser_check_balanced_raw_token_sequence): New functions.
1640	(c_parser_nth_token_starts_std_attributes): Use
1641	c_parser_check_balanced_raw_token_sequence for Objective-C.
1642
16432019-11-25  Joseph Myers  <joseph@codesourcery.com>
1644
1645	PR c/91985
1646	* c-decl.c (finish_declspecs): Use int instead of decimal
1647	floating-point types if decimal floating-point not supported.
1648
16492019-11-25  Joseph Myers  <joseph@codesourcery.com>
1650
1651	* c-tree.h (struct c_declarator): Use a structure for id member.
1652	* c-decl.c (grokdeclarator): Extract attributes from cdk_id
1653	declarators at the start, not when handling individual declarators
1654	later.  Use u.id.id instead of u.id.
1655	(grokfield): Use u.id.id instead of u.id.
1656	(build_id_declarator): Set u.id.id and u.id.attrs.
1657	(finish_declspecs): Handle postfix attributes in case of typedef
1658	name or typeof used.
1659	* c-parser.c (c_parser_direct_declarator)
1660	(c_parser_direct_declarator_inner): Place declarator for
1661	attributes inside that for function or array, not outside.  Set
1662	u.id.attrs for identifiers.
1663	(c_parser_parameter_declaration): Use u.id.id instead of u.id.
1664	* gimple-parser.c (c_parser_gimple_declaration): Use u.id.id
1665	instead of u.id.
1666
16672019-11-22  Jakub Jelinek  <jakub@redhat.com>
1668
1669	PR c/90677
1670	* c-decl.c (identifier_global_tag): Define.
1671
16722019-11-20  Richard Biener  <rguenther@suse.de>
1673
1674	PR c/92088
1675	* c-decl.c (grokdeclarator): Prevent inlining of nested
1676	function with VLA arguments.
1677
16782019-11-20  Joseph Myers  <joseph@codesourcery.com>
1679
1680	* c-decl.c (c_warn_type_attributes): New function.
1681	(groktypename, grokdeclarator, finish_declspecs): Call
1682	c_warn_type_attributes before applying attributes to types.
1683	* c-tree.h (c_warn_type_attributes): Declare.
1684
16852019-11-19  Joseph Myers  <joseph@codesourcery.com>
1686
1687	* c-decl.c (c_warn_unused_attributes): Use pedwarn not warning for
1688	standard attributes.
1689	* c-parser.c (c_parser_std_attribute): Take argument for_tm.  Use
1690	pedwarn for unknown standard attributes and return error_mark_node
1691	for them.
1692
16932019-11-18  Matthew Malcomson  <matthew.malcomson@arm.com>
1694
1695	* c-parser.c (c_parser_parse_rtl_body): Always call
1696	run_rtl_passes, even if startwith pass is not provided.
1697
16982019-11-15  Joseph Myers  <joseph@codesourcery.com>
1699
1700	* c-parser.c (c_parser_std_attribute_specifier): Diagnose
1701	duplicate standard attributes.
1702
17032019-11-15  Joseph Myers  <joseph@codesourcery.com>
1704
1705	* c-decl.c (std_attribute_table): Add maybe_unused.
1706
17072019-11-15  Joseph Myers  <joseph@codesourcery.com>
1708
1709	* c-decl.c (std_attribute_table): Add fallthrough.
1710	* c-parser.c (c_parser_declaration_or_fndef): Diagnose fallthrough
1711	attribute at top level.
1712
17132019-11-15  Joseph Myers  <joseph@codesourcery.com>
1714
1715	* c-decl.c (std_attribute_table): New.
1716	(c_init_decl_processing): Register attributes from
1717	std_attribute_table.
1718	* c-parser.c (c_parser_attribute_arguments): Add arguments
1719	require_string and allow_empty_args.  All callers changed.
1720	(c_parser_std_attribute): Set require_string argument for
1721	"deprecated" attribute.
1722
17232019-11-14  Joseph Myers  <joseph@codesourcery.com>
1724
1725	* c-parser.c (c_parser_postfix_expression)
1726	(c_parser_check_literal_zero): Handle CPP_UTF8CHAR.
1727	* gimple-parser.c (c_parser_gimple_postfix_expression): Likewise.
1728
17292019-11-14  Richard Sandiford  <richard.sandiford@arm.com>
1730
1731	* c-typeck.c (build_conditional_expr): Use truth_type_for instead
1732	of build_same_sized_truth_vector_type.
1733	(build_vec_cmp): Likewise.
1734
17352019-11-14  Jakub Jelinek  <jakub@redhat.com>
1736
1737	* c-parser.c (c_parser_omp_context_selector): Don't require score
1738	argument to fit into shwi, just to be INTEGER_CST.  Diagnose
1739	negative score.
1740
1741	* c-parser.c (c_parser_omp_context_selector): Rename
1742	CTX_PROPERTY_IDLIST to CTX_PROPERTY_NAME_LIST, add CTX_PROPERTY_ID.
1743	Use CTX_PROPERTY_ID for atomic_default_mem_order, only allow a single
1744	identifier in that.  For CTX_PROPERTY_NAME_LIST, allow identifiers
1745	and string literals.
1746
17472019-11-14  Joseph Myers  <joseph@codesourcery.com>
1748
1749	* c-tree.h (enum c_typespec_kind): Add ctsk_tagref_attrs and
1750	ctsk_tagfirstref_attrs.
1751	(struct c_declspecs): Update description of attrs.  Add
1752	postfix_attrs and non_std_attrs_seen_p.  Increase size of
1753	typespec_kind bit-field.
1754	(c_warn_unused_attributes): New declaration.
1755	(parser_xref_tag): Update prototype.
1756	* c-decl.c (c_warn_unused_attributes): New function.
1757	(shadow_tag_warned): Handle ctsk_tagfirstref_attrs and
1758	ctsk_tagref_attrs.  Handle attribute declarations.
1759	(check_compound_literal_type): Handle ctsk_tagfirstref_attrs.
1760	(grokdeclarator): Handle standard attributes.
1761	(parser_xref_tag): Add arguments have_std_attrs and attrs.  Apply
1762	attributes to incomplete type reference.
1763	(xref_tag): Update call to parser_xref_tag.
1764	(declspecs_add_addrspace, declspecs_add_type)
1765	(declspecs_add_scspec, declspecs_add_attrs): Set
1766	non_std_attrs_seen_p.
1767	(finish_declspecs): Apply postfix standard attributes to type.
1768	* c-parser.c (c_token_starts_declspecs)
1769	(c_token_starts_declaration, c_parser_next_token_starts_declspecs)
1770	(c_parser_next_tokens_start_declaration): Update comments.
1771	(c_parser_consume_token, c_parser_consume_pragma): Handle moving
1772	parser->tokens[2] to parser->tokens[1].
1773	(c_parser_nth_token_starts_std_attributes)
1774	(c_parser_std_attribute_specifier_sequence): New functions.
1775	(c_parser_declaration_or_fndef): Add arguments have_attrs and
1776	attrs.  All callers changed.  Handle standard attributes.
1777	(c_parser_parms_declarator, c_parser_parms_list_declarator)
1778	(c_parser_parameter_declaration): Add argument have_gnu_attrs.
1779	All callers changed.
1780	(c_parser_declspecs): Add arguments start_std_attr_ok and
1781	end_std_attr_ok.  All callers changed.  Handle standard
1782	attributes.
1783	(c_parser_enum_specifier, c_parser_struct_or_union_specifier)
1784	(c_parser_direct_declarator, c_parser_direct_declarator_inner)
1785	(c_parser_compound_statement_nostart, c_parser_all_labels)
1786	(c_parser_label, c_parser_statement, c_parser_for_statement):
1787	Handle standard attributes.
1788	* c-parser.h (c_parser_declspecs): Update prototype.
1789	* gimple-parser.c (c_parser_gimple_declaration): Update call to
1790	c_parser_declspecs.
1791
17922019-11-12  Martin Liska  <mliska@suse.cz>
1793
1794	* gimple-parser.c: Do not include params.h.
1795
17962019-11-12  Martin Liska  <mliska@suse.cz>
1797
1798	* gimple-parser.c (c_parser_parse_gimple_body): Replace old parameter syntax
1799	with the new one, include opts.h if needed.  Use SET_OPTION_IF_UNSET
1800	macro.
1801
18022019-11-12  Maciej W. Rozycki  <macro@codesourcery.com>
1803	    Frederik Harwath  <frederik@codesourcery.com>
1804
1805	gcc/c/
1806	* c-parser.c (OACC_SERIAL_CLAUSE_MASK): New macro.
1807	(c_parser_oacc_kernels_parallel): Rename function to...
1808	(c_parser_oacc_compute): ... this.  Handle PRAGMA_OACC_SERIAL.
1809	(c_parser_omp_construct): Update accordingly.
1810
1811
18122019-11-11  Jakub Jelinek  <jakub@redhat.com>
1813
1814	* c-parser.c (c_parser_translation_unit): Diagnose declare target
1815	without corresponding end declare target.
1816
18172019-11-08  Richard Sandiford  <richard.sandiford@arm.com>
1818
1819	* c-convert.c (convert): Only handle vector conversions if one of
1820	the types satisfies gnu_vector_type_p or if -flax-vector-conversions
1821	allows it.
1822	* c-typeck.c (build_array_ref): Only allow vector indexing if the
1823	vectors satisfy gnu_vector_type_p.
1824	(build_unary_op): Only allow unary operators to be applied to
1825	vectors if they satisfy gnu_vector_type_p.
1826	(digest_init): Only allow by-element initialization of vectors
1827	if they satisfy gnu_vector_type_p.
1828	(really_start_incremental_init): Likewise.
1829	(push_init_level): Likewise.
1830	(pop_init_level): Likewise.
1831	(process_init_element): Likewise.
1832	(build_binary_op): Only allow binary operators to be applied to
1833	vectors if they satisfy gnu_vector_type_p.
1834
18352019-11-08  Joseph Myers  <joseph@codesourcery.com>
1836
1837	* c-decl.c (grokparms): Convert () in a function definition to
1838	(void) for C2x.
1839	(store_parm_decls_oldstyle): Pedwarn for C2x.
1840	(store_parm_decls): Update comment about () not generating a
1841	prototype.
1842
18432019-11-07  Joseph Myers  <joseph@codesourcery.com>
1844
1845	* c-parser.c (c_parser_attribute_arguments): New function.
1846	Factored out of c_parser_gnu_attribute.
1847	(c_parser_gnu_attribute): Use c_parser_attribute_arguments.
1848	(c_parser_balanced_token_sequence, c_parser_std_attribute)
1849	(c_parser_std_attribute_specifier): New functions.
1850	(c_parser_transaction_attributes): Use
1851	c_parser_std_attribute_specifier.
1852
18532019-11-07  Joseph Myers  <joseph@codesourcery.com>
1854
1855	* c-parser.c (c_parser): Remove lex_untranslated_string.  Add
1856	lex_joined_string and translate_strings_p.
1857	(c_lex_one_token): Pass 0 or C_LEX_STRING_NO_JOIN to
1858	c_lex_with_flags.
1859	(c_parser_string_literal): New function.
1860	(c_parser_static_assert_declaration_no_semi): Use
1861	c_parser_string_literal.  Do not set lex_untranslated_string.
1862	(c_parser_asm_string_literal): Use c_parser_string_literal.
1863	(c_parser_simple_asm_expr): Do not set lex_untranslated_string.
1864	(c_parser_gnu_attributes): Set and restore translate_strings_p
1865	instead of lex_untranslated_string.
1866	(c_parser_asm_statement): Do not set lex_untranslated_string.
1867	(c_parser_asm_operands): Likewise.
1868	(c_parser_has_attribute_expression): Set and restore
1869	translate_strings_p instead of lex_untranslated_string.
1870	(c_parser_postfix_expression): Use c_parser_string_literal.
1871	(pragma_lex): Likewise.
1872	(c_parser_pragma_pch_preprocess): Set lex_joined_string.
1873	(c_parse_file): Set translate_strings_p.
1874	* gimple-parser.c (c_parser_gimple_postfix_expression)
1875	(c_parser_gimple_or_rtl_pass_list): Use c_parser_string_literal.
1876	* c-parser.c (c_parser_string_literal): Declare function.
1877
18782019-11-02  Jakub Jelinek  <jakub@redhat.com>
1879
1880	* c-parser.c (c_finish_omp_declare_variant): Use
1881	omp_get_context_selector instead of c_omp_get_context_selector.
1882
18832019-10-29  Richard Sandiford  <richard.sandiford@arm.com>
1884
1885	* c-tree.h (c_simulate_enum_decl): Declare.
1886	* c-decl.c (c_simulate_enum_decl): New function.
1887	* c-objc-common.h (LANG_HOOKS_SIMULATE_ENUM_DECL): Define to the above.
1888
18892019-10-29  Richard Sandiford  <richard.sandiford@arm.com>
1890
1891	* c-tree.h (c_simulate_builtin_function_decl): Declare.
1892	* c-decl.c (c_simulate_builtin_function_decl): New function.
1893	* c-objc-common.h (LANG_HOOKS_SIMULATE_BUILTIN_FUNCTION_DECL): Define
1894	to the above.
1895
18962019-10-28  Martin Sebor  <msebor@redhat.com>
1897
1898	PR c/66970
1899	* c-decl.c (names_builtin_p): Define a new function.
1900
19012019-10-28  Richard Biener  <rguenther@suse.de>
1902
1903	PR c/92249
1904	* gimple-parser.c (c_parser_parse_gimple_body): Make
1905	current_bb the entry block initially to easier recover
1906	from errors.
1907	(c_parser_gimple_compound_statement): Adjust.
1908
19092019-10-24  Jakub Jelinek  <jakub@redhat.com>
1910
1911	* c-parser.c (c_finish_omp_declare_variant): Use
1912	omp_context_selector_matches instead of
1913	c_omp_context_selector_matches.
1914	* c-decl.c (c_decl_attributes): Add "omp declare target block"
1915	attribute in between declare target and end declare target
1916	pragmas.
1917
19182019-10-15  Joseph Myers  <joseph@codesourcery.com>
1919
1920	* c-parser.c (c_parser_attribute_any_word): Rename to
1921	c_parser_gnu_attribute_any_word.  All callers changed.
1922	(c_parser_attribute): Rename to c_parser_gnu_attribute.  All
1923	callers changed.
1924	(c_parser_attributes): Rename to c_parser_gnu_attributes.  All
1925	callers changed.
1926	(c_parser_declaration_or_fndef, c_parser_declspecs)
1927	(c_parser_enum_specifier, c_parser_struct_or_union_specifier)
1928	(c_parser_struct_declaration, c_parser_declarator)
1929	(c_parser_gnu_attribute, c_parser_compound_statement)
1930	(c_parser_label, c_parser_statement, c_parser_objc_method_decl)
1931	(c_parser_transaction_attributes): Add "gnu-" prefix to names of
1932	attribute-related syntax productions.
1933
19342019-10-14  Richard Sandiford  <richard.sandiford@arm.com>
1935
1936	* c-objc-common.c (useful_aka_type_p): Replace with...
1937	(get_aka_type): ...this new function.  Given the original type,
1938	decide which aka type to print (if any).  Only look through typedefs
1939	if user_facing_original_type_p.
1940	(print_type): Update accordingly.
1941
19422019-10-14  Jakub Jelinek  <jakub@redhat.com>
1943
1944	* c-parser.c (c_parser_omp_all_clauses): Change bool NESTED_P argument
1945	into int NESTED, if it is 2, diagnose missing commas in between
1946	clauses.
1947	(c_parser_omp_context_selector): Pass 2 as last argument to
1948	c_parser_omp_all_clauses.
1949
19502019-10-12  Jakub Jelinek  <jakub@redhat.com>
1951
1952	* c-parser.c (c_parser_omp_context_selector): Improve error recovery.
1953	For simd properties, put them directly into TREE_VALUE.
1954	(c_finish_omp_declare_variant): Call c_omp_mark_declare_variant.
1955	If c_omp_context_selector_matches is 0, don't add attribute, otherwise
1956	add "omp declare variant base" attribute rather than
1957	"omp declare variant".
1958
19592019-10-11  Joseph Myers  <joseph@codesourcery.com>
1960
1961	* c-decl.c (declspecs_add_type): Use pedwarn_c11 for DFP types.
1962
19632019-10-10  Jakub Jelinek  <jakub@redhat.com>
1964
1965	* c-parser.c (c_parser_omp_all_clauses): Add NESTED_P argument, if
1966	true, terminate processing on closing paren and don't skip to end of
1967	pragma line.
1968	(c_parser_omp_declare_simd): Handle also declare variant.
1969	(omp_construct_selectors, omp_device_selectors,
1970	omp_implementation_selectors, omp_user_selectors): New variables.
1971	(c_parser_omp_context_selector,
1972	c_parser_omp_context_selector_specification,
1973	c_finish_omp_declare_variant): New functions.
1974	(c_finish_omp_declare_simd): Handle both declare simd and
1975	declare variant.
1976	(c_parser_omp_declare): Handle declare variant.
1977
19782019-10-02  Joseph Myers  <joseph@codesourcery.com>
1979
1980	* c-parser.c (c_parser_asm_statement): Handle CPP_SCOPE like two
1981	CPP_COLON tokens.
1982
19832019-10-01  Richard Sandiford  <richard.sandiford@arm.com>
1984
1985	* c-objc-common.c (useful_aka_type_p): New function.
1986	(print_type): Use it to decide whether an aka type is worth printing.
1987
19882019-09-27  Jakub Jelinek  <jakub@redhat.com>
1989
1990	PR c++/88203
1991	* c-parser.c (c_parser_predefined_identifier): New function.
1992	(c_parser_postfix_expression): Use it.
1993	(c_parser_omp_variable_list): Parse predefined identifiers.
1994	* c-typeck.c (c_finish_omp_clauses): Allow predefined variables
1995	in shared and firstprivate clauses, even when they are predetermined
1996	shared.
1997
19982019-09-27  Richard Sandiford  <richard.sandiford@arm.com>
1999
2000	* c-typeck.c (build_function_call_vec): Take the original function
2001	decl as an optional final parameter.  Pass all built-in calls to
2002	check_builtin_function_arguments.
2003
20042019-09-20  Eric Botcazou  <ebotcazou@adacore.com>
2005
2006	PR c/91815
2007	* c-decl.c (pushdecl): In C detect duplicate declarations across scopes
2008	of identifiers in the external scope only for variables and functions.
2009
20102019-09-04  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
2011
2012	PR c/78736
2013	* c-typeck.c (convert_for_assignment): Handle Wenum-conversion.
2014
20152019-08-23  Iain Sandoe  <iain@sandoe.co.uk>
2016
2017	PR pch/61250
2018	* c-parser.c (c_parse_file): Call c_common_no_more_pch ()
2019	after determining that the first token is not
2020	PRAGMA_GCC_PCH_PREPROCESS.
2021
20222019-08-22  Eric Botcazou  <ebotcazou@adacore.com>
2023
2024	* c-parser.c (c_parser_declaration_or_fndef): Set DECL_ARGUMENTS of a
2025	FUNCTION_DECL to the right value in the presence of nested declarators.
2026
20272019-08-13  Richard Sandiford  <richard.sandiford@arm.com>
2028
2029	PR middle-end/91421
2030	* c-decl.c (merge_decls): Use copy_decl_built_in_function.
2031
20322019-08-13  Richard Sandiford  <richard.sandiford@arm.com>
2033
2034	PR middle-end/91421
2035	* c-decl.c (header_for_builtin_fn): Take a FUNCTION_DECL instead
2036	of a built_in_function.
2037	(diagnose_mismatched_decls, implicitly_declare): Update accordingly.
2038
20392019-08-10  Jakub Jelinek  <jakub@redhat.com>
2040
2041	* c-parser.c (c_parser_omp_clause_name): Parse device_type.
2042	(c_parser_omp_clause_device_type): New function.
2043	(c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_DEVICE_TYPE.
2044	(OMP_DECLARE_TARGET_CLAUSE_MASK): Add PRAGMA_OMP_CLAUSE_DEVICE_TYPE.
2045	(c_parser_omp_declare_target): Handle device_type clauses.  Remove
2046	diagnostics for declare target with clauses nested in clause-less
2047	declare target declaration-definition-seq.
2048	* c-typeck.c (c_finish_omp_clauses): Handle OMP_CLAUSE_DEVICE_TYPE.
2049
20502019-08-09  Jakub Jelinek  <jakub@redhat.com>
2051
2052	* c-parser.c (check_no_duplicate_clause): Simplify using
2053	omp_find_clause.
2054	(c_parser_omp_clause_if): Fix up printing of target {enter,exit} data
2055	directive name modifiers.
2056	(c_parser_omp_clause_proc_bind): Check for duplicate proc_bind clause.
2057
2058	PR c/91401
2059	* c-parser.c (c_parser_omp_clause_dist_schedule): Fix up typos in the
2060	check_no_duplicate_clause call.  Comment it out, instead emit a
2061	warning for duplicate dist_schedule clauses.
2062
20632019-08-08  Richard Sandiford  <richard.sandiford@arm.com>
2064
2065	* c-decl.c (finish_enum): Clear C_TYPE_BEING_DEFINED.
2066
20672019-08-08  Jakub Jelinek  <jakub@redhat.com>
2068
2069	* c-typeck.c (c_finish_omp_clauses): For C_ORT_OMP
2070	OMP_CLAUSE_USE_DEVICE_* clauses use oacc_reduction_head bitmap
2071	instead of generic_head to track duplicates.
2072
20732019-08-07  Jakub Jelinek  <jakub@redhat.com>
2074
2075	* c-parser.c (c_parser_omp_clause_name): Parse use_device_addr clause.
2076	(c_parser_omp_clause_use_device_addr): New function.
2077	(c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_USE_DEVICE_ADDR.
2078	(OMP_TARGET_DATA_CLAUSE_MASK): Add PRAGMA_OMP_CLAUSE_USE_DEVICE_ADDR.
2079	(c_parser_omp_target_data): Handle PRAGMA_OMP_CLAUSE_USE_DEVICE_ADDR
2080	like PRAGMA_OMP_CLAUSE_USE_DEVICE_PTR, adjust diagnostics about no
2081	map or use_device_* clauses.
2082	* c-typeck.c (c_finish_omp_clauses): For OMP_CLAUSE_USE_DEVICE_PTR
2083	in OpenMP, require pointer type rather than pointer or array type.
2084	Handle OMP_CLAUSE_USE_DEVICE_ADDR.
2085
20862019-07-31  Jakub Jelinek  <jakub@redhat.com>
2087
2088	PR c/91192
2089	* c-parser.c (c_parser_sizeof_expression): Call set_c_expr_source_range
2090	even if finish is UNKNOWN_LOCATION, just use start as finish in that
2091	case.
2092
20932019-07-25  Martin Liska  <mliska@suse.cz>
2094	    Dominik Infuhr  <dominik.infuehr@theobroma-systems.com>
2095
2096	PR c++/23383
2097	* c-decl.c (merge_decls): Merge OPERATOR_DELETE flag.
2098
20992019-07-25  Martin Liska  <mliska@suse.cz>
2100
2101	* c-decl.c (merge_decls): Use new macros
2102	(e.g. DECL_SET_LAMBDA_FUNCTION and DECL_LAMBDA_FUNCTION_P).
2103
21042019-07-23  Richard Biener  <rguenther@suse.de>
2105
2106	PR tree-optimization/83518
2107	* gimple-parser.c (c_parser_parse_gimple_body): When we have
2108	a CFG also rebuild cgraph edges.
2109
21102019-07-20  Jakub Jelinek  <jakub@redhat.com>
2111
2112	* c-parser.c (c_parser_omp_clause_name): Handle bind clause.
2113	(c_parser_omp_clause_bind): New function.
2114	(c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_BIND.
2115	(OMP_LOOP_CLAUSE_MASK): Define.
2116	(c_parser_omp_loop): New function.
2117	(c_parser_omp_parallel, c_parser_omp_teams): Handle parsing of
2118	loop combined with parallel or teams.
2119	(c_parser_omp_construct): Handle PRAGMA_OMP_LOOP.
2120	* c-typeck.c (c_finish_omp_clauses): Handle OMP_CLAUSE_BIND.
2121
21222019-07-18  Richard Sandiford  <richard.sandiford@arm.com>
2123
2124	PR c/53633
2125	* c-decl.c (finish_function): Check targetm.warn_func_return
2126	before issuing a -Wreturn-type warning.
2127
21282019-07-12  Alexandre Oliva  <oliva@adacore.com>
2129
2130	* gimple-parser.c (c_parser_gimple_try_stmt): New.
2131	(c_parser_compound_statement): Call it.
2132
21332019-07-12  Jakub Jelinek  <jakub@redhat.com>
2134
2135	* c-parser.c (c_parser_omp_clause_name): Handle order clause.
2136	(c_parser_omp_clause_order): New function.
2137	(c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_ORDER.
2138	(OMP_SIMD_CLAUSE_MASK, OMP_FOR_CLAUSE_MASK): Add
2139	PRAGMA_OMP_CLAUSE_ORDER.
2140	* c-typeck.c (c_finish_omp_clauses): Handle OMP_CLAUSE_ORDER.
2141
21422019-07-10  Richard Biener  <rguenther@suse.de>
2143
2144	* gimple-parser.c (c_parser_gimple_postfix_expression): Support
2145	_Literal (int *) &x for address literals.
2146
21472019-07-09  Martin Sebor  <msebor@redhat.com>
2148
2149	PR c++/61339
2150	* c-decl.c (xref_tag): Change class-key of PODs to struct and others
2151	to class.
2152	(field_decl_cmp): Same.
2153	* c-parser.c (c_parser_struct_or_union_specifier): Same.
2154	* c-tree.h: Same.
2155	* gimple-parser.c (c_parser_gimple_compound_statement): Same.
2156
21572019-07-09  Martin Sebor  <msebor@redhat.com>
2158
2159	PR c++/61339
2160	* c-decl.c: Change class-key from class to struct and vice versa
2161	to match convention and avoid -Wclass-is-pod and -Wstruct-no-pod.
2162	* gimple-parser.c: Same.
2163
21642019-07-01  Richard Biener  <rguenther@suse.de>
2165
2166	* gimple-parser.c (c_parser_gimple_postfix_expression): Handle
2167	_Literal (char *) &"foo" for address literals pointing to
2168	STRING_CSTs.
2169
21702019-06-25  Jozef Lawrynowicz  <jozef.l@mittosystems.com>
2171
2172	* c-parser.c (c_parse_init): Create keyword for "__intN__" type.
2173	* c-decl.c (declspecs_add_type): Don't pedwarn about "__intN" ISO
2174	C incompatibility if alternate "__intN__" form is used.
2175
21762019-06-24  Martin Sebor  <msebor@redhat.com>
2177
2178	* c-typeck.c (build_binary_op): Hyphenate floating-point.
2179
21802019-06-10  Jakub Jelinek  <jakub@redhat.com>
2181
2182	* c-parser.c (c_parser_pragma): Reject PRAGMA_OMP_SCAN.
2183	(c_parser_omp_clause_reduction): Don't sorry_at on inscan reductions.
2184	(c_parser_omp_scan_loop_body): New function.
2185	(c_parser_omp_for_loop): Call c_parser_omp_scan_loop_body if there are
2186	inscan reduction clauses.
2187	* c-typeck.c (c_finish_omp_clauses): Reject mixing inscan with
2188	non-inscan reductions on the same construct, or inscan reductions with
2189	ordered or schedule clauses, or inscan array reductions.
2190
21912019-06-05  Martin Sebor  <msebor@redhat.com>
2192
2193	PR c/90737
2194	* c-typeck.c (c_finish_return): Only consider functions returning
2195	pointers as candidates for -Wreturn-local-addr.
2196
21972019-06-05  Martin Sebor  <msebor@redhat.com>
2198
2199	* c-decl.c (start_decl): Adjust quoting and hyphenation
2200	in diagnostics.
2201	(finish_decl): Same.
2202	(finish_enum): Same.
2203	(start_function): Same.
2204	(declspecs_add_type): Same.
2205	* c-parser.c (warn_for_abs): Same.
2206	* c-typeck.c (build_binary_op): Same.
2207
22082019-05-17  Thomas Schwinge  <thomas@codesourcery.com>
2209
2210	PR c/89433
2211	* c-parser.c (c_finish_oacc_routine): Rework checking if already
2212	marked with an OpenACC 'routine' directive.
2213
2214	PR c/89433
2215	* c-parser.c (c_parser_oacc_routine): Normalize order of clauses.
2216	(c_finish_oacc_routine): Call oacc_verify_routine_clauses.
2217
2218	PR c/89433
2219	* c-parser.c (c_finish_oacc_routine): Refer to OpenACC 'routine'
2220	clauses from "omp declare target" attribute.
2221
22222019-05-16  Martin Sebor  <msebor@redhat.com>
2223
2224	* c-decl.c (start_decl): Quote keywords, operators, and
2225	types in diagnostics.
2226	(finish_decl): Same.
2227	* c-parser.c (c_parser_asm_statement): Same.
2228	(c_parser_conditional_expression): Same.
2229	(c_parser_transaction_cancel): Same.
2230	* c-typeck.c (c_common_type): Same.
2231	(build_conditional_expr): Same.
2232	(digest_init): Same.
2233	(process_init_element): Same.
2234	(build_binary_op): Same.
2235
22362019-05-17  Richard Biener  <rguenther@suse.de>
2237
2238	* gimple-parser.c (c_parser_gimple_statement): Handle __VEC_PERM.
2239	(c_parser_gimple_unary_expression): Likewise.
2240	(c_parser_gimple_parentized_ternary_expression): New function.
2241
22422019-05-16  Richard Biener  <rguenther@suse.de>
2243
2244	* gimple-parser.c (c_parser_gimple_statement): Handle __BIT_INSERT.
2245	(c_parser_gimple_unary_expression): Likewise.
2246
22472019-05-15  Richard Biener  <rguenther@suse.de>
2248
2249	* gimple-parser.c (c_parser_gimple_postfix_expression): Handle
2250	__BIT_FIELD_REF.
2251
22522019-05-14  Richard Biener  <rguenther@suse.de>
2253
2254	* gimple-parser.c (c_parser_gimple_statement): Remove
2255	questionable auto-promotion to VIEW_CONVERT_EXPR.
2256	(c_parser_gimple_typespec): Split out from __MEM parsing.
2257	(c_parser_gimple_postfix_expression): Handle __VIEW_CONVERT.
2258	* tree-pretty-print.c (dump_generic_node): Dump VIEW_CONVERT_EXPR
2259	as __VIEW_CONVERT with -gimple.
2260
22612019-05-09  Martin Liska  <mliska@suse.cz>
2262
2263	* gimple-parser.c (c_parser_gimple_statement): Support __MIN and
2264	__MAX.
2265	(c_parser_gimple_unary_expression): Parse also binary expression
2266	__MIN and __MAX.
2267	(c_parser_gimple_parentized_binary_expression): New function.
2268
22692019-05-09  Martin Liska  <mliska@suse.cz>
2270
2271	* gimple-parser.c (struct gimple_parser): Add probability.
2272	for gimple_parser_edge.
2273	(gimple_parser::push_edge): Add new argument probability.
2274	(c_parser_gimple_parse_bb_spec): Parse also probability
2275	if present.
2276	(c_parser_parse_gimple_body): Set edge probability.
2277	(c_parser_gimple_compound_statement): Consume token
2278	before calling c_parser_gimple_goto_stmt.
2279	Parse BB counts.
2280	(c_parser_gimple_statement): Pass new argument.
2281	(c_parser_gimple_goto_stmt): Likewise.
2282	(c_parser_gimple_if_stmt): Likewise.
2283	(c_parser_gimple_or_rtl_pass_list): Parse hot_bb_threshold.
2284	* c-parser.c (c_parser_declaration_or_fndef): Pass
2285	hot_bb_threshold argument.
2286	* c-tree.h (struct c_declspecs): Add hot_bb_threshold
2287	field.
2288	(c_parser_gimple_parse_bb_spec_edge_probability): New.
2289
22902019-04-26  Jakub Jelinek  <jakub@redhat.com>
2291
2292	PR debug/90197
2293	* c-tree.h (c_finish_loop): Add 2 further location_t arguments.
2294	* c-parser.c (c_parser_while_statement): Adjust c_finish_loop caller.
2295	(c_parser_do_statement): Likewise.
2296	(c_parser_for_statement): Likewise.  Formatting fixes.
2297	* c-typeck.c (c_finish_loop): Add COND_LOCUS and INCR_LOCUS arguments,
2298	emit DEBUG_BEGIN_STMTs if needed.
2299
23002019-04-19  Jakub Jelinek  <jakub@redhat.com>
2301
2302	PR c/89888
2303	* c-typeck.c (struct c_switch): Remove outside_range_p member.
2304	(c_start_case): Don't clear it.
2305	(do_case): Adjust c_add_case_label caller.
2306	(c_finish_case): Adjust c_do_switch_warnings caller.
2307
2308	PR c++/90108
2309	* c-decl.c (merge_decls): If remove is main variant and
2310	DECL_ORIGINAL_TYPE is some other type, remove a DECL_ORIGINAL_TYPE
2311	variant that has newdecl as TYPE_NAME if any.
2312
23132019-04-12  Jakub Jelinek  <jakub@redhat.com>
2314
2315	PR c/89933
2316	* c-decl.c (merge_decls): When newdecl's type is its main variant,
2317	don't try to remove it from the variant list, but instead assert
2318	it has no variants.
2319
23202019-04-01  Richard Biener  <rguenther@suse.de>
2321
2322	PR c/71598
2323	* c-tree.h (c_get_alias_set): Declare.
2324	* c-objc-common.h (LANG_HOOKS_GET_ALIAS_SET): Use c_get_alias_set.
2325	* c-objc-common.c (c_get_alias_set): Treat enumeral types
2326	as the underlying integer type.
2327
23282019-03-19  Martin Sebor  <msebor@redhat.com>
2329
2330	PR tree-optimization/89688
2331	* c-decl.c (finish_decl): Call braced_lists_to_string for more
2332	kinds of initializers.
2333
23342019-03-19  Jakub Jelinek  <jakub@redhat.com>
2335
2336	PR c/89734
2337	* c-decl.c (grokdeclarator): Call c_build_qualified_type on function
2338	return type even if quals_used is 0.  Formatting fixes.
2339
23402019-03-14  Richard Biener  <rguenther@suse.de>
2341
2342	* c-tree.h (enum c_declspec_il): New.
2343	(struct c_declspecs): Merge gimple_p and rtl_p into declspec_il
2344	enum bitfield.
2345	* c-parser.c (c_parser_declaration_or_fndef): Adjust accordingly.
2346	Pass start pass and declspec_il to c_parser_parse_gimple_body.
2347	(c_parser_declspecs): Adjust.
2348	* gimple-parser.c: Include cfg.h, cfghooks.h, cfganal.h, tree-cfg.h,
2349	gimple-iterator.h, cfgloop.h, tree-phinodes.h, tree-into-ssa.h
2350	and bitmap.h.
2351	(struct gimple_parser): New.
2352	(gimple_parser::push_edge): New method.
2353	(c_parser_gimple_parse_bb_spec): New helper.
2354	(c_parser_parse_gimple_body): Get start pass and IL specification.
2355	Initialize SSA and CFG.
2356	(c_parser_gimple_compound_statement): Handle CFG and SSA build.
2357	Build a gimple_parser parsing state and pass it along.
2358	(c_parser_gimple_statement): Change intermittend __PHI internal
2359	function argument for the edge.
2360	(c_parser_gimple_or_rtl_pass_list): Handle ssa, cfg flags.
2361	(c_parser_gimple_goto_stmt): Record edges to build.
2362	(c_parser_gimple_if_stmt): Likewise.
2363	* gimple-parser.h (c_parser_parse_gimple_body): Adjust.
2364	(c_parser_gimple_or_rtl_pass_list): Likewise.
2365
23662019-03-11  Martin Liska  <mliska@suse.cz>
2367
2368	* c-decl.c (check_for_loop_decls): Wrap an option name
2369	in a string format message and fix GNU coding style.
2370	* c-parser.c (c_parser_declspecs): Likewise.
2371
23722019-03-08  Jakub Jelinek  <jakub@redhat.com>
2373
2374	PR tree-optimization/89550
2375	* c-decl.c (finish_function): Only set TREE_NO_WARNING if warning_at
2376	returned true.
2377	(c_write_global_declarations_1): Only set TREE_NO_WARNING if pedwarn
2378	or warning returned true.
2379
23802019-02-28  Jakub Jelinek  <jakub@redhat.com>
2381
2382	PR c/89525
2383	* c-typeck.c (convert_arguments): Call inform_declaration only if
2384	the previous warning_at call returned true.
2385
23862019-02-22  Thomas Schwinge  <thomas@codesourcery.com>
2387
2388	* c-parser.c (c_parser_oacc_shape_clause): Add loc formal
2389	parameter.  Adjust all users.
2390	(c_parser_oacc_simple_clause): Replace parser with loc formal
2391	parameter.  Adjust all users.
2392
23932019-02-19  Chung-Lin Tang  <cltang@codesourcery.com>
2394
2395	PR c/87924
2396	* c-parser.c (c_parser_oacc_clause_wait): Add representation of wait
2397	clause without argument as 'wait (GOMP_ASYNC_NOVAL)', adjust comments.
2398
23992019-02-15  Jakub Jelinek  <jakub@redhat.com>
2400
2401	PR c/89340
2402	* c-decl.c (start_function): Clear TREE_PUBLIC on nested functions
2403	before c_decl_attributes rather than after it.
2404
24052019-02-06  Jakub Jelinek  <jakub@redhat.com>
2406
2407	PR c/89211
2408	* c-parser.c (c_parser_declaration_or_fndef): Don't update
2409	DECL_ARGUMENTS of d if it has been defined already.  Use a single if
2410	instead of 3 nested ifs.
2411
24122019-02-06  Joseph Myers  <joseph@codesourcery.com>
2413
2414	PR c/88584
2415	* c-decl.c (finish_decl): Do not complete array types for arrays
2416	with external linkage not at file scope.
2417
24182019-02-05  Richard Biener  <rguenther@suse.de>
2419
2420	PR c/88606
2421	* c-decl.c (finish_struct): Reset TYPE_TRANSPARENT_AGGR on
2422	all type variants when not supported.
2423
24242019-01-30  Jakub Jelinek  <jakub@redhat.com>
2425
2426	PR c/89061
2427	* c-tree.h (C_DECL_COMPOUND_LITERAL_P): Define.
2428	* c-decl.c (decl_jump_unsafe): Return false for
2429	C_DECL_COMPOUND_LITERAL_P decls.
2430	(build_compound_literal): Set C_DECL_COMPOUND_LITERAL_P.
2431
24322019-01-29  Jakub Jelinek  <jakub@redhat.com>
2433
2434	PR c/89045
2435	* c-decl.c (build_compound_literal): Don't pushdecl if in parameter
2436	scope.
2437
2438	PR c/86125
2439	* c-decl.c (last_fileptr_type): Remove.
2440	(last_structptr_types): New variable.
2441	(match_builtin_function_types): Compare TYPE_MAIN_VARIANT of
2442	{old,new}rettype instead of the types themselves.  Assert
2443	last_structptr_types array has the same number of elements
2444	as builtin_structptr_types array.  Use TYPE_MAIN_VARIANT for
2445	argument oldtype and newtype.  Instead of handling
2446	just fileptr_type_node specially, handle all builtin_structptr_types
2447	pointer nodes.  Formatting fix.
2448
24492019-01-24  Martin Sebor  <msebor@redhat.com>
2450
2451	PR c/86125
2452	PR c/88886
2453	PR middle-end/86308
2454	* c-decl.c (match_builtin_function_types): Add arguments.
2455	(diagnose_mismatched_decls): Diagnose mismatched declarations
2456	of built-ins more strictly.
2457
24582019-01-24  Jakub Jelinek  <jakub@redhat.com>
2459
2460	PR c++/88976
2461	* c-typeck.c (c_finish_omp_cancel): Diagnose more than one if
2462	on #pragma omp cancel with different modifiers.
2463
24642019-01-18  H.J. Lu  <hongjiu.lu@intel.com>
2465
2466	PR c/51628
2467	PR c/88664
2468	* c-typeck.c (convert_for_assignment): Upate the
2469	warn_for_address_or_pointer_of_packed_member call.
2470
24712019-01-16  Tom Honermann  <tom@honermann.net>
2472	    Jason Merrill  <jason@redhat.com>
2473
2474	* c-typeck.c (digest_init): Revised the error message produced for
2475	ill-formed cases of array initialization with a string literal.
2476	(error_init): Make variadic.
2477
24782019-01-12  Jakub Jelinek  <jakub@redhat.com>
2479
2480	* c-typeck.c (convert_for_assignment): Fix a comment typo.
2481
24822019-01-07  Jakub Jelinek  <jakub@redhat.com>
2483
2484	PR c/88701
2485	* c-decl.c (build_compound_literal): If not TREE_STATIC, only pushdecl
2486	if current_function_decl is non-NULL.
2487
24882019-01-07  Joseph Myers  <joseph@codesourcery.com>
2489
2490	PR c/88720
2491	PR c/88726
2492	* c-decl.c (pop_scope): Use TREE_PUBLIC and b->nested to determine
2493	whether a function is nested, not DECL_EXTERNAL.  Diagnose inline
2494	functions declared but never defined only for external scope, not
2495	for other scopes.
2496
24972019-01-07  Jakub Jelinek  <jakub@redhat.com>
2498
2499	PR c++/85052
2500	* c-parser.c (c_parser_postfix_expression): Parse
2501	__builtin_convertvector.
2502
25032019-01-01  Jakub Jelinek  <jakub@redhat.com>
2504
2505	Update copyright years.
2506
25072018-12-20  H.J. Lu  <hongjiu.lu@intel.com>
2508
2509	PR c/51628
2510	* c-typeck.c (convert_for_assignment): Call
2511	warn_for_address_or_pointer_of_packed_member.
2512
25132018-12-19  Segher Boessenkool  <segher@kernel.crashing.org>
2514
2515	* c-parser.c (c_parser_asm_statement) <RID_CONST, RID_RESTRICT>: Give
2516	a more specific error message (instead of just falling through).
2517
25182018-12-19  Segher Boessenkool  <segher@kernel.crashing.org>
2519
2520	* c-parser.c (c_parser_asm_statement): Keep track of the location each
2521	asm qualifier is first seen; use that to give nicer "duplicate asm
2522	qualifier" messages.  Delete 'quals" variable, instead pass the
2523	"is_volatile_ flag to build_asm_stmt directly.
2524	* c-tree.h (build_asm_stmt): Make the first arg bool instead of tree.
2525	* c-typeck.c (build_asm_stmt): Ditto; adjust.
2526
25272018-12-19  Segher Boessenkool  <segher@kernel.crashing.org>
2528
2529	* c-parser.c (c_parser_asm_statement): Rewrite the loop to work without
2530	"done" boolean variable.
2531
25322018-12-19  David Malcolm  <dmalcolm@redhat.com>
2533
2534	PR c++/87504
2535	* c-typeck.c (class maybe_range_label_for_tree_type_mismatch):
2536	Move from here to gcc-rich-location.h and gcc-rich-location.c.
2537	(build_binary_op): Use struct op_location_t and
2538	class binary_op_rich_location.
2539
25402018-12-11  Jakub Jelinek  <jakub@redhat.com>
2541
2542	PR sanitizer/88426
2543	* c-convert.c (convert): Call c_fully_fold before calling
2544	ubsan_instrument_float_cast.
2545
25462018-12-08  Segher Boessenkool  <segher@kernel.crashing.org>
2547
2548	* c-parser (c_parser_asm_statement) [RID_INLINE]: Delete stray line
2549	setting "quals".
2550
25512018-12-06  Segher Boessenkool  <segher@kernel.crashing.org>
2552
2553	* c-parser.c (c_parser_asm_statement): Detect the inline keyword
2554	after asm.  Pass a flag for it to build_asm_expr.
2555	* c-tree.h (build_asm_expr): Update declaration.
2556	* c-typeck.c (build_asm_stmt): Add is_inline parameter.  Use it to
2557	set ASM_INLINE_P.
2558
25592018-12-06  Segher Boessenkool  <segher@kernel.crashing.org>
2560
2561	PR inline-asm/55681
2562	* c-parser.c (c_parser_asm_statement): Update grammar.  Allow any
2563	combination of volatile and goto, in any order, without repetitions.
2564
25652018-12-04  James Norris  <jnorris@codesourcery.com>
2566	    Cesar Philippidis  <cesar@codesourcery.com>
2567	    Julian Brown  <julian@codesourcery.com>
2568
2569	* c-parser.c (c_parser_oacc_wait_list): Remove dead diagnostic
2570	code.
2571
25722018-11-30  Richard Biener  <rguenther@suse.de>
2573
2574	* gimple-parser.c (c_parser_gimple_postfix_expression): Parse
2575	_Literal (type) { ... } as empty aggregate or vector constructor.
2576
25772018-11-29  Martin Sebor  <msebor@redhat.com>
2578
2579	PR c/88091
2580	* c-typeck.c (convert_argument): Add a parameter.  Adjust indentation.
2581	(convert_arguments): Add comments.  Pass additional argument to
2582	the function above.
2583
25842018-11-29  Martin Sebor  <msebor@redhat.com>
2585
2586	PR c/88172
2587	PR testsuite/88208
2588	* c-decl.c (declspec_add_alignas): Adjust call to check_user_alignment.
2589
25902018-11-23  Martin Sebor  <msebor@redhat.com>
2591
2592	PR testsuite/88098
2593	* c-typeck.c (convert_arguments): Call builtin_decl_explicit instead.
2594	(maybe_warn_builtin_no_proto_arg): Handle short enum to int promotion.
2595
25962018-11-20  Martin Sebor  <msebor@redhat.com>
2597
2598	* c-parser.c (c_parser_has_attribute_expression): New function.
2599	(c_parser_attribute): New function.
2600	(c_parser_attributes): Move code into c_parser_attribute.
2601	(c_parser_unary_expression): Handle RID_HAS_ATTRIBUTE_EXPRESSION.
2602
26032018-11-15  Martin Sebor  <msebor@redhat.com>
2604
2605	PR c/83656
2606	* c-decl.c (header_for_builtin_fn): Declare.
2607	(diagnose_mismatched_decls): Diagnose declarations of built-in
2608	functions without a prototype.
2609	* c-typeck.c (maybe_warn_builtin_no_proto_arg): New function.
2610	(convert_argument): Same.
2611	(convert_arguments): Factor code out into convert_argument.
2612	Detect mismatches between built-in formal arguments in calls
2613	to built-in without prototype.
2614	(build_conditional_expr): Same.
2615	(type_or_builtin_type): New function.
2616	(convert_for_assignment): Add argument.  Conditionally issue
2617	warnings instead of errors for mismatches.
2618
26192018-11-13  David Malcolm  <dmalcolm@redhat.com>
2620
2621	* c-decl.c: Replace "source_location" with "location_t".
2622	* c-tree.h: Likewise.
2623	* c-typeck.c: Likewise.
2624	* gimple-parser.c: Likewise.
2625
26262018-11-09  Jakub Jelinek  <jakub@redhat.com>
2627
2628	* c-parser.c (c_parser_omp_clause_final): Use
2629	c_parser_expr_no_commas, convert_lvalue_to_rvalue,
2630	c_objc_common_truthvalue_conversion, c_fully_fold and parentheses
2631	parsing instead of c_parser_paren_condition.
2632	(c_parser_omp_clause_if): Use c_parser_expr_no_commas,
2633	convert_lvalue_to_rvalue, c_objc_common_truthvalue_conversion and
2634	c_fully_fold instead of c_parser_condition.
2635	(c_parser_omp_clause_num_threads, c_parser_omp_clause_num_tasks,
2636	c_parser_omp_clause_grainsize, c_parser_omp_clause_priority,
2637	c_parser_omp_clause_hint, c_parser_omp_clause_num_teams,
2638	c_parser_omp_clause_thread_limit, c_parser_omp_clause_linear): Use
2639	c_parser_expr_no_commas instead of c_parser_expression.
2640
2641	* c-parser.c (c_parser_omp_clause_reduction): Call sorry_at on
2642	reduction clause with inscan modifier.
2643
2644	* c-parser.c (c_parser_omp_requires): Call sorry_at on requires
2645	clauses other than atomic_default_mem_order.
2646
26472018-11-08  Jakub Jelinek  <jakub@redhat.com>
2648
2649	* c-parser.c: Include memmode.h.
2650	(c_parser_omp_depobj, c_parser_omp_requires): New functions.
2651	(c_parser_pragma): Handle PRAGMA_OMP_DEPOBJ and PRAGMA_OMP_REQUIRES.
2652	(c_parser_omp_clause_name): Handle nontemporal, in_reduction and
2653	task_reduction clauses.
2654	(c_parser_omp_variable_list): Handle OMP_CLAUSE_{IN,TASK}_REDUCTION.
2655	For OMP_CLAUSE_DEPEND, parse clause operands as either an array
2656	section, or lvalue assignment expression.
2657	(c_parser_omp_clause_if): Handle cancel and simd modifiers.
2658	(c_parser_omp_clause_lastprivate): Parse optional
2659	conditional: modifier.
2660	(c_parser_omp_clause_hint): Require constant integer expression rather
2661	than just integer expression.
2662	(c_parser_omp_clause_defaultmap): Parse new kinds of defaultmap
2663	clause.
2664	(c_parser_omp_clause_reduction): Add IS_OMP and KIND arguments.
2665	Parse reduction modifiers.  Pass KIND to c_parser_omp_variable_list.
2666	(c_parser_omp_clause_nontemporal, c_parser_omp_iterators): New
2667	functions.
2668	(c_parser_omp_clause_depend): Parse iterator modifier and handle
2669	iterators.  Parse mutexinoutset and depobj kinds.
2670	(c_parser_oacc_all_clauses): Adjust c_parser_omp_clause_reduction
2671	callers.
2672	(c_parser_omp_all_clauses): Likewise.  Handle
2673	PRAGMA_OMP_CLAUSE_NONTEMPORAL and
2674	PRAGMA_OMP_CLAUSE_{IN,TASK}_REDUCTION.
2675	(c_parser_omp_atomic): Parse hint and memory order clauses.  Handle
2676	default memory order from requires directive if any.  Adjust
2677	c_finish_omp_atomic caller.
2678	(c_parser_omp_critical): Allow comma in between (name) and hint clause.
2679	(c_parser_omp_flush): Parse flush with memory-order-clause.
2680	(c_parser_omp_for_loop): Allow NE_EXPR even in
2681	OpenMP loops, adjust c_finish_omp_for caller.
2682	(OMP_SIMD_CLAUSE_MASK): Add if and nontemporal clauses.
2683	(c_parser_omp_master): Add p_name, mask and cclauses arguments.
2684	Allow to be called while parsing combined parallel master.
2685	Parse combined master taskloop{, simd}.
2686	(c_parser_omp_parallel): Parse combined
2687	parallel master{, taskloop{, simd}} constructs.
2688	(OMP_TASK_CLAUSE_MASK): Add in_reduction clause.
2689	(OMP_TASKGROUP_CLAUSE_MASK): Define.
2690	(c_parser_omp_taskgroup): Add LOC argument.  Parse taskgroup clauses.
2691	(OMP_TASKWAIT_CLAUSE_MASK): Define.
2692	(c_parser_omp_taskwait): Handle taskwait with depend clauses.
2693	(c_parser_omp_teams): Force a BIND_EXPR with BLOCK
2694	around teams body.  Use SET_EXPR_LOCATION.
2695	(c_parser_omp_target_data): Allow target data
2696	with only use_device_ptr clauses.
2697	(c_parser_omp_target): Use SET_EXPR_LOCATION.  Set
2698	OMP_REQUIRES_TARGET_USED bit in omp_requires_mask.
2699	(c_parser_omp_requires): New function.
2700	(c_finish_taskloop_clauses): New function.
2701	(OMP_TASKLOOP_CLAUSE_MASK): Add reduction and in_reduction clauses.
2702	(c_parser_omp_taskloop): Use c_finish_taskloop_clauses.  Add forward
2703	declaration.  Disallow in_reduction clause when combined with parallel
2704	master.
2705	(c_parser_omp_construct): Adjust c_parser_omp_master and
2706	c_parser_omp_taskgroup callers.
2707	* c-typeck.c (c_finish_omp_cancel): Diagnose if clause with modifier
2708	other than cancel.
2709	(handle_omp_array_sections_1): Handle OMP_CLAUSE_{IN,TASK}_REDUCTION
2710	like OMP_CLAUSE_REDUCTION.
2711	(handle_omp_array_sections): Likewise.  Call save_expr on array
2712	reductions before calling build_index_type.  Handle depend clauses
2713	with iterators.
2714	(struct c_find_omp_var_s): New type.
2715	(c_find_omp_var_r, c_omp_finish_iterators): New functions.
2716	(c_finish_omp_clauses): Don't diagnose nonmonotonic clause
2717	with static, runtime or auto schedule kinds.  Call save_expr for whole
2718	array reduction sizes.  Diagnose reductions with zero sized elements
2719	or variable length structures.  Diagnose nogroup clause used with
2720	reduction clause(s).  Handle depend clause with
2721	OMP_CLAUSE_DEPEND_DEPOBJ.  Diagnose bit-fields.  Require
2722	omp_depend_t type for OMP_CLAUSE_DEPEND_DEPOBJ kinds and
2723	some different type for other kinds.  Use build_unary_op with
2724	ADDR_EXPR and build_indirect_ref instead of c_mark_addressable.
2725	Handle depend clauses with iterators.  Remove no longer needed special
2726	case that predetermined const qualified vars may be specified in
2727	firstprivate clause.  Complain if const qualified vars are mentioned
2728	in data-sharing clauses other than firstprivate or shared.  Use
2729	error_at with OMP_CLAUSE_LOCATION (c) as first argument instead of
2730	error.  Formatting fix.  Handle OMP_CLAUSE_NONTEMPORAL and
2731	OMP_CLAUSE_{IN,TASK}_REDUCTION.  Allow any lvalue as
2732	OMP_CLAUSE_DEPEND operand (besides array section), adjust diagnostics.
2733
27342018-10-29  David Malcolm  <dmalcolm@redhat.com>
2735
2736	* c-decl.c (implicit_decl_warning): Update "is there a suggestion"
2737	logic for change to name_hint::operator bool.
2738	(undeclared_variable): Likewise.
2739	* c-parser.c (c_parser_declaration_or_fndef): Likewise.
2740	(c_parser_parameter_declaration): Likewise.
2741
27422018-10-17  Joseph Myers  <joseph@codesourcery.com>
2743
2744	* c-errors.c (pedwarn_c11): New function.
2745	* c-parser.c (disable_extension_diagnostics): Save
2746	warn_c11_c2x_compat and set it to 0.
2747	(restore_extension_diagnostics): Restore warn_c11_c2x_compat.
2748	(c_parser_static_assert_declaration_no_semi): Handle
2749	_Static_assert without string constant.
2750	* c-tree.h (pedwarn_c11): New prototype.
2751
27522018-10-17  David Malcolm  <dmalcolm@redhat.com>
2753
2754	* Make-lang.in (selftest-c): New.
2755	(C_SELFTEST_FLAGS, C_SELFTEST_DEPS, s-selftest-c, selftest-c-gdb)
2756	(selftest-gdb, selftest-c-valgrind, selftest-valgrind): Move here
2757	from gcc/Makefile.in.
2758
27592018-10-02  Richard Biener  <rguenther@suse.de>
2760
2761	* c-decl.c (warn_if_shadowing): Do not test DECL_FROM_INLINE.
2762
27632018-09-26  Joseph Myers  <joseph@codesourcery.com>
2764
2765	PR c/87390
2766	* c-typeck.c (build_binary_op): Use excess precision for
2767	comparisons of integers and floating-point for C11 and later.
2768
27692018-09-26  Martin Jambor  <mjambor@suse.cz>
2770
2771	PR c/87347
2772	* c-parser.c (warn_for_abs): Bail out if TYPE_ARG_TYPES is NULL.  Fix
2773	comment.
2774
27752018-09-17  David Malcolm  <dmalcolm@redhat.com>
2776
2777	* c-objc-common.c (range_label_for_type_mismatch::get_text):
2778	Update for new param.
2779	* c-typeck.c (maybe_range_label_for_tree_type_mismatch::get_text):
2780	Likewise.
2781
27822018-09-17  Martin Jambor  <mjambor@suse.cz>
2783
2784	PR c/63886
2785	* c-parser.c: (warn_for_abs): New function.
2786	(c_parser_postfix_expression_after_primary): Call it.
2787
27882018-09-13  Bernd Edlinger  <bernd.edlinger@hotmail.de>
2789
2790	* c-typeck.c (digest_init): Shorten overlength strings.
2791
27922018-09-06  Bernd Edlinger  <bernd.edlinger@hotmail.de>
2793
2794	* c-decl.c (finish_decl): Call complete_flexible_array_elts.
2795
27962018-09-02  Bernd Edlinger  <bernd.edlinger@hotmail.de>
2797
2798	* c-decl.c (finish_decl): Call braced_list_to_string here ...
2799	* c-parser.c (c_parser_declaration_or_fndef): ... instead of here.
2800
28012018-08-30  Alexander Monakov  <amonakov@ispras.ru>
2802
2803	* gimple-parser.c (c_parser_gimple_binary_expression): Accept infix
2804	"__MULT_HIGHPART" for MULT_HIGHPART_EXPR.
2805
28062018-08-27  David Malcolm  <dmalcolm@redhat.com>
2807
2808	PR 87091
2809	* c-decl.c (implicitly_declare): Update call to
2810	maybe_add_include_fixit to suggest overriding the location, as it
2811	is for a note.
2812	* c-objc-common.c (c_tree_printer): Update for conversion of
2813	show_caret_p to a tri-state.
2814
28152018-08-27  Martin Liska  <mliska@suse.cz>
2816
2817	* c-decl.c (locate_old_decl): Use new function
2818	fndecl_built_in_p and remove check for FUNCTION_DECL if
2819	possible.
2820	(diagnose_mismatched_decls): Likewise.
2821	(merge_decls): Likewise.
2822	(warn_if_shadowing): Likewise.
2823	(pushdecl): Likewise.
2824	(implicitly_declare): Likewise.
2825	* c-parser.c (c_parser_postfix_expression_after_primary): Likewise.
2826	* c-tree.h (C_DECL_ISNT_PROTOTYPE): Likewise.
2827	* c-typeck.c (build_function_call_vec): Likewise.
2828	(convert_arguments): Likewise.
2829
28302018-08-20  David Malcolm  <dmalcolm@redhat.com>
2831
2832	PR other/84889
2833	* c-decl.c (pushtag): Add auto_diagnostic_group instance.
2834	(diagnose_mismatched_decls): Likewise, in various places.
2835	(warn_if_shadowing): Likewise.
2836	(implicit_decl_warning): Likewise.
2837	(implicitly_declare): Likewise.
2838	(undeclared_variable): Likewise.
2839	(declare_label): Likewise.
2840	(grokdeclarator): Likewise.
2841	(start_function): Likewise.
2842	* c-parser.c (c_parser_declaration_or_fndef): Likewise.
2843	(c_parser_parameter_declaration): Likewise.
2844	(c_parser_binary_expression): Likewise.
2845	* c-typeck.c (c_expr_sizeof_expr): Likewise.
2846	(parser_build_binary_op): Likewise.
2847	(build_unary_op): Likewise.
2848	(error_init): Likewise.
2849	(pedwarn_init): Likewise.
2850	(warning_init): Likewise.
2851	(convert_for_assignment): Likewise.
2852
28532018-08-15  David Malcolm  <dmalcolm@redhat.com>
2854
2855	* c-objc-common.c: Include "gcc-rich-location.h".
2856	(c_tree_printer): Move implemenation of '%T' to...
2857	(print_type): ...this new function.
2858	(range_label_for_type_mismatch::get_text): New function.
2859	* c-typeck.c (convert_for_assignment): Add type labels to the rhs
2860	range for the various ic_argpass cases.
2861	(class maybe_range_label_for_tree_type_mismatch): New class.
2862	(build_binary_op): Use it when calling binary_op_error.
2863
28642018-08-15  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
2865
2866	* c-decl.c (start_decl): Do not warn if variables is named as main
2867	and is a local variable.
2868
28692018-08-15  Iain Sandoe  <iain@sandoe.co.uk>
2870
2871	PR c/19315
2872	* c-decl.c (finish_decl): Don't add the 'extern' storage class to
2873	objects of unknown size.
2874
28752018-08-13  Martin Sebor  <msebor@redhat.com>
2876
2877	PR tree-optimization/71625
2878	* c-parser.c (c_parser_declaration_or_fndef): Call
2879	braced_list_to_string.
2880
28812018-08-03  Bogdan Harjoc  <harjoc@gmail.com>
2882
2883	PR c/86690
2884	* c-typeck.c (lookup_field): Do not use TYPE_LANG_SPECIFIC after
2885	errors.
2886
28872018-08-01  Martin Sebor  <msebor@redhat.com>
2888
2889	PR tree-optimization/86650
2890	* c-objc-common.c (c_tree_printer): Move usage of EXPR_LOCATION (t)
2891	and TREE_BLOCK (t) from within percent_K_format	to this callsite.
2892
28932018-08-01  Jakub Jelinek  <jakub@redhat.com>
2894
2895	PR c/85704
2896	* c-typeck.c (init_field_decl_cmp): New function.
2897	(output_pending_init_elements): Use it for field comparisons
2898	instead of pure bit_position comparisons.
2899
29002018-07-12  Jakub Jelinek  <jakub@redhat.com>
2901
2902	* c-decl.c (c_decl_attributes): Don't diagnose vars without mappable
2903	type here, instead add "omp declare target implicit" attribute.
2904	(finish_decl): Diagnose vars without mappable type here.
2905
29062018-06-20  Chung-Lin Tang  <cltang@codesourcery.com>
2907	    Thomas Schwinge  <thomas@codesourcery.com>
2908	    Cesar Philippidis  <cesar@codesourcery.com>
2909
2910	* c-parser.c (c_parser_omp_clause_name): Add support for finalize
2911	and if_present. Make present_or_{copy,copyin,copyout,create} aliases
2912	to their non-present_or_* counterparts. Make 'self' an alias to
2913	PRAGMA_OACC_CLAUSE_HOST.
2914	(c_parser_oacc_data_clause): Update GOMP mappings for
2915	PRAGMA_OACC_CLAUSE_{COPY,COPYIN,COPYOUT,CREATE,DELETE}. Remove
2916	PRAGMA_OACC_CLAUSE_{SELF,PRESENT_OR_*}.
2917	(c_parser_oacc_all_clauses): Handle finalize and if_present clauses.
2918	Remove support for present_or_* clauses.
2919	(OACC_KERNELS_CLAUSE_MASK): Remove PRESENT_OR_* clauses.
2920	(OACC_PARALLEL_CLAUSE_MASK): Likewise.
2921	(OACC_DECLARE_CLAUSE_MASK): Likewise.
2922	(OACC_DATA_CLAUSE_MASK): Likewise.
2923	(OACC_ENTER_DATA_CLAUSE_MASK): Remove PRESENT_OR_* clauses.
2924	(OACC_EXIT_DATA_CLAUSE_MASK): Add FINALIZE clause.
2925	(OACC_UPDATE_CLAUSE_MASK): Remove SELF, add IF_PRESENT.
2926	(c_parser_oacc_declare): Remove PRESENT_OR_* clauses.
2927	* c-typeck.c (c_finish_omp_clauses): Handle IF_PRESENT and FINALIZE.
2928
29292018-06-16  Kugan Vivekanandarajah  <kuganv@linaro.org>
2930
2931	* c-typeck.c (build_unary_op): Handle ABSU_EXPR;
2932	* gimple-parser.c (c_parser_gimple_statement): Likewise.
2933	(c_parser_gimple_unary_expression): Likewise.
2934
29352018-06-15  Jakub Jelinek  <jakub@redhat.com>
2936
2937	PR c/86093
2938	* c-typeck.c (pointer_diff): Cast both pointers to unqualified types
2939	before doing POINTER_DIFF_EXPR.
2940
29412018-06-07  Marek Polacek  <polacek@redhat.com>
2942
2943	PR c/85318
2944	* c-decl.c (check_for_loop_decls): Add -Wc90-c99-compat warning about
2945	for loop initial declarations.
2946
29472018-05-30  David Pagan  <dave.pagan@oracle.com>
2948
2949	PR c/55976
2950	* c-decl.c (grokdeclarator): Update check for return type warnings.
2951	(start_function): Likewise.
2952	(finish_function): Likewise.
2953	* c-typeck.c (c_finish_return): Update check for return type warnings.
2954	Pass OPT_Wreturn_type to pedwarn when appropriate.
2955
29562018-05-18  Richard Sandiford  <richard.sandiford@linaro.org>
2957
2958	* gimple-parser.c (c_parser_gimple_postfix_expression): Remove
2959	__FMA_EXPR handlng.
2960
29612018-05-17  Richard Sandiford  <richard.sandiford@linaro.org>
2962
2963	* gimple-parser.c: Include internal-fn.h.
2964	(c_parser_gimple_statement): Treat a leading CPP_DOT as a call.
2965	(c_parser_gimple_call_internal): New function.
2966	(c_parser_gimple_postfix_expression): Use it to handle CPP_DOT.
2967	Fix typos in comment.
2968
29692018-05-10  Jakub Jelinek  <jakub@redhat.com>
2970
2971	PR c++/85662
2972	* c-fold.c (c_fully_fold_internal): Use fold_offsetof rather than
2973	fold_offsetof_1, pass TREE_TYPE (expr) as TYPE to it and drop the
2974	fold_convert_loc.
2975	* c-typeck.c (build_unary_op): Use fold_offsetof rather than
2976	fold_offsetof_1, pass argtype as TYPE to it and drop the
2977	fold_convert_loc.
2978
29792018-05-02  David Pagan  <dave.pagan@oracle.com>
2980
2981	PR c/30552
2982	* c-decl.c (old_style_parameter_scope): New function.
2983	* c-parser.c (c_parser_postfix_expression): Check for statement
2984	expressions in old-style function parameter list declarations.
2985	* c-parser.h (old_style_parameter_scope): New extern declaration.
2986
29872018-04-25  Jakub Jelinek  <jakub@redhat.com>
2988
2989	PR sanitizer/84307
2990	* c-decl.c (build_compound_literal): Call pushdecl (decl) even when
2991	it is not TREE_STATIC.
2992	* c-typeck.c (c_mark_addressable) <case COMPOUND_LITERAL_EXPR>: Mark
2993	not just the COMPOUND_LITERAL_EXPR node itself addressable, but also
2994	its COMPOUND_LITERAL_EXPR_DECL.
2995
29962018-03-21  Joseph Myers  <joseph@codesourcery.com>
2997
2998	* c-parser.c (c_parser_postfix_expression): For __builtin_tgmath
2999	where all functions return the same _FloatN or _FloatNx type,
3000	treat integer types as _Float64 instead of double.
3001
30022018-03-21  Jakub Jelinek  <jakub@redhat.com>
3003
3004	PR c/84999
3005	* c-typeck.c (build_binary_op): If c_common_type_for_size fails when
3006	building vector comparison, diagnose it and return error_mark_node.
3007
30082018-03-15  Jakub Jelinek  <jakub@redhat.com>
3009
3010	PR c/84853
3011	* c-typeck.c (build_binary_op) <case RSHIFT_EXPR, case LSHIFT_EXPR>:
3012	If code1 is INTEGER_TYPE, only allow code0 VECTOR_TYPE if it has
3013	INTEGER_TYPE element type.
3014
30152018-03-13  David Pagan  <dave.pagan@oracle.com>
3016
3017	PR c/46921
3018	* c-typeck.c (output_init_element): Ensure field initializer
3019	expression is always evaluated if there are side effects.
3020
30212018-03-06  Jakub Jelinek  <jakub@redhat.com>
3022
3023	PR c/84721
3024	* c-parser.c (add_debug_begin_stmt): Don't add DEBUG_BEGIN_STMT if
3025	!building_stmt_list_p ().
3026
30272018-02-13  Richard Sandiford  <richard.sandiford@linaro.org>
3028
3029	PR c/84305
3030	* c-decl.c (grokdeclarator): Create an anonymous TYPE_DECL
3031	in PARM and TYPENAME contexts too, but attach it to a BIND_EXPR
3032	and include the BIND_EXPR in the list of things that need to be
3033	pre-evaluated.
3034
30352018-02-09  Nathan Sidwell  <nathan@acm.org>
3036
3037	PR c/84293
3038	* c-typeck.c (build_indirect_ref, build_c_cast): Pass expr location
3039	to strict_aliasing_warning.
3040
30412018-02-02  Paolo Carlini  <paolo.carlini@oracle.com>
3042
3043	* c-typeck.c (really_start_incremental_init, push_init_level,
3044	set_nonincremental_init, output_init_element, process_init_element):
3045	Use DECL_UNNAMED_BIT_FIELD.
3046
30472018-01-31  Marek Polacek  <polacek@redhat.com>
3048
3049	PR c/81779
3050	* c-parser.c (c_parser_compound_statement_nostart): Call
3051	expansion_point_location_if_in_system_header.
3052
30532018-01-17  David Malcolm  <dmalcolm@redhat.com>
3054
3055	PR c++/83814
3056	* c-fold.c (fold_for_warn): Move from c-common.c, reducing to just
3057	the C part.
3058
30592018-01-13  Jakub Jelinek  <jakub@redhat.com>
3060
3061	PR c/83801
3062	* c-tree.h (decl_constant_value_1): Add a bool argument.
3063	* c-typeck.c (decl_constant_value_1): Add IN_INIT argument, allow
3064	returning a CONSTRUCTOR if it is true.  Use error_operand_p.
3065	(decl_constant_value): Adjust caller.
3066	* c-fold.c (c_fully_fold_internal): If in_init, pass true to
3067	decl_constant_value_1 as IN_INIT.  Otherwise, punt if
3068	decl_constant_value returns initializer that has BLKmode or
3069	array type.
3070	(c_fully_fold_internal) <case COMPONENT_REF>: Fold if !lval.
3071
30722018-01-03  Richard Sandiford  <richard.sandiford@linaro.org>
3073	    Alan Hayward  <alan.hayward@arm.com>
3074	    David Sherwood  <david.sherwood@arm.com>
3075
3076	* c-typeck.c (comptypes_internal, build_binary_op): Handle polynomial
3077	TYPE_VECTOR_SUBPARTS.
3078
30792018-01-03  Jakub Jelinek  <jakub@redhat.com>
3080
3081	Update copyright years.
3082
30832018-01-01  Jakub Jelinek  <jakub@redhat.com>
3084
3085	PR c/83595
3086	* c-parser.c (c_parser_braced_init, c_parser_initelt,
3087	c_parser_conditional_expression, c_parser_cast_expression,
3088	c_parser_sizeof_expression, c_parser_alignof_expression,
3089	c_parser_postfix_expression, c_parser_omp_declare_reduction,
3090	c_parser_transaction_expression): Use set_error () method instead
3091	of setting value member to error_mark_node.
3092
30932017-12-28  Michael Meissner  <meissner@linux.vnet.ibm.com>
3094
3095	* c-decl.c (header_for_builtin_fn): Add integer rounding _Float<N>
3096	and _Float<N>X built-in functions.
3097
30982017-12-22  Jakub Jelinek  <jakub@redhat.com>
3099
3100	PR debug/83550
3101	* c-decl.c (finish_struct): Set DECL_SOURCE_LOCATION on
3102	TYPE_STUB_DECL and call rest_of_type_compilation before processing
3103	incomplete vars rather than after it.
3104
3105	PR debug/83547
3106	* c-typeck.c (c_finish_stmt_expr): Ignore !TREE_SIDE_EFFECTS as
3107	indicator of ({ }), instead skip all trailing DEBUG_BEGIN_STMTs first,
3108	and consider empty ones if there are no other stmts.  For
3109	-Wunused-value walk all statements before the one only followed by
3110	DEBUG_BEGIN_STMTs.
3111
31122017-12-22  Mike Stump  <mikestump@comcast.net>
3113	    Eric Botcazou  <ebotcazou@adacore.com>
3114
3115	* c-parser.c (c_parser_while_statement): Add unroll parameter and
3116	build ANNOTATE_EXPR if present.  Add 3rd operand to ANNOTATE_EXPR.
3117	(c_parser_do_statement): Likewise.
3118	(c_parser_for_statement): Likewise.
3119	(c_parser_statement_after_labels): Adjust calls to above.
3120	(c_parse_pragma_ivdep): New static function.
3121	(c_parser_pragma_unroll): Likewise.
3122	(c_parser_pragma) <PRAGMA_IVDEP>: Add support for pragma Unroll.
3123	<PRAGMA_UNROLL>: New case.
3124
31252017-12-19  Jakub Jelinek  <jakub@redhat.com>
3126
3127	* c-typeck.c (comptypes_internal, function_types_compatible_p,
3128	perform_integral_promotions, digest_init): Replace Yoda conditions
3129	with typical order conditions.
3130	* c-decl.c (check_bitfield_type_and_width): Likewise.
3131
31322017-12-14  Bernd Edlinger  <bernd.edlinger@hotmail.de>
3133
3134	* c-typeck.c (c_safe_arg_type_equiv_p,
3135	c_safe_function_type_cast_p): New function.
3136	(build_c_cast): Implement -Wcast-function-type.
3137
31382017-12-14  Richard Biener  <rguenther@suse.de>
3139
3140	PR c/83415
3141	* c-fold.c (c_fully_fold_internal): Treat VIEW_CONVERT_EXPR
3142	like REALPART_EXPR for the behavior of whether its operand
3143	is an lvalue.
3144
31452017-12-12  Marek Polacek  <polacek@redhat.com>
3146
3147	PR c/82679
3148	* c-decl.c (grokdeclarator): Check declspecs insted of atomicp.
3149
31502017-12-12  Alexandre Oliva  <aoliva@redhat.com>
3151
3152	* c-objc-common.h (LANG_HOOKS_EMITS_BEGIN_STMT): Redefine as true.
3153	* c-parser.c (add_debug_begin_stmt): New.
3154	(c_parser_declaration_or_fndef): Call it.
3155	(c_parser_compound_statement_nostart): Likewise.
3156	(c_parser_statement_after_labels): Likewise.
3157	* c-typeck (c_finish_stmt_expr): Skip begin stmts markers.
3158
31592017-12-07  Joseph Myers  <joseph@codesourcery.com>
3160
3161	* c-decl.c (build_compound_literal): Add parameter alignas_align
3162	and set alignment of decl if nonzero.
3163	* c-parser.c (c_keyword_starts_typename): Allow RID_ALIGNAS.
3164	(c_parser_declspecs): Allow RID_ALIGNAS to follow a type, like a
3165	qualifier.
3166	(c_parser_struct_declaration): Update syntax comment.
3167	(c_parser_type_name): Add alignas_ok argument and pass it to
3168	c_parser_declspecs.
3169	(c_parser_cast_expression): Pass true to c_parser_type_name and
3170	give error if a cast used an _Alignas specifier.
3171	(c_parser_sizeof_expression): Pass true to c_parser_type_name and
3172	give error if sizeof (type-name) used an _Alignas specifier.
3173	(c_parser_alignof_expression): Pass true to c_parser_type_name and
3174	give error if _Alignof (type-name) used an _Alignas specifier.
3175	(c_parser_postfix_expression_after_paren_type): Check specified
3176	alignment for a compound literal and pass it to
3177	build_compound_literal.
3178	* c-parser.h (c_parser_type_name): Update prototype.
3179	* c-tree.h (build_compound_literal): Update prototype.
3180
31812017-12-07  Martin Sebor  <msebor@redhat.com>
3182
3183	PR c/81544
3184	* c-decl.c (c_decl_attributes): Look up existing declaration and
3185	pass it to decl_attributes.
3186
31872017-12-06  David Malcolm  <dmalcolm@redhat.com>
3188
3189	PR c/83236
3190	* c-decl.c (lookup_name_fuzzy): Don't suggest names that are
3191	reserved for use by the implementation.
3192
31932017-12-06  David Malcolm  <dmalcolm@redhat.com>
3194
3195	* c-decl.c: Include "c-family/c-spellcheck.h".
3196
31972017-12-05  Martin Liska  <mliska@suse.cz>
3198	    Jakub Jelinek  <jakub@redhat.com>
3199
3200	* c-typeck.c (pointer_diff): Add new argument and instrument
3201	pointer subtraction.
3202	(build_binary_op): Similar for pointer comparison.
3203
32042017-12-01  Jakub Jelinek  <jakub@redhat.com>
3205
3206	PR c/79153
3207	* c-parser.c: Include tree-iterator.h.
3208	(c_parser_switch_statement): Emit LABEL_EXPR for the break label
3209	into SWITCH_BODY instead of after it and set SWITCH_BREAK_LABEL_P
3210	on it.
3211
3212	PR c/83222
3213	* c-tree.h (decl_constant_value_1): Declare.
3214	* c-typeck.c (decl_constant_value_1): New function.
3215	(decl_constant_value): Use it.
3216	* c-fold.c (c_fully_fold_internal): If in_init, use
3217	decl_constant_value_1 instead of decl_constant_value.
3218
32192017-11-30  Jakub Jelinek  <jakub@redhat.com>
3220
3221	* c-parser.c (c_parser_postfix_expression): Use ; instead of ;;.
3222
32232017-11-28  Jakub Jelinek  <jakub@redhat.com>
3224
3225	PR sanitizer/81275
3226	* c-typeck.c (c_finish_case): Set SWITCH_ALL_CASES_P if
3227	c_switch_covers_all_cases_p returns true.
3228
32292017-11-28  Julia Koval  <julia.koval@intel.com>
3230	    Sebastian Peryt  <sebastian.peryt@intel.com>
3231
3232	* Make-lang.in (c/c-array-notation.o): Remove.
3233	* c-array-notation.c: Delete.
3234	* c-decl.c: Remove cilkplus condition.
3235	* c-parser.c (c_parser_cilk_simd, c_parser_cilk_for,
3236	c_parser_cilk_verify_simd, c_parser_array_notation,
3237	c_parser_cilk_clause_vectorlength, c_parser_cilk_grainsize,
3238	c_parser_cilk_simd_fn_vector_attrs,
3239	c_finish_cilk_simd_fn_tokens): Delete.
3240	(c_parser_declaration_or_fndef): Remove cilkplus condition.
3241	(c_parser_direct_declarator_inner): Ditto.
3242	(CILK_SIMD_FN_CLAUSE_MASK): Delete.
3243	(c_parser_attributes, c_parser_compound_statement,
3244	c_parser_statement_after_labels, c_parser_if_statement,
3245	c_parser_switch_statement, c_parser_while_statement,
3246	c_parser_do_statement, c_parser_for_statement,
3247	c_parser_unary_expression, c_parser_postfix_expression,
3248	c_parser_postfix_expression_after_primary,
3249	c_parser_pragma, c_parser_omp_clause_name, c_parser_omp_all_clauses,
3250	c_parser_omp_for_loop, c_finish_omp_declare_simd): Remove cilkplus
3251	support.
3252	* c-typeck.c (build_array_ref, build_function_call_vec,
3253	convert_arguments,
3254	lvalue_p, build_compound_expr, c_finish_return, c_finish_if_stmt,
3255	c_finish_loop, build_binary_op): Remove cilkplus support.
3256
32572017-11-28  Jakub Jelinek  <jakub@redhat.com>
3258
3259	* c-typeck.c (c_start_case): Build SWITCH_EXPR using build2 instead
3260	of build3.
3261
32622017-11-14  Boris Kolpackov  <boris@codesynthesis.com>
3263
3264	* Make-lang.in (c.install-plugin): Install backend import library.
3265
32662017-11-23  Jakub Jelinek  <jakub@redhat.com>
3267
3268	* c-parser.c (c_parser_omp_declare_simd): Reject declare simd in
3269	pragma_stmt context.
3270
32712017-11-23  Mike Stump  <mikestump@comcast.net>
3272	    Eric Botcazou  <ebotcazou@adacore.com>
3273
3274	* c-parser.c (c_parser_while_statement): Pass 3rd operand to
3275	ANNOTATE_EXPR.
3276	(c_parser_do_statement): Likewise.
3277	(c_parser_for_statement): Likewise.
3278
32792017-11-22  David Malcolm  <dmalcolm@redhat.com>
3280
3281	PR c++/62170
3282	* c-objc-common.c (c_tree_printer): Convert penultimate param from
3283	bool to bool *.  Within '%T' handling, if showing an "aka", use
3284	"quoted" param to add appropriate quoting.
3285
32862017-11-22  Marek Polacek  <polacek@redhat.com>
3287
3288	PR c++/60336
3289	PR middle-end/67239
3290	PR target/68355
3291	* c-decl.c (grokdeclarator): Set DECL_PADDING_P on unnamed bit-fields.
3292
32932017-11-21  David Malcolm  <dmalcolm@redhat.com>
3294
3295	PR c/83056
3296	* c-decl.c (lookup_name_fuzzy): Don't suggest names that came from
3297	earlier failed lookups.
3298
32992017-11-21  Marc Glisse  <marc.glisse@inria.fr>
3300
3301	* c-fold.c (c_fully_fold_internal): Handle POINTER_DIFF_EXPR.
3302	* c-typeck.c (pointer_diff): Use POINTER_DIFF_EXPR.
3303
33042017-11-20  David Malcolm  <dmalcolm@redhat.com>
3305
3306	PR c/81404
3307	* c-decl.c: Include "c-family/known-headers.h".
3308	(get_c_name_hint): Rename to get_stdlib_header_for_name and move
3309	to known-headers.cc.
3310	(class suggest_missing_header): Move to known-header.h.
3311	(lookup_name_fuzzy): Call get_c_stdlib_header_for_name rather
3312	than get_c_name_hint.
3313
33142017-11-20  David Malcolm  <dmalcolm@redhat.com>
3315
3316	* c-decl.c (get_c_name_hint): New function.
3317	(class suggest_missing_header): New class.
3318	(lookup_name_fuzzy): Call get_c_name_hint and use it to
3319	suggest missing headers to the user.
3320
33212017-11-20  David Malcolm  <dmalcolm@redhat.com>
3322
3323	* c-decl.c: Define INCLUDE_UNIQUE_PTR before including system.h.
3324	Include "c-family/name-hint.h"
3325	(implicit_decl_warning): Convert "hint" from
3326	const char * to name_hint.  Pass location to
3327	lookup_name_fuzzy.  Suppress any deferred diagnostic if the
3328	warning was not printed.
3329	(undeclared_variable): Likewise for "guessed_id".
3330	(lookup_name_fuzzy): Convert return type from const char *
3331	to name_hint.  Add location_t param.
3332	* c-parser.c: Define INCLUDE_UNIQUE_PTR before including system.h.
3333	Include "c-family/name-hint.h"
3334	(c_parser_declaration_or_fndef): Convert "hint" from
3335	const char * to name_hint.  Pass location to lookup_name_fuzzy.
3336	(c_parser_parameter_declaration): Likewise.
3337
33382017-11-19  Jakub Jelinek  <jakub@redhat.com>
3339
3340	PR c/66618
3341	PR c/69960
3342	* c-parser.c (c_parser_omp_atomic): Pass true as LVAL to c_fully_fold
3343	where needed.
3344	* c-typeck.c (build_unary_op, build_modify_expr, build_asm_expr,
3345	handle_omp_array_sections): Likewise.
3346	(digest_init): Don't call decl_constant_value_for_optimization.
3347	* c-tree.h (decl_constant_value_for_optimization): Removed.
3348	* c-fold.c (c_fold_array_ref): New function.
3349	(c_fully_fold_internal): Add LVAL argument, propagate it through
3350	recursive calls.  For VAR_P call decl_constant_value and
3351	unshare if not LVAL and either optimizing or IN_INIT.  Remove
3352	decl_constant_value_for_optimization calls.  If IN_INIT and not LVAL,
3353	fold ARRAY_REF with STRING_CST and INTEGER_CST operands.
3354	(c_fully_fold): Add LVAL argument, pass it through to
3355	c_fully_fold_internal.
3356	(decl_constant_value_for_optimization): Removed.
3357
33582017-11-15  Joseph Myers  <joseph@codesourcery.com>
3359
3360	PR c/81156
3361	* c-parser.c (check_tgmath_function): New function.
3362	(enum tgmath_parm_kind): New enum.
3363	(c_parser_postfix_expression): Handle __builtin_tgmath.
3364
33652017-10-31  David Malcolm  <dmalcolm@redhat.com>
3366
3367	* c-decl.c (implicit_decl_warning): Update for renaming of
3368	pedwarn_at_rich_loc and warning_at_rich_loc.
3369	(implicitly_declare): Likewise for renaming of inform_at_rich_loc.
3370	(undeclared_variable): Likewise for renaming of error_at_rich_loc.
3371	* c-parser.c (c_parser_declaration_or_fndef): Likewise.
3372	(c_parser_struct_or_union_specifier): Likewise for renaming of
3373	pedwarn_at_rich_loc.
3374	(c_parser_parameter_declaration): Likewise for renaming of
3375	error_at_rich_loc.
3376	* c-typeck.c (build_component_ref): Likewise.
3377	(build_unary_op): Likewise for renaming of inform_at_rich_loc.
3378	(pop_init_level): Likewise for renaming of warning_at_rich_loc.
3379	(set_init_label): Likewise for renaming of error_at_rich_loc.
3380
33812017-10-30  Richard Biener  <rguenther@suse.de>
3382
3383	* gimple-parser.c (c_parser_gimple_statement): Parse conditional
3384	stmts.
3385
33862017-10-27  Michael Meissner  <meissner@linux.vnet.ibm.com>
3387
3388	* c-decl.c (header_for_builtin_fn): Add support for copysign, fma,
3389	fmax, fmin, and sqrt _Float<N> and _Float<N>X variants.
3390
33912017-10-25  David Malcolm  <dmalcolm@redhat.com>
3392
3393	PR c/7356
3394	* c-parser.c (c_parser_declaration_or_fndef): Detect missing
3395	semicolons.
3396
33972017-10-25  Jakub Jelinek  <jakub@redhat.com>
3398
3399	PR libstdc++/81706
3400	* c-decl.c (merge_decls): Copy "omp declare simd" attributes from
3401	newdecl to corresponding __builtin_ if any.
3402
34032017-10-24  Paolo Carlini  <paolo.carlini@oracle.com>
3404
3405	PR c++/82466
3406	* c-decl.c (diagnose_mismatched_decls): Use
3407	OPT_Wbuiltin_declaration_mismatch.
3408
34092017-10-12  David Malcolm  <dmalcolm@redhat.com>
3410
3411	* c-parser.c (c_parser_require): Add "type_is_unique" param and
3412	use it to guard calls to maybe_suggest_missing_token_insertion.
3413	(c_parser_parms_list_declarator): Override default value of new
3414	"type_is_unique" param to c_parser_require.
3415	(c_parser_asm_statement): Likewise.
3416	* c-parser.h (c_parser_require): Add "type_is_unique" param,
3417	defaulting to true.
3418
34192017-10-11  Nathan Sidwell  <nathan@acm.org>
3420
3421	* c-decl.c (grokdeclarator): Check HAS_DECL_ASSEMBLER_NAME_P too.
3422
34232017-10-10  Richard Sandiford  <richard.sandiford@linaro.org>
3424
3425	* c-parser.c (c_parser_cilk_clause_vectorlength): Use wi::to_wide when
3426	operating on trees as wide_ints.
3427	* c-typeck.c (build_c_cast, c_finish_omp_clauses): Likewise.
3428	(c_tree_equal): Likewise.
3429
34302017-10-04  David Malcolm  <dmalcolm@redhat.com>
3431
3432	* c-decl.c (push_parm_decl): Store c_parm's location into the
3433	PARAM_DECL.
3434	(build_c_parm): Add "loc" param and store it within the c_parm.
3435	* c-parser.c (struct c_parser): Add "last_token_location" field.
3436	(c_parser_consume_token): Store location of the token into the
3437	new field.
3438	(c_parser_declaration_or_fndef): Store params into DECL_ARGUMENTS
3439	when handling a FUNCTION_DECL, if it doesn't already have them.
3440	(c_parser_parameter_declaration): Generate a location for the
3441	parameter, and pass it to the call to build_c_parm.
3442	* c-tree.h (struct c_parm): Add field "loc".
3443	(build_c_parm): Add location_t param.
3444	* c-typeck.c (get_fndecl_argument_location): New function.
3445	(inform_for_arg): New function.
3446	(convert_for_assignment): Use inform_for_arg when dealing with
3447	ic_argpass.
3448
34492017-09-29  Jakub Jelinek  <jakub@redhat.com>
3450
3451	* c-decl.c (grokfield): Use SET_DECL_C_BIT_FIELD here if
3452	width is non-NULL.
3453	(finish_struct): Test DECL_C_BIT_FIELD instead of DECL_INITIAL,
3454	don't SET_DECL_C_BIT_FIELD here.
3455
3456	PR c/82340
3457	* c-decl.c (build_compound_literal): Use c_apply_type_quals_to_decl
3458	instead of trying to set just TREE_READONLY manually.
3459
34602017-09-16  Tom de Vries  <tom@codesourcery.com>
3461
3462	PR c/81875
3463	* c-parser.c (c_parser_omp_for_loop): Fold only operands of cond, not
3464	cond itself.
3465
34662017-09-15  Joseph Myers  <joseph@codesourcery.com>
3467
3468	PR c/82071
3469	* c-typeck.c (ep_convert_and_check): Just call convert_and_check
3470	for C11.
3471	(build_conditional_expr): For C11, generate result with excess
3472	precision when one argument is an integer and the other is of a
3473	type using excess precision.
3474
34752017-09-15  Bernd Edlinger  <bernd.edlinger@hotmail.de>
3476
3477	* c-typeck.c (build_c_cast): Implement -Wcast-align=strict.
3478
34792017-09-13  Marek Polacek  <polacek@redhat.com>
3480
3481	PR c/82167
3482	* c-typeck.c (c_expr_sizeof_expr): Use the type of expr.value rather
3483	than expr.original_type.
3484
34852017-09-12  Nathan Sidwell  <nathan@acm.org>
3486
3487	* c-decl.c (field_decl_cmp, resort_data, resort_field_decl_cmp,
3488	resort_sorted_fields): Moved from c-family/c-common.c.
3489	* c-lang.h (struct sorted_fields_type): Moved from c-family/c-common.h.
3490
34912017-09-01  Joseph Myers  <joseph@codesourcery.com>
3492
3493	PR c/82071
3494	* c-typeck.c (build_atomic_assign): Handle argument with excess
3495	precision.  Ensure any EXCESS_PRECISION_EXPR is present in
3496	argument passed to build_binary_op and convert_for_assignment but
3497	not for call to c_fully_fold.
3498	(build_modify_expr): Do not remove EXCESS_PRECISION_EXPR early.
3499	Ensure build_binary_op is called with argument with original
3500	semantic type.  Avoid calling c_fully_fold with an
3501	EXCESS_PRECISION_EXPR from build_binary_op.
3502
35032017-09-01  Jakub Jelinek  <jakub@redhat.com>
3504
3505	PR c/81887
3506	* c-parser.c (c_parser_omp_ordered): Handle -fopenmp-simd.
3507
35082017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
3509	    Alan Hayward  <alan.hayward@arm.com>
3510	    David Sherwood  <david.sherwood@arm.com>
3511
3512	* c-typeck.c (build_binary_op): Use SCALAR_TYPE_MODE.
3513	(c_common_type): Likewise.  Use as_a <scalar_mode> when setting
3514	m1 and m2 to the signed equivalent of a fixed-point
3515	SCALAR_TYPE_MODE.
3516
35172017-08-24  David Malcolm  <dmalcolm@redhat.com>
3518
3519	* c-tree.h (c_expr::get_location) Use EXPR_HAS_LOCATION rather
3520	than CAN_HAVE_LOCATION_P when determining whether to use the
3521	location_t value within "value".
3522
35232017-08-21  David Malcolm  <dmalcolm@redhat.com>
3524
3525	* c-parser.c (c_parser_expr_list): Use c_expr::get_location ()
3526	rather than peeking the location of the first token.
3527	* c-tree.h (c_expr::get_location): New method.
3528
35292017-08-21  David Malcolm  <dmalcolm@redhat.com>
3530
3531	* c-typeck.c (build_function_call_vec): Pass arg_loc to call
3532	to check_function_arguments.
3533
35342017-08-18  Marek Polacek  <polacek@redhat.com>
3535
3536	* c-parser.c (c_parser_postfix_expression): Remove unused code.  Update
3537	commentary.
3538
35392017-08-18  H.J. Lu  <hongjiu.lu@intel.com>
3540
3541	PR c/53037
3542	* c-decl.c (merge_decls): Also merge DECL_WARN_IF_NOT_ALIGN.
3543	(check_bitfield_type_and_width): Don't allow bit-field with
3544	warn_if_not_aligned type.
3545
35462017-08-14  Martin Sebor  <msebor@redhat.com>
3547
3548	PR c/81117
3549	* c-objc-common.c (c_objc_common_init): Handle 'G'.
3550
35512017-08-11  Marek Polacek  <polacek@redhat.com>
3552
3553	PR c/81795
3554	* c-decl.c (pushtag): Only print inform if the warning was printed.
3555	(grokdeclarator): Likewise.
3556
35572017-08-10  David Malcolm  <dmalcolm@redhat.com>
3558
3559	* c-parser.c (c_parser_error): Rename to...
3560	(c_parser_error_richloc): ...this, making static, and adding
3561	"richloc" parameter, passing it to the c_parse_error call,
3562	rather than calling c_parser_set_source_position_from_token.
3563	(c_parser_error): Reintroduce, reimplementing in terms of the
3564	above, converting return type from void to bool.
3565	(class token_pair): New class.
3566	(struct matching_paren_traits): New struct.
3567	(matching_parens): New typedef.
3568	(struct matching_brace_traits): New struct.
3569	(matching_braces): New typedef.
3570	(get_matching_symbol): New function.
3571	(c_parser_require): Add param MATCHING_LOCATION, using it to
3572	highlight matching "opening" tokens for missing "closing" tokens.
3573	(c_parser_skip_until_found): Likewise.
3574	(c_parser_static_assert_declaration_no_semi): Convert explicit
3575	parsing of CPP_OPEN_PAREN and CPP_CLOSE_PAREN to use of
3576	class matching_parens, so that the pertinent open parenthesis is
3577	highlighted when there are problems locating the close
3578	parenthesis.
3579	(c_parser_struct_or_union_specifier): Likewise.
3580	(c_parser_typeof_specifier): Likewise.
3581	(c_parser_alignas_specifier): Likewise.
3582	(c_parser_simple_asm_expr): Likewise.
3583	(c_parser_braced_init): Likewise, for matching_braces.
3584	(c_parser_paren_condition): Likewise, for matching_parens.
3585	(c_parser_switch_statement): Likewise.
3586	(c_parser_for_statement): Likewise.
3587	(c_parser_asm_statement): Likewise.
3588	(c_parser_asm_operands): Likewise.
3589	(c_parser_cast_expression): Likewise.
3590	(c_parser_sizeof_expression): Likewise.
3591	(c_parser_alignof_expression): Likewise.
3592	(c_parser_generic_selection): Likewise.
3593	(c_parser_postfix_expression): Likewise for cases RID_VA_ARG,
3594	RID_OFFSETOF, RID_TYPES_COMPATIBLE_P, RID_AT_SELECTOR,
3595	RID_AT_PROTOCOL, RID_AT_ENCODE, reindenting as necessary.
3596	In case CPP_OPEN_PAREN, pass loc_open_paren to the
3597	c_parser_skip_until_found call.
3598	(c_parser_objc_class_definition): Use class matching_parens as
3599	above.
3600	(c_parser_objc_method_decl): Likewise.
3601	(c_parser_objc_try_catch_finally_statement): Likewise.
3602	(c_parser_objc_synchronized_statement): Likewise.
3603	(c_parser_objc_at_property_declaration): Likewise.
3604	(c_parser_oacc_wait_list): Likewise.
3605	(c_parser_omp_var_list_parens): Likewise.
3606	(c_parser_omp_clause_collapse): Likewise.
3607	(c_parser_omp_clause_default): Likewise.
3608	(c_parser_omp_clause_if): Likewise.
3609	(c_parser_omp_clause_num_threads): Likewise.
3610	(c_parser_omp_clause_num_tasks): Likewise.
3611	(c_parser_omp_clause_grainsize): Likewise.
3612	(c_parser_omp_clause_priority): Likewise.
3613	(c_parser_omp_clause_hint): Likewise.
3614	(c_parser_omp_clause_defaultmap): Likewise.
3615	(c_parser_oacc_single_int_clause): Likewise.
3616	(c_parser_omp_clause_ordered): Likewise.
3617	(c_parser_omp_clause_reduction): Likewise.
3618	(c_parser_omp_clause_schedule): Likewise.
3619	(c_parser_omp_clause_num_teams): Likewise.
3620	(c_parser_omp_clause_thread_limit): Likewise.
3621	(c_parser_omp_clause_aligned): Likewise.
3622	(c_parser_omp_clause_linear): Likewise.
3623	(c_parser_omp_clause_safelen): Likewise.
3624	(c_parser_omp_clause_simdlen): Likewise.
3625	(c_parser_omp_clause_depend): Likewise.
3626	(c_parser_omp_clause_map): Likewise.
3627	(c_parser_omp_clause_device): Likewise.
3628	(c_parser_omp_clause_dist_schedule): Likewise.
3629	(c_parser_omp_clause_proc_bind): Likewise.
3630	(c_parser_omp_clause_uniform): Likewise.
3631	(c_parser_omp_for_loop): Likewise.
3632	(c_parser_cilk_clause_vectorlength): Likewise.
3633	(c_parser_cilk_clause_linear): Likewise.
3634	(c_parser_transaction_expression): Likewise.
3635	* c-parser.h (c_parser_require): Add param matching_location with
3636	default UNKNOWN_LOCATION.
3637	(c_parser_error): Convert return type from void to bool.
3638	(c_parser_skip_until_found): Add param matching_location with
3639	default UNKNOWN_LOCATION.
3640
36412017-08-09  Marek Polacek  <polacek@redhat.com>
3642
3643	* c-decl.c (build_enumerator): Use true/false instead of 1/0.
3644	* c-tree.h (build_external_ref): Update declaration.
3645	* c-typeck.c (build_array_ref): Use true/false instead of 1/0.
3646	(build_external_ref): Change the type of a parameter to bool.
3647	(parser_build_binary_op): Use true/false instead of 1/0.
3648	(pointer_diff): Likewise.
3649	(build_modify_expr): Likewise.
3650	(set_designator): Change the type of a parameter to bool.
3651	(set_init_index): Use true/false instead of 1/0.
3652	(set_init_label): Likewise.
3653	(output_init_element): Change the type of a parameter to bool.
3654	(output_pending_init_elements): Use true/false instead of 1/0.
3655	(process_init_element): Likewise.
3656	(build_binary_op): Change the type of a parameter to bool.
3657
36582017-08-09  Marek Polacek  <polacek@redhat.com>
3659
3660	PR c/81233
3661	* c-typeck.c (pedwarn_init): Make the function take a variable list.
3662	Call emit_diagnostic_valist instead of pedwarn.
3663	(convert_for_assignment): Unroll the PEDWARN_FOR_ASSIGNMENT macro.
3664	Print the relevant types in diagnostics.
3665
36662017-08-09  Marek Polacek  <polacek@redhat.com>
3667
3668	PR c/81417
3669	* c-array-notation.c (fix_builtin_array_notation_fn): Update calls to
3670	build_conditional_expr.
3671	* c-parser.c (c_parser_conditional_expression): Create locations for
3672	EXP1 and EXP2 from their source ranges.  Pass the locations down to
3673	build_conditional_expr.
3674	* c-tree.h (build_conditional_expr): Update declaration.
3675	* c-typeck.c (build_conditional_expr): Add location_t parameters.
3676	For -Wsign-compare, also print the types.
3677
36782017-08-08  Martin Liska  <mliska@suse.cz>
3679
3680	* c-convert.c: Include header files.
3681	* c-typeck.c: Likewise.
3682
36832017-08-07  Martin Liska  <mliska@suse.cz>
3684
3685	* c-parser.c (c_parser_attributes): Canonicalize name of an
3686	attribute.
3687
36882017-08-02  Marek Polacek  <polacek@redhat.com>
3689
3690	PR c/81289
3691	* c-parser.c (c_parser_unary_expression): Use set_error.
3692
3693	PR c/81448
3694	PR c/81306
3695	* c-warn.c (warn_for_multistatement_macros): Prevent bogus
3696	warnings.  Avoid walking MACRO_MAP_LOCATIONS.
3697
36982017-07-31  Jan Hubicka  <hubicka@ucw.cz>
3699	    Martin Liska  <mliska@suse.cz>
3700
3701	* c-typeck.c (c_finish_goto_label): Build gimple predict
3702	statement.
3703
37042017-07-31  Martin Liska  <mliska@suse.cz>
3705
3706	PR sanitize/81530
3707	* c-convert.c (convert): Guard condition with flag_sanitize_p
3708	also with current_function_decl non-null equality.
3709	* c-decl.c (grokdeclarator): Likewise.
3710	* c-typeck.c (build_binary_op): Likewise.
3711
37122017-07-25  Marek Polacek  <polacek@redhat.com>
3713
3714	* c-decl.c (grokfield): Remove local variable.
3715
37162017-07-25  Marek Polacek  <polacek@redhat.com>
3717
3718	PR c/81364
3719	* c-parser.c (c_parser_else_body): Don't warn about multistatement
3720	macro expansion if the body is in { }.
3721	(c_parser_while_statement): Likewise.
3722	(c_parser_for_statement): Likewise.
3723
37242017-07-18  Nathan Sidwell  <nathan@acm.org>
3725
3726	* c-parser.c (c_parser_array_notation): Use TYPE_{MIN,MAX}_VALUE.
3727
37282017-07-14  David Malcolm  <dmalcolm@redhat.com>
3729
3730	* c-decl.c (implicitly_declare): When suggesting a missing
3731	#include, provide a fix-it hint.
3732
37332017-07-06  David Malcolm  <dmalcolm@redhat.com>
3734
3735	* c-lang.c (selftest::run_c_tests): Move body to c_family_tests,
3736	and call that instead.
3737	* c-tree.h (selftest::run_c_tests): New decl.
3738
37392017-06-26  Marek Polacek  <polacek@redhat.com>
3740
3741	PR c/80116
3742	* c-parser.c (c_parser_if_body): Set the location of the
3743	body of the conditional after parsing all the labels.  Call
3744	warn_for_multistatement_macros.
3745	(c_parser_else_body): Likewise.
3746	(c_parser_switch_statement): Likewise.
3747	(c_parser_while_statement): Likewise.
3748	(c_parser_for_statement): Likewise.
3749	(c_parser_statement): Add a default argument.  Save the location
3750	after labels have been parsed.
3751	(c_parser_c99_block_statement): Likewise.
3752
37532017-06-19  Richard Biener  <rguenther@suse.de>
3754
3755	* gimple-parser.c (c_parser_gimple_postfix_expression): Handle
3756	negated _Literals to parse _Literal (int) -1.
3757
37582017-06-13  Martin Liska  <mliska@suse.cz>
3759
3760	PR sanitize/78204
3761	* c-convert.c (convert): Use sanitize_flags_p.
3762	* c-decl.c (grokdeclarator): Likewise.
3763	* c-typeck.c (convert_for_assignment): Likewise.
3764	(c_finish_return): Likewise.
3765	(build_binary_op): Likewise.
3766
37672017-06-08  Jakub Jelinek  <jakub@redhat.com>
3768
3769	PR c/81006
3770	* c-typeck.c (handle_omp_array_sections_1): Convert TYPE_MAX_VALUE
3771	to sizetype before size_binop.
3772
37732017-06-07  Jakub Jelinek  <jakub@redhat.com>
3774
3775	* gimple-parser.c (c_parser_parse_gimple_body): Use TDI_gimple instead
3776	of TDI_generic.
3777
37782017-06-06  Marek Polacek  <polacek@redhat.com>
3779
3780	PR c/79983
3781	* c-decl.c (start_struct): Use the location of TYPE_STUB_DECL of
3782	ref.
3783	(start_enum): Use the location of TYPE_STUB_DECL of enumtype.
3784
37852017-06-02  Bernd Edlinger  <bernd.edlinger@hotmail.de>
3786
3787	* c-parser.c (c_parser_binary_expression): Implement the
3788	-Wsizeof_pointer_div warning.
3789	(c_parser_postfix_expression): Allow SIZEOF_EXPR as expr.original_code
3790	from a parenthesized expression.
3791	(c_parser_expr_list): Use c_last_sizeof_loc.
3792	* c-tree.h (c_last_sizeof_loc): New external.
3793	* c-typeck.c (c_last_sizeof_loc): New variable.
3794	(c_expr_sizeof_expr, c_expr_sizeof_type): Assign c_last_sizeof_loc.
3795
37962017-05-31  Mikhail Maltsev  <maltsevm@gmail.com>
3797
3798	PR testsuite/80580
3799	* gimple-parser.c (c_parser_gimple_if_stmt): Check for empty labels.
3800
38012017-05-30  David Malcolm  <dmalcolm@redhat.com>
3802
3803	* c-objc-common.c (c_tree_printer): Gain bool and const char **
3804	parameters.
3805
38062017-05-24  Martin Sebor  <msebor@redhat.com>
3807
3808	PR c/80731
3809	* c-fold.c (c_fully_fold_internal): Adjust.
3810	* c-typeck.c (parser_build_unary_op): Adjust.
3811
38122017-05-23  Thomas Schwinge  <thomas@codesourcery.com>
3813
3814	* c-parser.c (OACC_KERNELS_CLAUSE_MASK): Add
3815	"PRAGMA_OACC_CLAUSE_NUM_GANGS", "PRAGMA_OACC_CLAUSE_NUM_WORKERS",
3816	"VECTOR_LENGTH".
3817
38182017-05-23  Marek Polacek  <polacek@redhat.com>
3819
3820	* c-parser.c (c_parser_compound_statement_nostart): Remove redundant
3821	quotes.
3822
38232017-05-22  Jakub Jelinek  <jakub@redhat.com>
3824
3825	* c-fold.c (c_fully_fold_internal): Save the c_fully_fold_internal
3826	result for SAVE_EXPR operand and set SAVE_EXPR_FOLDED_P even if
3827	it returned invariant.  Call tree_invariant_p unconditionally
3828	afterwards to decide whether to return expr or op0.
3829
38302017-05-22  Nathan Sidwell  <nathan@acm.org>
3831
3832	* c-decl.c (c_parse_final_cleanups): Drop TDI_tu handling.
3833
38342017-05-19  Thomas Schwinge  <thomas@codesourcery.com>
3835
3836	* c-parser.c (c_parser_omp_clause_default): Handle
3837	"OMP_CLAUSE_DEFAULT_PRESENT".
3838
38392017-05-18  Bernd Edlinger  <bernd.edlinger@hotmail.de>
3840
3841	* config-lang.in (gtfiles): Add c-family/c-format.c.
3842
38432017-05-18  Nathan Sidwell  <nathan@acm.org>
3844
3845	* c-decl.c (pushdecl_top_level): Delete unused function.
3846
38472017-05-18  Marek Polacek  <polacek@redhat.com>
3848
3849	* c-decl.c (match_builtin_function_types): Use NULL_TREE instead of 0.
3850	(check_earlier_gotos): Likewise.
3851	(define_label): Likewise.
3852	(pending_xref_error): Likewise.
3853	(smallest_type_quals_location): Likewise.
3854	(grokdeclarator): Likewise.
3855	(grokparms): Likewise.
3856	(identifier_global_value): Likewise.
3857	* c-typeck.c (set_nonincremental_init_from_string): Likewise.
3858	(find_init_member): Likewise.
3859
38602017-05-18  Marek Polacek  <polacek@redhat.com>
3861
3862	* c-decl.c (start_decl): Use false/true instead of 0/1.
3863	(grokdeclarator): Likewise.
3864	(finish_struct): Likewise.
3865	(start_function): Change the return type to bool.  Use false/true
3866	instead of 0/1.
3867	(declspecs_add_qual): Use UNKNOWN_LOCATION instead of 0.
3868	* c-tree.h (start_function): Update.
3869	* c-typeck.c (same_translation_unit_p): Change the return type to bool.
3870	(set_designator): Change the return type to bool.  Use false/true
3871	instead of 0/1.
3872
38732017-05-17  Marek Polacek  <polacek@redhat.com>
3874
3875	* c-decl.c: Use NULL_TREE instead of 0 where appropriate.
3876	* c-typeck.c: Likewise.
3877
38782017-05-17  Marek Polacek  <polacek@redhat.com>
3879
3880	PR sanitizer/80659
3881	* c-decl.c (build_compound_literal): Set DECL_ARTIFICIAL and
3882	DECL_IGNORED_P even for non-static compound literals.
3883
38842017-05-17  Martin Liska  <mliska@suse.cz>
3885
3886	* c-decl.c (c_parse_final_cleanups): Introduce dump_flags_t type and
3887	use it instead of int type.
3888
38892017-05-17  Marek Polacek  <polacek@redhat.com>
3890
3891	* c-convert.c (convert): Replace c_save_expr with save_expr.  Don't
3892	call c_fully_fold.
3893	(convert) <case COMPLEX_TYPE>: Remove special handling of COMPLEX_TYPEs.
3894	* c-decl.c (grokdeclarator): Replace c_save_expr with save_expr.
3895	* c-fold.c (c_fully_fold_internal): Handle SAVE_EXPR.
3896	* c-parser.c (c_parser_declaration_or_fndef): Replace c_save_expr with
3897	save_expr.
3898	(c_parser_conditional_expression): Likewise.
3899	* c-tree.h (SAVE_EXPR_FOLDED_P): Define.
3900	* c-typeck.c (build_modify_expr): Replace c_save_expr with save_expr.
3901	(process_init_element): Likewise.
3902	(build_binary_op): Likewise.
3903	(handle_omp_array_sections_1): Likewise.
3904
39052017-05-12  Thomas Schwinge  <thomas@codesourcery.com>
3906
3907	* c-parser.c (c_parser_omp_clause_num_gangs)
3908	(c_parser_omp_clause_num_workers)
3909	(c_parser_omp_clause_vector_length): Merge functions into...
3910	(c_parser_oacc_single_int_clause): ... this new function.  Adjust
3911	all users.
3912
39132017-05-11  Nathan Sidwell  <nathan@acm.org>
3914
3915	* gimple-parser.c: Don't #include tree-dump.h.
3916
39172017-05-11  Mikhail Maltsev  <maltsevm@gmail.com>
3918
3919	PR testsuite/80580
3920	* gimple-parser.c (c_parser_parse_ssa_name): Validate SSA name base.
3921
39222017-05-11  Mikhail Maltsev  <maltsevm@gmail.com>
3923
3924	PR testsuite/80580
3925	* gimple-parser.c (c_parser_gimple_postfix_expression): Handle
3926	incorrect __MEM syntax.
3927
39282017-05-11  Mikhail Maltsev  <maltsevm@gmail.com>
3929
3930	PR testsuite/80580
3931	* gimple-parser.c (c_parser_gimple_unary_expression): Check argument
3932	type of unary '*'.
3933
39342017-05-09  Nathan Sidwell  <nathan@acm.org>
3935
3936	* c-tree.h (pushdecl): Declare.
3937
39382017-05-05  David Malcolm  <dmalcolm@redhat.com>
3939
3940	* c-decl.c (warn_defaults_to): Replace report_diagnostic
3941	with diagnostic_report_diagnostic.
3942	* c-errors.c (pedwarn_c99): Likewise.
3943	(pedwarn_c90): Likewise.
3944
39452017-05-01  Xi Ruoyao  <ryxi@stu.xidian.edu.cn>
3946
3947	PR c++/80038
3948	* c-gimplify.c (c_gimplify_expr): Remove calls to
3949	cilk_gimplifY_call_params_in_spawned_fn.
3950
39512017-04-25  David Malcolm  <dmalcolm@redhat.com>
3952
3953	* c-parser.c (c_parser_struct_or_union_specifier): Add fix-it
3954	hint for removing extra semicolon.
3955
39562017-04-21  Jakub Jelinek  <jakub@redhat.com>
3957
3958	PR c/80468
3959	* c-decl.c (finish_declspecs) <case cts_int_n>: If int_n_idx is not
3960	enabled, set specs->type to integer_type_node.
3961
39622017-04-03  Jonathan Wakely  <jwakely@redhat.com>
3963
3964	* c-array-notation.c: Fix typo in comment.
3965
39662017-03-29  Marek Polacek  <polacek@redhat.com>
3967
3968	PR c/79730
3969	* c-decl.c (finish_decl): Check VAR_P.
3970
39712017-03-27  Jakub Jelinek  <jakub@redhat.com>
3972
3973	PR middle-end/80162
3974	* c-tree.h (c_mark_addressable): Add array_ref_p argument.
3975	* c-typeck.c (c_mark_addressable): Likewise.  Look through
3976	VIEW_CONVERT_EXPR unless array_ref_p and VCE is from VECTOR_TYPE
3977	to ARRAY_TYPE.
3978	(build_array_ref): Pass true as array_ref_p to c_mark_addressable.
3979
39802017-03-23  Marek Polacek  <polacek@redhat.com>
3981
3982	* c-tree.h: Remove a C_RID_YYCODE reference.
3983
39842017-03-21  Jakub Jelinek  <jakub@redhat.com>
3985
3986	PR c/80097
3987	* c-typeck.c (build_binary_op): Add EXCESS_PRECISION_EXPR only around
3988	optional COMPOUND_EXPR with ubsan instrumentation.
3989
39902017-03-17  Marek Polacek  <polacek@redhat.com>
3991
3992	* c-parser.c: Add C11 references.
3993
39942017-03-15  Marek Polacek  <polacek@redhat.com>
3995
3996	* c-parser.c (c_parser_enum_specifier): Remove redundant line.
3997
39982017-03-11  Marek Polacek  <polacek@redhat.com>
3999
4000	* c-decl.c (implicit_decl_warning): Add a comment.  Fix formatting.
4001
40022017-03-10  David Malcolm  <dmalcolm@redhat.com>
4003
4004	PR translation/79848
4005	* c-decl.c (declspecs_add_type): Simplify uses of "%<%s%>" to
4006	"%qs".
4007	* c-parser.c (c_parser_oacc_shape_clause): Likewise.
4008
40092017-03-09  Marek Polacek  <polacek@redhat.com>
4010
4011	PR sanitizer/79757
4012	* c-parser.c (c_parser_declaration_or_fndef): Don't sanitize old-style
4013	parameter declarations with initializers.
4014
40152017-03-09  Jakub Jelinek  <jakub@redhat.com>
4016
4017	PR c/79969
4018	* c-decl.c (start_enum): Adjust DECL_SOURCE_LOCATION of
4019	TYPE_STUB_DECL.
4020
40212017-03-07  Jakub Jelinek  <jakub@redhat.com>
4022
4023	PR c/79834
4024	* c-parser.c (c_parser_pragma): Use error_at instead of c_parser_error
4025	for "may only be used in compound statements" diagnostics, change it
4026	such that the same translatable string is used for all pragmas.  For
4027	PRAGMA_OACC_WAIT use "acc wait" rather than "acc enter data" in the
4028	diagnostics.
4029	(c_parser_omp_cancellation_point, c_parser_omp_target_update,
4030	c_parser_omp_target_enter_data, c_parser_omp_target_exit_data): Change
4031	"may only be used in compound statements" diagnostics, such that the
4032	same translatable string is used for all pragmas.
4033
40342017-03-04  Marek Polacek  <polacek@redhat.com>
4035
4036	PR c/79847
4037	* c-decl.c (implicit_decl_warning): Add missing space.
4038
40392017-03-03  Marek Polacek  <polacek@redhat.com>
4040
4041	PR c/79758
4042	* c-decl.c (store_parm_decls_oldstyle): Check if the element of
4043	current_function_prototype_arg_types is error_mark_node.  Fix
4044	formatting.  Use TREE_VALUE instead of TREE_TYPE.
4045
40462017-03-03  Jakub Jelinek  <jakub@redhat.com>
4047
4048	PR c/79837
4049	* c-parser.c (c_parser_omp_clause_reduction): Don't mention
4050	%<min%> or %<max%> in the diagnostics, instead mention identifier.
4051	(c_parser_omp_declare_reduction): Don't mention %<min%> in the
4052	diagnostics.
4053
4054	PR c/79836
4055	* c-parser.c (c_parser_generic_selection): Use %<_Generic%>
4056	instead of %<_Generic>.
4057	(c_parser_omp_ordered): Use %<depend%> instead of %<depend>.
4058	(c_parser_omp_target_exit_data): Use %<release%> instead of
4059	%<release>.
4060
40612017-02-28  Jakub Jelinek  <jakub@redhat.com>
4062
4063	* c-parser.c (c_parser_asm_statement): Use cond ? G_("...") : G_("...")
4064	instead of just cond ? "..." : "...".
4065	(c_parser_oacc_enter_exit_data): Use %s and ternary operator only
4066	for "enter"/"exit" keyword.
4067	(c_finish_oacc_routine): Don't use %s to supply portions of the
4068	message.
4069
40702017-02-24  Jakub Jelinek  <jakub@redhat.com>
4071
4072	PR c++/79588
4073	* c-parser.c (c_parser_postfix_expression_after_primary): Don't
4074	handle -Wrestrict here.
4075	* c-typeck.c (build_function_call_vec): Adjust
4076	check_function_arguments caller.
4077
40782017-02-23  Richard Biener  <rguenther@suse.de>
4079
4080	PR c/79684
4081	* gimple-parser.c (c_parser_gimple_statement): Use set_error
4082	to initialize c_exprs to return.
4083	(c_parser_gimple_binary_expression): Likewise.
4084	(c_parser_gimple_unary_expression): Likewise.
4085	(c_parser_gimple_postfix_expression): Likewise.
4086
40872017-02-22  Marek Polacek  <polacek@redhat.com>
4088
4089	PR c/79662
4090	* c-typeck.c (convert_arguments): Handle error_mark_node.
4091
40922017-02-19  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
4093
4094	* gimple-parser.c (c_parser_gimple_postfix_expression): Check return
4095	value of c_parser_parse_ssa_name against error_mark_node and emit
4096	error if ssa name is anonymous and written as default definition.
4097
40982017-02-19  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
4099
4100	* gimple-parser.c (c_parser_gimple_postfix_expression): Handle
4101	FMA_EXPR.
4102
41032017-02-16  Jakub Jelinek  <jakub@redhat.com>
4104
4105	PR c++/79512
4106	* c-parser.c (c_parser_omp_target): For -fopenmp-simd
4107	ignore #pragma omp target even when not followed by identifier.
4108
41092017-02-14  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
4110
4111	* gimpler-parser.c (c_parser_gimple_statement): Handle ABS_EXPR.
4112	(c_parser_gimple_unary_expression): Likewise.
4113
41142017-02-13  Jakub Jelinek  <jakub@redhat.com>
4115
4116	* c-parser.c (c_parser_oacc_declare): Add missing space in
4117	diagnostics.
4118
41192017-02-13  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
4120
4121	PR c/79478
4122	* gimple-parser.c (c_parser_gimple_postfix_expression): Call
4123	set_c_expr_source_range when parsing ssa-name.
4124
41252017-02-10  Prasad Ghangal  <prasad.ghangal@gmail.com>
4126	    Richard Biener  <rguenther@suse.de>
4127
4128	* gimple-parser.c (c_parser_gimple_binary_expression): Avoid
4129	building IL when arguments are error_mark_node.
4130	(c_parser_gimple_unary_expression): Likewise.
4131	(c_parser_gimple_if_stmt): Likewise.
4132	(c_parser_gimple_switch_stmt): Likewise.
4133	(c_parser_gimple_return_stmt): Likewise.
4134	(c_parser_parse_ssa_name): When name lookup fails do not build
4135	an SSA name.  Use undeclared rather than not declared in error
4136	reporting.
4137
41382017-02-09  Marek Polacek  <polacek@redhat.com>
4139
4140	PR c/79428
4141	* c-parser.c (c_parser_omp_ordered): Call c_parser_skip_to_pragma_eol
4142	instead of c_parser_skip_until_found.
4143
41442017-02-09  Jakub Jelinek  <jakub@redhat.com>
4145
4146	PR c/79431
4147	* c-parser.c (c_parser_omp_declare_target): Don't invoke
4148	symtab_node::get on automatic variables.
4149
41502016-02-09  Nathan Sidwell  <nathan@codesourcery.com>
4151	    Chung-Lin Tang  <cltang@codesourcery.com>
4152
4153	* c-parser.c (c_parser_omp_clause_collapse): Disallow tile.
4154	(c_parser_oacc_clause_tile): Disallow collapse. Fix parsing and
4155	semantic checking.
4156	* c-parser.c (c_parser_omp_for_loop): Accept tiling constructs.
4157
41582017-02-07  Richard Biener  <rguenther@suse.de>
4159
4160	* gimple-parser.c (c_parser_gimple_expr_list): Simplify.
4161	(c_parser_gimple_postfix_expression_after_primary):
4162	Do not use c_build_function_call_vec to avoid folding and promotion.
4163	Simplify.
4164
41652017-01-25  Maxim Ostapenko  <m.ostapenko@samsung.com>
4166
4167	PR lto/79061
4168	* c-decl.c (pop_scope): Pass main_input_filename to
4169	build_translation_unit_decl.
4170
41712017-01-24  David Malcolm  <dmalcolm@redhat.com>
4172
4173	* c-parser.c: Include "read-rtl-function.h" and
4174	"run-rtl-passes.h".
4175	(c_parser_declaration_or_fndef): Rename "gimple-pass-list" in
4176	grammar to gimple-or-rtl-pass-list.  Add rtl-function-definition
4177	production.  Update for renaming of field "gimple_pass" to
4178	"gimple_or_rtl_pass".  If __RTL was seen, call
4179	c_parser_parse_rtl_body.  Convert a timevar_push/pop pair
4180	to an auto_timevar, to cope with early exit.
4181	(c_parser_declspecs): Update RID_GIMPLE handling for renaming of
4182	field "gimple_pass" to "gimple_or_rtl_pass", and for renaming of
4183	c_parser_gimple_pass_list to c_parser_gimple_or_rtl_pass_list.
4184	Handle RID_RTL.
4185	(c_parser_parse_rtl_body): New function.
4186	* c-tree.h (enum c_declspec_word): Add cdw_rtl.
4187	(struct c_declspecs): Rename field "gimple_pass" to
4188	"gimple_or_rtl_pass".  Add field "rtl_p".
4189	* gimple-parser.c (c_parser_gimple_pass_list): Rename to...
4190	(c_parser_gimple_or_rtl_pass_list): ...this, updating accordingly.
4191	* gimple-parser.h (c_parser_gimple_pass_list): Rename to...
4192	(c_parser_gimple_or_rtl_pass_list): ...this.
4193
41942017-01-20  Marek Polacek  <polacek@redhat.com>
4195
4196	PR c/64279
4197	* c-typeck.c (build_conditional_expr): Warn about duplicated branches.
4198
41992017-01-13  Richard Biener  <rguenther@suse.de>
4200
4201	* gimple-parser.c (c_parser_gimple_compound_statement): Handle
4202	nops.
4203
42042017-01-13  Richard Biener  <rguenther@suse.de>
4205
4206	* gimple-parser.c (c_parser_gimple_postfix_expression): Parse
4207	_Literal ( type-name ) number.
4208
42092017-01-12  Richard Biener  <rguenther@suse.de>
4210
4211	* gimple-parser.c (c_parser_gimple_postfix_expression): Parse
4212	__MEM.
4213
42142017-01-11  Jakub Jelinek  <jakub@redhat.com>
4215
4216	PR c++/72813
4217	* c-decl.c (pop_file_scope): Set flag_syntax_only to 1 after writing
4218	PCH file.
4219
42202017-01-11  Richard Biener  <rguenther@suse.de>
4221
4222	PR bootstrap/79052
4223	* gimple-parser.c (c_parser_gimple_switch_stmt): Add missing
4224	returns on parse errors.
4225
42262017-01-04  Marek Polacek  <polacek@redhat.com>
4227
4228	PR c++/64767
4229	* c-parser.c (c_parser_postfix_expression): Mark zero character
4230	constants by setting original_type in c_expr.
4231	* c-typeck.c (parser_build_binary_op): Warn when a pointer is compared
4232	with a zero character constant.
4233	(char_type_p): New function.
4234
42352017-01-04  David Malcolm  <dmalcolm@redhat.com>
4236
4237	* c-parser.c (c_parser_declaration_or_fndef): Create a
4238	rich_location at init_loc and parse it to start_init.
4239	(last_init_list_comma): New global.
4240	(c_parser_braced_init): Update last_init_list_comma when parsing
4241	commas.  Pass it to pop_init_level.  Pass location of closing
4242	brace to pop_init_level.
4243	(c_parser_postfix_expression_after_paren_type): Create a
4244	rich_location at type_loc and parse it to start_init.
4245	(c_parser_omp_declare_reduction): Likewise for loc.
4246	* c-tree.h (start_init): Add rich_location * param.
4247	(pop_init_level): Add location_t param.
4248	* c-typeck.c (struct initializer_stack): Add field
4249	"missing_brace_richloc".
4250	(start_init): Add richloc param, use it to initialize
4251	the stack node's missing_brace_richloc.
4252	(last_init_list_comma): New decl.
4253	(finish_implicit_inits): Pass last_init_list_comma to
4254	pop_init_level.
4255	(push_init_level): When finding missing open braces, add fix-it
4256	hints to the richloc.
4257	(pop_init_level): Add "insert_before" param and pass it
4258	when calling pop_init_level.  Add fixits about missing
4259	close braces to any richloc.  Use the richloc for the
4260	-Wmissing-braces warning.
4261	(set_designator): Pass last_init_list_comma to pop_init_level.
4262	(process_init_element): Likewise.
4263
42642017-01-01  Jakub Jelinek  <jakub@redhat.com>
4265
4266	Update copyright years.
4267
42682016-12-21  Jakub Jelinek  <jakub@redhat.com>
4269
4270	PR bootstrap/78817
4271	* c-typeck.c (build_function_call_vec): If check_function_arguments
4272	returns true, set TREE_NO_WARNING on CALL_EXPR.
4273
4274	PR c/77767
4275	* c-decl.c (grokdeclarator): If *expr is non-NULL, append expression
4276	to *expr instead of overwriting it.
4277
42782016-12-20  Richard Biener  <rguenther@suse.de>
4279
4280	* gimple-parser.c (c_parser_gimple_compound_statement): Improve
4281	error recovery.
4282	(c_parser_gimple_statement): Only build assigns for non-error
4283	stmts.
4284	(c_parser_gimple_postfix_expression_after): Improve error recovery.
4285
42862016-12-14  Martin Jambor  <mjambor@suse.cz>
4287
4288	* c-parser.c: Include omp-general.h and omp-offload.h instead of
4289	omp-low.h.
4290	(c_finish_oacc_routine): Adjusted call to
4291	get_oacc_fn_attrib, build_oacc_routine_dims and replace_oacc_fn_attrib
4292	to use their new names.
4293	(c_parser_oacc_enter_exit_data): Adjusted call to find_omp_clause to
4294	use its new name.
4295	(c_parser_oacc_update): Likewise.
4296	(c_parser_omp_simd): Likewise.
4297	(c_parser_omp_target_update): Likewise.
4298	* c-typeck.c: Include omp-general.h instead of omp-low.h.
4299	(c_finish_omp_cancel): Adjusted call to find_omp_clause to use its new
4300	name.
4301	(c_finish_omp_cancellation_point): Likewise.
4302	* gimple-parser.c: Do not include omp-low.h
4303
43042016-12-02  Cesar Philippidis  <cesar@codesourcery.com>
4305	    James Norris  <jnorris@codesourcery.com>
4306
4307	* c-parser.c (c_parser_pragma): Error when PRAGMA_OACC_{ENTER_DATA,
4308	EXIT_DATA,WAIT} are not used in compound statements.
4309	(c_parser_oacc_enter_exit_data): Update diagnostics.
4310
43112016-11-21  Bernd Edlinger  <bernd.edlinger@hotmail.de>
4312
4313	PR c++/71973
4314	* c-decl.c (diagnose_mismatched_decls): Use
4315	OPT_Wbuiltin_declaration_mismatch here too.
4316
43172016-11-18  Richard Sandiford  <richard.sandiford@arm.com>
4318	    Alan Hayward  <alan.hayward@arm.com>
4319	    David Sherwood  <david.sherwood@arm.com>
4320
4321	* c-decl.c (merge_decls): Use SET_DECL_MODE.
4322	(make_label, finish_struct): Likewise.
4323
43242016-11-14  Prasad Ghangal  <prasad.ghangal@gmail.com>
4325	    Richard Biener  <rguenther@suse.de>
4326
4327	* Make-lang.in (C_AND_OBJC_OBJS): Add gimple-parser.o.
4328	* config-lang.in (gtfiles): Add c/c-parser.h.
4329	* c-tree.h (enum c_declspec_word): Add cdw_gimple.
4330	(struct c_declspecs): Add gimple_pass member and gimple_p flag.
4331	* c-parser.c (enum c_id_kind, struct c_token,
4332	c_parser_next_token_is, c_parser_next_token_is_not,
4333	c_parser_next_token_is_keyword,
4334	enum c_lookahead_kind, enum c_dtr_syn, enum c_parser_prec):
4335	Split out to ...
4336	* c-parser.h: ... new header.
4337	* c-parser.c: Include c-parser.h and gimple-parser.h.
4338	(c_parser_peek_token, c_parser_peek_2nd_token,
4339	c_token_starts_typename, c_parser_next_token_starts_declspecs,
4340	c_parser_next_tokens_start_declaration, c_parser_consume_token,
4341	c_parser_error, c_parser_require, c_parser_skip_until_found,
4342	c_parser_declspecs, c_parser_declarator, c_parser_peek_nth_token,
4343	c_parser_type_name): Export.
4344	(c_parser_tokens_buf): New function.
4345	(c_parser_error): Likewise.
4346	(c_parser_set_error): Likewise.
4347	(c_parser_declspecs): Handle RID_GIMPLE.
4348	(c_parser_declaration_or_fndef): Parse __GIMPLE marked body
4349	via c_parser_parse_gimple_body.
4350	* c-parser.h (c_parser_peek_token, c_parser_peek_2nd_token,
4351	c_token_starts_typename, c_parser_next_token_starts_declspecs,
4352	c_parser_next_tokens_start_declaration, c_parser_consume_token,
4353	c_parser_error, c_parser_require, c_parser_skip_until_found,
4354	c_parser_declspecs, c_parser_declarator, c_parser_peek_nth_token,
4355	c_parser_type_name): Declare.
4356	(struct c_parser): Declare forward.
4357	(c_parser_tokens_buf): Declare.
4358	(c_parser_error): Likewise.
4359	(c_parser_set_error): Likewise.
4360	* gimple-parser.c: New file.
4361	* gimple-parser.h: Likewise.
4362
43632016-11-13  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
4364
4365	PR c/35503
4366	* c-parser.c (c_parser_postfix_expression_after_primary): Call
4367	warn_for_restrict.
4368
43692016-09-11  Le-Chun Wu  <lcwu@google.com>
4370	    Mark Wielaard  <mjw@redhat.com>
4371
4372	* c-decl.c (warn_if_shadowing): Use the warning code corresponding
4373	to the given -Wshadow= variant.
4374
43752016-10-13  Thomas Preud'homme  <thomas.preudhomme@arm.com>
4376
4377	* c-typeck.c: Include memmodel.h.
4378
43792016-10-13  Jakub Jelinek  <jakub@redhat.com>
4380
4381	PR target/77957
4382	* c-objc-common.h (LANG_HOOKS_GETDECLS): Use hook_tree_void_null
4383	instead of lhd_return_null_tree_v.
4384
43852016-10-07  Bernd Schmidt  <bschmidt@redhat.com>
4386
4387	PR c++/69733
4388	* c-decl.c (smallest_type_quals_location): New static function.
4389	(grokdeclarator): Try to find the correct location for an ignored
4390	qualifier.
4391
43922016-09-26  Marek Polacek  <polacek@redhat.com>
4393
4394	PR c/7652
4395	* c-decl.c (pop_scope): Add gcc_fallthrough.
4396
43972016-09-26  Marek Polacek  <polacek@redhat.com>
4398
4399	PR c/7652
4400	* c-parser.c (struct c_token): Add flags field.
4401	(c_lex_one_token): Pass it to c_lex_with_flags.
4402	(c_parser_declaration_or_fndef): Turn __attribute__((fallthrough));
4403	into IFN_FALLTHROUGH.
4404	(c_parser_label): Set FALLTHROUGH_LABEL_P on labels.  Handle
4405	attribute fallthrough after a case label or default label.
4406	(c_parser_statement_after_labels): Handle RID_ATTRIBUTE.
4407
44082016-09-24  Marek Polacek  <polacek@redhat.com>
4409
4410	PR c/77490
4411	* c-typeck.c (build_unary_op): Warn about bit not on expressions that
4412	have boolean value.  Warn about ++/-- on booleans.
4413
44142016-09-23  Jakub Jelinek  <jakub@redhat.com>
4415
4416	* c-parser.c (incomplete_record_decls): Remove unnecessary
4417	= vNULL initialization of file scope vec.
4418
44192016-09-16  Marek Polacek  <polacek@redhat.com>
4420
4421	* c-typeck.c (lvalue_p): Use true and false instead of 1 and 0.
4422
44232016-09-14  Marek Polacek  <polacek@redhat.com>
4424
4425	* c-array-notation.c (create_cmp_incr): Use false instead of 0.
4426	(fix_array_notation_expr): Likewise.
4427	* c-decl.c (finish_decl): Likewise.
4428	* c-parser.c (c_parser_postfix_expression_after_primary): Likewise.
4429	* c-typeck.c (array_to_pointer_conversion): Use true instead of 1.
4430	(function_to_pointer_conversion): Use false instead of 0.
4431	(convert_lvalue_to_rvalue): Likewise.
4432	(parser_build_unary_op): Likewise.
4433	(build_atomic_assign): Likewise.
4434	(build_unary_op): Change nonconvert parameter type to bool, use
4435	true/false instead of 1/0.
4436	(build_binary_op): Use true instead of 1.
4437
44382016-09-13  David Malcolm  <dmalcolm@redhat.com>
4439
4440	* c-parser.c (c_parser_declaration_or_fndef): Update for renaming
4441	of add_fixit_insert to add_fixit_insert_before.
4442
44432016-09-13  Marek Polacek  <polacek@redhat.com>
4444
4445	* c-typeck.c (build_unary_op): Rename FLAG parameter to NOCONVERT.  Use
4446	it.
4447
44482016-09-12  Bernd Edlinger  <bernd.edlinger@hotmail.de>
4449
4450	PR c++/77496
4451	* c-parser.c (c_parser_conditional_expression): Pass the rightmost
4452	COMPOUND_EXPR to warn_for_omitted_condop.
4453
44542016-09-07  David Malcolm  <dmalcolm@redhat.com>
4455
4456	* c-lang.c (LANG_HOOKS_GET_SUBSTRING_LOCATION): Use
4457	c_get_substring_location for this new langhook.
4458
44592016-09-02  Jakub Jelinek  <jakub@redhat.com>
4460
4461	PR c/65467
4462	* c-parser.c (c_parser_declspecs): Don't sorry about _Atomic if
4463	flag_openmp.
4464	(c_parser_omp_variable_list): Use convert_lvalue_to_rvalue
4465	instead of mark_exp_read on low_bound/length expression.
4466	(c_parser_omp_clause_num_gangs, c_parser_omp_clause_num_threads,
4467	c_parser_omp_clause_num_tasks, c_parser_omp_clause_grainsize,
4468	c_parser_omp_clause_priority, c_parser_omp_clause_hint,
4469	c_parser_omp_clause_num_workers, c_parser_oacc_shape_clause,
4470	c_parser_oacc_clause_tile, c_parser_omp_clause_schedule,
4471	c_parser_omp_clause_vector_length, c_parser_omp_clause_num_teams,
4472	c_parser_omp_clause_thread_limit, c_parser_omp_clause_aligned,
4473	c_parser_omp_clause_linear, c_parser_omp_clause_safelen,
4474	c_parser_omp_clause_simdlen, c_parser_omp_clause_device,
4475	c_parser_omp_clause_dist_schedule): Use convert_lvalue_to_rvalue
4476	instead of mark_expr_read.
4477	(c_parser_omp_declare_reduction): Reject _Atomic qualified types.
4478	* c-objc-common.h (LANG_HOOKS_OMP_CLAUSE_COPY_CTOR,
4479	LANG_HOOKS_OMP_CLAUSE_ASSIGN_OP): Redefine.
4480	* c-tree.h (c_omp_clause_copy_ctor): New prototype.
4481	* c-typeck.c (handle_omp_array_sections_1): Diagnose _Atomic qualified
4482	array section bases outside of depend clause, for depend clause
4483	use convert_lvalue_to_rvalue on the base.
4484	(c_finish_omp_clauses): Reject _Atomic qualified vars in reduction,
4485	linear, aligned, map, to and from clauses.
4486	(c_omp_clause_copy_ctor): New function.
4487
44882016-09-01  Marek Polacek  <polacek@redhat.com>
4489
4490	PR c/7652
4491	* c-typeck.c (composite_type): Add FALLTHRU comment.
4492
44932016-08-31  David Malcolm  <dmalcolm@redhat.com>
4494
4495	* c-parser.c (c_parser_declaration_or_fndef): Add trailing space
4496	to the insertion fixits for "struct", "union", and "enum".
4497
44982016-08-30  David Malcolm  <dmalcolm@redhat.com>
4499
4500	* c-decl.c (implicit_decl_warning): Use add_fixit_replace
4501	rather than add_fixit_misspelled_id.
4502	(undeclared_variable): Likewise.
4503	* c-parser.c (c_parser_declaration_or_fndef): Likewise.  Remove
4504	now-redundant "here" params from add_fixit_insert method calls.
4505	(c_parser_parameter_declaration): Likewise.
4506	* c-typeck.c (build_component_ref): Remove now-redundant range
4507	param from add_fixit_replace method calls.
4508
45092016-08-25  Marek Polacek  <polacek@redhat.com>
4510
4511	* c-typeck.c (parser_build_binary_op): Pass LHS to
4512	warn_logical_not_parentheses.
4513
45142016-08-25  Marek Polacek  <polacek@redhat.com>
4515
4516	PR c/77323
4517	* c-decl.c (declspecs_add_type): Set typespec_word even when __intN
4518	or _FloatN or _FloatNx is not supported.
4519	(finish_declspecs): Set type to integer_type_node when _FloatN or
4520	_FloatNx is not supported.
4521
45222016-08-19  Joseph Myers  <joseph@codesourcery.com>
4523
4524	PR c/32187
4525	* c-tree.h (cts_floatn_nx): New enum c_typespec_keyword value.
4526	(struct c_declspecs): Add field floatn_nx_idx.
4527	* c-decl.c (declspecs_add_type, finish_declspecs): Handle _FloatN
4528	and _FloatNx type specifiers.
4529	* c-parser.c (c_keyword_starts_typename, c_token_starts_declspecs)
4530	(c_parser_declspecs, c_parser_attribute_any_word)
4531	(c_parser_objc_selector): Use CASE_RID_FLOATN_NX.
4532	* c-typeck.c (c_common_type): Handle _FloatN and _FloatNx types.
4533	(convert_arguments): Avoid promoting _FloatN and _FloatNx types
4534	narrower than double.
4535
45362016-08-12  Jakub Jelinek  <jakub@redhat.com>
4537	    Martin Liska  <mliska@suse.cz>
4538
4539	PR c/67410
4540	* c-typeck.c (set_nonincremental_init_from_string): Use / instead of
4541	% to determine val element to change.  Assert that
4542	wchar_bytes * charwidth fits into val array.
4543
45442016-08-12  Marek Polacek  <polacek@redhat.com>
4545
4546	PR c/7652
4547	* c-parser.c (c_parser_external_declaration): Add FALLTHRU.
4548	(c_parser_postfix_expression): Likewise.
4549	* c-typeck.c (build_unary_op): Adjust fall through comment.
4550	(c_mark_addressable): Likewise.
4551
45522016-08-11  Jakub Jelinek  <jakub@redhat.com>
4553
4554	PR c/72816
4555	* c-decl.c (grokdeclarator): When adding TYPE_DOMAIN for flexible
4556	array member through typedef, for orig_qual_indirect == 0 clear
4557	orig_qual_type.
4558
45592016-08-08  David Malcolm  <dmalcolm@redhat.com>
4560
4561	PR c/64955
4562	* c-lang.c (LANG_HOOKS_RUN_LANG_SELFTESTS): If CHECKING_P, wire
4563	this up to selftest::run_c_tests.
4564	(selftest::run_c_tests): New function.
4565
45662016-08-04  Thomas Schwinge  <thomas@codesourcery.com>
4567
4568	* c-parser.c (struct oacc_routine_data): Add error_seen and
4569	fndecl_seen members.
4570	(c_finish_oacc_routine): Use these.
4571	(c_parser_declaration_or_fndef): Adjust.
4572	(c_parser_oacc_routine): Likewise.  Support more C language
4573	constructs, and improve diagnostics.  Move pragma context
4574	checking...
4575	(c_parser_pragma): ... here.
4576
4577	* c-parser.c (struct oacc_routine_data): New.
4578	(c_parser_declaration_or_fndef, c_parser_oacc_routine): Use it.
4579	Simplify code.
4580	(c_finish_oacc_routine): Likewise.  Don't attach clauses to "omp
4581	declare target" attribute.
4582
45832016-08-01  Jan Beulich  <jbeulich@suse.com>
4584
4585	* c-fold.c (c_fully_fold_internal): Also emit shift count
4586	warnings for vector types.
4587	* c-typeck.c (build_binary_op): Likewise.
4588
45892016-07-29  Marek Polacek  <polacek@redhat.com>
4590
4591	PR c/71742
4592	* c-decl.c (finish_struct): Rephrase an error message.
4593
4594	PR c/71853
4595	* c-parser.c (c_parser_switch_statement): Initialize ce.original_type
4596	to error node for invalid code.
4597
4598	PR c/71573
4599	* c-decl.c (implicitly_declare): Return decl early not only for
4600	error_mark_nodes, but for anything that is not a FUNCTION_DECL.
4601
46022016-07-29  Jakub Jelinek  <jakub@redhat.com>
4603
4604	PR c/71969
4605	* c-decl.c (finish_function): Only set DECL_DISREGARD_INLINE_LIMITS
4606	on GNU extern inline functions.
4607
46082016-07-29  Marek Polacek  <polacek@redhat.com>
4609
4610	PR c/71583
4611	* c-parser.c (c_parser_postfix_expression_after_paren_type): Also
4612	check expr.value.
4613
46142016-07-22  Uros Bizjak  <ubizjak@gmail.com>
4615
4616	* c-typeck.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
4617
46182016-07-20  David Malcolm  <dmalcolm@redhat.com>
4619
4620	* c-decl.c (struct edit_distance_traits<cpp_hashnode *>): Move to
4621	spellcheck-tree.h
4622	(best_macro_match): Likewise, converting from a typedef to a
4623	subclass.
4624	(find_closest_macro_cpp_cb): Move to spellcheck-tree.c.
4625	(lookup_name_fuzzy): Update for change of best_macro_match to a
4626	subclass with a ctor that calls cpp_forall_identifiers.
4627
46282016-07-20  David Malcolm  <dmalcolm@redhat.com>
4629
4630	* c-decl.c (implicit_decl_warning): Update for conversion of
4631	return type of lookup_name_fuzzy to const char *.
4632	(undeclared_variable): Likewise.
4633	(lookup_name_fuzzy): Convert return type from tree to
4634	const char *.
4635	* c-parser.c (c_parser_declaration_or_fndef): Update for
4636	conversion of return type of lookup_name_fuzzy to const char *.
4637	(c_parser_parameter_declaration): Likewise.
4638
46392016-07-15  Cesar Philippidis  <cesar@codesourcery.com>
4640
4641	* c-parser.c (c_parser_oacc_declare): Don't scan for
4642	GOMP_MAP_POINTER.
4643	* c-typeck.c (handle_omp_array_sections): Mark data clauses with
4644	GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
4645	zero-length subarrays.
4646
46472016-07-15  Jakub Jelinek  <jakub@redhat.com>
4648
4649	PR c/71858
4650	* c-decl.c (implicit_decl_warning): Use FUZZY_LOOKUP_FUNCTION_NAME
4651	instead of FUZZY_LOOKUP_NAME.
4652	(lookup_name_fuzzy): For FUZZY_LOOKUP_FUNCTION_NAME consider
4653	FUNCTION_DECLs, {VAR,PARM}_DECLs function pointers and macros.
4654
46552016-07-14  Jakub Jelinek  <jakub@redhat.com>
4656
4657	PR c/71858
4658	* c-decl.c (lookup_name_fuzzy): Ignore binding->invisible.
4659
46602016-07-12  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
4661
4662	* c-parser.c (c_parser_generic_selection): Make type of variable
4663	auto_vec.
4664	(c_parser_omp_declare_simd): Likewise.
4665
46662016-07-12  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
4667
4668	* c-decl.c (struct c_struct_parse_info): Change member types
4669	from vec to auto_vec.
4670	(start_struct): Adjust.
4671	(finish_struct): Likewise.
4672
46732016-07-02  Jakub Jelinek  <jakub@redhat.com>
4674
4675	PR c/71719
4676	* c-typeck.c (mark_exp_read): Handle VIEW_CONVERT_EXPR.
4677
46782016-06-29  Thomas Schwinge  <thomas@codesourcery.com>
4679
4680	* c-parser.c (c_parser_pragma) <PRAGMA_OMP_CANCELLATION_POINT>:
4681	Move pragma context checking into...
4682	(c_parser_omp_cancellation_point): ... here, and improve
4683	diagnostic messages.
4684	* c-typeck.c (c_finish_omp_cancel)
4685	(c_finish_omp_cancellation_point): Improve diagnostic messages.
4686
46872016-06-29  Jakub Jelinek  <jakub@redhat.com>
4688
4689	PR c/71685
4690	* c-typeck.c (c_build_qualified_type): Don't clear
4691	C_TYPE_INCOMPLETE_VARS for the main variant.
4692
46932016-06-28  Martin Sebor  <msebor@redhat.com>
4694
4695	PR c/71552
4696	* c-typeck.c (output_init_element): Diagnose incompatible types
4697	before non-constant initializers.
4698
46992016-06-28  Jakub Jelinek  <jakub@redhat.com>
4700
4701	* Make-lang.in: Don't cat ../stage_current if it does not exist.
4702
47032016-06-23  Andi Kleen  <ak@linux.intel.com>
4704
4705	* Make-lang.in: Add support for autofdo.
4706
47072016-06-22  David Malcolm  <dmalcolm@redhat.com>
4708
4709	PR c/70339
4710	* c-decl.c: Include spellcheck-tree.h and gcc-rich-location.h.
4711	(implicit_decl_warning): When issuing warnings for implicit
4712	declarations, attempt to provide a suggestion via
4713	lookup_name_fuzzy.
4714	(undeclared_variable): Likewise when issuing errors.
4715	(lookup_name_in_scope): Likewise.
4716	(struct edit_distance_traits<cpp_hashnode *>): New struct.
4717	(best_macro_match): New typedef.
4718	(find_closest_macro_cpp_cb): New function.
4719	(lookup_name_fuzzy): New function.
4720	* c-parser.c: Include gcc-rich-location.h.
4721	(c_token_starts_typename): Split out case CPP_KEYWORD into...
4722	(c_keyword_starts_typename): ...this new function.
4723	(c_parser_declaration_or_fndef): When issuing errors about
4724	missing "struct" etc, add a fixit.  For other kinds of errors,
4725	attempt to provide a suggestion via lookup_name_fuzzy.
4726	(c_parser_parms_declarator): When looking ahead to detect typos in
4727	type names, also reject CPP_KEYWORD.
4728	(c_parser_parameter_declaration): When issuing errors about
4729	unknown type names, attempt to provide a suggestion via
4730	lookup_name_fuzzy.
4731	* c-tree.h (c_keyword_starts_typename): New prototype.
4732
47332016-06-20  Joseph Myers  <joseph@codesourcery.com>
4734
4735	PR c/71601
4736	* c-typeck.c (build_conditional_expr): Return error_mark_node if
4737	c_common_type returns error_mark_node.
4738
47392016-06-19  Martin Sebor  <msebor@redhat.com>
4740
4741	PR c/69507
4742	* c-parser.c (c_parser_alignof_expression): Avoid diagnosing
4743	__alignof__ (expression).
4744
47452016-06-14  David Malcolm  <dmalcolm@redhat.com>
4746
4747	* c-typeck.c: Include spellcheck-tree.h rather than spellcheck.h.
4748
47492016-06-14  David Malcolm  <dmalcolm@redhat.com>
4750
4751	* c-typeck.c (build_component_ref): Simplify fixit code by
4752	using gcc_rich_location::add_fixit_misspelled_id.
4753	(set_init_label): Likewise.
4754
47552016-06-13  David Malcolm  <dmalcolm@redhat.com>
4756
4757	* c-parser.c (c_parser_initelt): Provide location of name for new
4758	location_t param of set_init_label.
4759	* c-tree.h (set_init_label): Add location_t param.
4760	* c-typeck.c (set_init_index): Add "fieldname_loc" location_t
4761	param and use it when issuing error messages about unrecognized
4762	field names.  Attempt to provide a fixit hint if appropriate,
4763	otherwise update the error message to provide the type name.
4764
47652016-06-10  Thomas Schwinge  <thomas@codesourcery.com>
4766
4767	PR c/71381
4768	* c-parser.c (c_parser_omp_variable_list) <OMP_CLAUSE__CACHE_>:
4769	Loosen checking.
4770
47712016-06-08  Martin Sebor  <msebor@redhat.com>
4772	    Jakub Jelinek  <jakub@redhat.com>
4773
4774	PR c++/70507
4775	PR c/68120
4776	* c-typeck.c (convert_arguments): Don't promote last argument
4777	of BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
4778
47792016-06-08  Marek Polacek  <polacek@redhat.com>
4780
4781	PR c/71418
4782	* c-decl.c (grokdeclarator): Check TYPE_P.
4783
4784	PR c/71426
4785	* c-decl.c (get_parm_info): Don't crash on an assert on invalid
4786	code.
4787
47882016-06-07  David Malcolm  <dmalcolm@redhat.com>
4789
4790	* c-parser.c (c_parser_postfix_expression): In __builtin_offsetof
4791	and structure element reference, capture the location of the
4792	element name token and pass it to build_component_ref.
4793	(c_parser_postfix_expression_after_primary): Likewise for
4794	structure element dereference.
4795	(c_parser_omp_variable_list): Likewise for
4796	OMP_CLAUSE_{_CACHE, MAP, FROM, TO},
4797	* c-tree.h (build_component_ref): Add location_t param.
4798	* c-typeck.c (build_component_ref): Add location_t param
4799	COMPONENT_LOC.  Use it, if available, when issuing hints about
4800	mispelled member names to provide a fixit replacement hint.
4801
48022016-06-06  Marek Polacek  <polacek@redhat.com>
4803
4804	PR c/71362
4805	* c-parser.c (c_parser_direct_declarator): Set location.
4806
48072016-06-06  Marek Polacek  <polacek@redhat.com>
4808
4809	* c-typeck.c (comptypes_internal): Handle comparisons of
4810	INTEGER_TYPE, FIXED_POINT_TYPE, and REAL_TYPE nodes.  Don't check
4811	TYPE_REF_CAN_ALIAS_ALL.
4812
48132016-06-03  Chung-Lin Tang  <cltang@codesourcery.com>
4814
4815	* c-typeck.c (c_finish_omp_clauses): Mark OpenACC reduction
4816	arguments as addressable when async clause exists.
4817
48182016-05-30  Jakub Jelinek  <jakub@redhat.com>
4819
4820	PR c++/71349
4821	* c-parser.c (c_parser_omp_for): Don't disallow nowait clause
4822	when combined with target construct.
4823
48242016-05-26  Jakub Jelinek  <jakub@redhat.com>
4825
4826	* c-parser.c (c_parser_omp_clause_schedule): Warn if
4827	OMP_CLAUSE_SCHEDULE_CHUNK_EXPR is known not to be positive.
4828
48292016-05-25  Marek Polacek  <polacek@redhat.com>
4830
4831	PR c/71265
4832	* c-decl.c (c_make_fname_decl): Don't check seen_error.
4833
4834	PR c/71266
4835	* c-decl.c (store_parm_decls_oldstyle): Skip non-PARM_DECLs.
4836
48372016-05-24  Cesar Philippidis  <cesar@codesourcery.com>
4838
4839	* c-parser.c (c_parser_oacc_declare): Add support for
4840	GOMP_MAP_FIRSTPRIVATE_POINTER.
4841	* c-typeck.c (handle_omp_array_sections_1): Replace bool is_omp
4842	argument with enum c_omp_region_type ort.
4843	(handle_omp_array_sections): Likewise.  Update call to
4844	handle_omp_array_sections_1.
4845	(c_finish_omp_clauses): Add specific errors and warning messages for
4846	OpenACC.  Use firsrtprivate pointers for OpenACC subarrays.  Update
4847	call to handle_omp_array_sections.
4848
48492016-05-24  Thomas Schwinge  <thomas@codesourcery.com>
4850
4851	* c-parser.c (c_parser_oacc_routine): Tighten syntax checks.
4852
48532016-05-24  Richard Biener  <rguenther@suse.de>
4854
4855	PR middle-end/70434
4856	PR c/69504
4857	* c-typeck.c (build_array_ref): Do not complain about indexing
4858	non-lvalue vectors.  Adjust for function name change.
4859
48602016-05-20  Martin Sebor  <msebor@redhat.com>
4861
4862	PR c/71115
4863	* c-typeck.c (error_init): Use
4864	expansion_point_location_if_in_system_header.
4865	(warning_init): Same.
4866
48672016-05-19  David Malcolm  <dmalcolm@redhat.com>
4868
4869	PR c/71171
4870	* c-parser.c (c_parser_generic_selection): Use c_expr::set_error
4871	in error-handling.
4872	(c_parser_postfix_expression): Likewise.
4873	* c-tree.h (c_expr::set_error): New method.
4874	* c-typeck.c (parser_build_binary_op): In error-handling, ensure
4875	that result's range is initialized.
4876
48772016-05-17  James Greenhalgh  <james.greenhalgh@arm.com>
4878
4879	* c-typeck.c (parser_build_unary_op): Fix formatting.
4880
48812016-05-16  Matthew Wahab  <matthew.wahab@arm.com>
4882
4883	* c-decl.c (grokdeclarator): Remove errmsg and use of
4884	targetm.invalid_return_type.
4885	(grokparms): Remove errmsg and use of
4886	targetm.invalid_parameter_type.
4887
48882016-05-13  Joseph Myers  <joseph@codesourcery.com>
4889
4890	* c-decl.c (grokdeclarator): For C11, discard qualifiers on
4891	function return type.
4892
48932016-05-12  Marek Polacek  <polacek@redhat.com>
4894
4895	PR c/70756
4896	* c-decl.c (build_compound_literal): Pass LOC down to
4897	c_incomplete_type_error.
4898	* c-tree.h (require_complete_type): Adjust declaration.
4899	(c_incomplete_type_error): Likewise.
4900	* c-typeck.c (require_complete_type): Add location parameter, pass it
4901	down to c_incomplete_type_error.
4902	(c_incomplete_type_error): Add location parameter, pass it down to
4903	error_at.
4904	(build_component_ref): Pass location down to c_incomplete_type_error.
4905	(default_conversion): Pass location down to require_complete_type.
4906	(build_array_ref): Likewise.
4907	(build_function_call_vec): Likewise.
4908	(convert_arguments): Likewise.
4909	(build_unary_op): Likewise.
4910	(build_c_cast): Likewise.
4911	(build_modify_expr): Likewise.
4912	(convert_for_assignment): Likewise.
4913	(c_finish_omp_clauses): Likewise.
4914
49152016-05-11  Mikhail Maltsev  <maltsevm@gmail.com>
4916
4917	PR c/43651
4918	* c-decl.c (declspecs_add_qual): Warn when -Wduplicate-decl-specifier
4919	is enabled.
4920	* c-errors.c (pedwarn_c90): Return true if warned.
4921	* c-tree.h (pedwarn_c90): Change return type to bool.
4922	(enum c_declspec_word): Add new enumerator cdw_atomic.
4923
49242016-05-11  Marek Polacek  <polacek@redhat.com>
4925
4926	PR c++/71024
4927	* c-decl.c (diagnose_mismatched_decls): Factor out code to
4928	diagnose_mismatched_attributes and call it.
4929
49302016-05-10  Marek Polacek  <polacek@redhat.com>
4931
4932	PR c/70255
4933	* c-decl.c (diagnose_mismatched_decls): Warn for optimize attribute
4934	on a declaration following the definition.
4935
49362016-05-05  Jakub Jelinek  <jakub@redhat.com>
4937
4938	* c-parser.c (c_parser_switch_statement): Add IF_P argument,
4939	parse it through to c_parser_c99_block_statement.
4940	(c_parser_statement_after_labels): Adjust c_parser_switch_statement
4941	caller.
4942
49432016-05-04  Marek Polacek  <polacek@redhat.com>
4944
4945	* c-parser.c (c_parser_if_statement): Replace OPT_Wparentheses with
4946	OPT_Wdangling_else.
4947
49482016-05-04  Marek Polacek  <polacek@redhat.com>
4949
4950	PR c/48778
4951	* c-typeck.c (build_binary_op): Don't issue -Waddress warnings
4952	for macro expansions.
4953
49542016-05-03  Marek Polacek  <polacek@redhat.com>
4955
4956	PR c/70859
4957	* c-typeck.c (build_function_call_vec): Pass LOC and ARG_LOC down to
4958	check_builtin_function_arguments.
4959
49602016-05-03  Richard Biener  <rguenther@suse.de>
4961
4962	* Make-lang.in (cc1-checksum.c): For stage-final re-use
4963	the checksum from the previous stage.
4964
49652016-05-02  Cesar Philippidis  <cesar@codesourcery.com>
4966
4967	* c-parser.c (c_parser_oacc_all_clauses): Update call to
4968	c_finish_omp_clauses.
4969	(c_parser_omp_all_clauses): Likewise.
4970	(c_parser_oacc_cache): Likewise.
4971	(c_parser_oacc_loop): Likewise.
4972	(omp_split_clauses): Likewise.
4973	(c_parser_omp_declare_target): Likewise.
4974	(c_parser_cilk_all_clauses): Likewise.
4975	(c_parser_cilk_for): Likewise.
4976	* c-typeck.c (c_finish_omp_clauses): Replace bool arguments
4977	is_omp, declare_simd, and is_cilk with enum c_omp_region_type ort.
4978
49792016-05-02  Marek Polacek  <polacek@redhat.com>
4980
4981	PR c/70851
4982	* c-decl.c (grokdeclarator): Diagnose when array's size has an
4983	incomplete type.
4984
49852016-04-29  Cesar Philippidis  <cesar@codesourcery.com>
4986
4987	PR middle-end/70626
4988	* c-parser.c (c_parser_oacc_loop): Don't augment mask with
4989	OACC_LOOP_CLAUSE_MASK.
4990	(c_parser_oacc_kernels_parallel): Update call to
4991	c_oacc_split_loop_clauses.
4992
49932016-04-28  Andrew MacLeod  <amacleod@redhat.com>
4994
4995	* c-array-notation.c (fix_builtin_array_notation_fn): Fix final
4996	argument to build_modify_expr in two cases.
4997
49982016-04-27  Bernd Schmidt  <bschmidt@redhat.com>
4999
5000	* c-parser.c (c_parser_postfix_expression_after_primary): Call
5001	warn_for_memset instead of warning directly here.
5002
50032016-04-26  Marek Polacek  <polacek@redhat.com>
5004
5005	PR c/67784
5006	* c-parser.c (c_parser_maybe_reclassify_token): New function factored
5007	out of ...
5008	(c_parser_for_statement): ... here.
5009	(c_parser_if_statement): Use it.
5010	(c_parser_switch_statement): Use it.
5011	(c_parser_while_statement): Use it.
5012
5013	PR c/70791
5014	* c-decl.c (pushdecl): Pass LOCUS down to warning.
5015
50162016-04-20  Ilya Verbin  <ilya.verbin@intel.com>
5017
5018	PR c++/69363
5019	* c-parser.c (c_parser_cilk_all_clauses): Use c_finish_omp_clauses
5020	instead of c_finish_cilk_clauses.
5021	* c-tree.h (c_finish_omp_clauses): Add new default argument.
5022	* c-typeck.c (c_finish_omp_clauses): Add new argument.  Allow
5023	floating-point variables in the linear clause for Cilk Plus.
5024
50252016-04-18  Michael Matz  <matz@suse.de>
5026
5027	* c-decl.c (merge_decls): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
5028	(grokdeclarator, parser_xref_tag, finish_enum): Use SET_TYPE_ALIGN.
5029
50302016-04-15  Marek Polacek  <polacek@redhat.com>
5031
5032	PR c/70671
5033	* c-typeck.c (build_unary_op): Pass location down to error and
5034	warning call.
5035
50362016-04-15  Jakub Jelinek  <jakub@redhat.com>
5037
5038	PR c/70436
5039	* c-parser.c (c_parser_pragma): Add IF_P argument, pass it down
5040	where needed.
5041	(c_parser_external_declaration, c_parser_struct_or_union_specifier,
5042	c_parser_parameter_declaration, c_parser_compound_statement_nostart,
5043	c_parser_objc_class_instance_variables, c_parser_objc_methodprotolist):
5044	Adjust c_parser_pragma callers.
5045	(c_parser_statement_after_labels): Likewise.  Adjust c_parser_cilk_for
5046	caller.
5047	(c_parser_omp_structured_block): Add IF_P argument, pass it down to
5048	c_parser_statement.
5049	(c_parser_oacc_data, c_parser_oacc_host_data, c_parser_oacc_loop,
5050	c_parser_oacc_kernels_parallel, c_parser_omp_critical,
5051	c_parser_omp_simd, c_parser_omp_for, c_parser_omp_master,
5052	c_parser_omp_ordered, c_parser_omp_parallel, c_parser_omp_single,
5053	c_parser_omp_task, c_parser_omp_taskgroup, c_parser_omp_distribute,
5054	c_parser_omp_teams, c_parser_omp_target_data, c_parser_omp_target,
5055	c_parser_omp_taskloop, c_parser_omp_construct, c_parser_cilk_grainsize,
5056	c_parser_cilk_simd, c_parser_cilk_for): Add IF_P argument, pass it
5057	down where needed.
5058	(c_parser_omp_for_loop): Likewise.  Clear IF_P if nbraces.
5059	(c_parser_omp_sections_scope): Adjust c_parser_omp_structured_block
5060	calls.
5061
50622016-04-13  Marek Polacek  <polacek@redhat.com>
5063
5064	PR c/70436
5065	* c-parser.c (c_parser_statement_after_labels): Add IF_P argument and
5066	adjust callers.
5067	(c_parser_statement): Likewise.
5068	(c_parser_c99_block_statement): Likewise.
5069	(c_parser_while_statement): Likewise.
5070	(c_parser_for_statement): Likewise.
5071	(c_parser_if_body): Don't set IF_P here.
5072	(c_parser_if_statement): Add IF_P argument.  Set IF_P here.  Warn
5073	about dangling else here.
5074	* c-tree.h (c_finish_if_stmt): Adjust declaration.
5075	* c-typeck.c (c_finish_if_stmt): Remove NESTED_IF parameter.  Don't
5076	warn about dangling else here.
5077
50782016-04-04  Marek Polacek  <polacek@redhat.com>
5079
5080	PR c/70307
5081	* c-fold.c (c_fully_fold_internal): Handle VEC_COND_EXPR.
5082
50832016-03-31  Marek Polacek  <polacek@redhat.com>
5084
5085	PR c/70297
5086	* c-decl.c (merge_decls): Also set TYPE_ALIGN and TYPE_USER_ALIGN.
5087
50882016-03-18  David Malcolm  <dmalcolm@redhat.com>
5089
5090	PR c/70281
5091	* c-parser.c (c_parser_postfix_expression): Set the source range
5092	for uses of "__builtin_types_compatible_p".
5093
50942016-03-17  Jakub Jelinek  <jakub@redhat.com>
5095
5096	PR c/70280
5097	* c-typeck.c (composite_type): Don't count void_list_node
5098	into len, if the list is terminated by void_list_node, start
5099	with void_list_node instead of NULL for newargs.  Stop
5100	at void_list_node.
5101
51022016-03-16  Marek Polacek  <polacek@redhat.com>
5103
5104	PR c/70093
5105	* c-typeck.c (build_function_call_vec): Create a TARGET_EXPR for
5106	nested functions returning VM types.
5107
51082016-03-09  Cesar Philippidis  <cesar@codesourcery.com>
5109
5110	* c-parser.c (c_parser_oacc_loop): Update cclauses and clauses
5111	when calling c_finish_omp_clauses.
5112
51132016-03-04  Bernd Schmidt  <bschmidt@redhat.com>
5114
5115	PR c/69824
5116	* c-decl.c (get_parm_info): Don't queue implicit function declarations
5117	for later.
5118
51192016-03-04  Marek Polacek  <polacek@redhat.com>
5120
5121	PR c/69798
5122	* c-parser.c (c_parser_postfix_expression): Call
5123	c_parser_cast_expression rather than c_parser_postfix_expression.
5124
51252016-03-01  Jakub Jelinek  <jakub@redhat.com>
5126
5127	PR c/69796
5128	PR c/69974
5129	* c-parser.c (c_parser_translation_unit): Don't change TREE_TYPE
5130	of incomplete decls to error_mark_node.
5131
51322016-02-24  Marek Polacek  <polacek@redhat.com>
5133
5134	PR c/69819
5135	* c-decl.c (finish_decl): Don't update the copy of the type of a
5136	different decl type.
5137
51382016-02-23  Jakub Jelinek  <jakub@redhat.com>
5139
5140	PR objc/69844
5141	* c-parser.c (c_parser_for_statement): Properly handle ObjC classes
5142	in id_kind reclassification.
5143
51442016-02-16  Jakub Jelinek  <jakub@redhat.com>
5145
5146	PR c/69835
5147	* c-typeck.c (build_binary_op): Revert 2015-09-09 change.
5148
51492016-02-16  James Norris  <jnorris@codesourcery.com>
5150
5151	PR c/64748
5152	* c-parser.c (c_parser_oacc_data_clause_deviceptr): Allow parms.
5153
51542016-02-12  Bernd Schmidt  <bschmidt@redhat.com>
5155
5156	* c-decl.c (build_null_declspecs): Zero the entire struct.
5157
5158	PR c/69522
5159	* c-parser.c (c_parser_braced_init): New arg outer_obstack.  All
5160	callers changed.  If nested_p is true, use it to call
5161	finish_implicit_inits.
5162	* c-tree.h (finish_implicit_inits): Declare.
5163	* c-typeck.c (finish_implicit_inits): New function.  Move code
5164	from ...
5165	(push_init_level): ... here.
5166	(set_designator, process_init_element): Call finish_implicit_inits.
5167
51682016-02-11  Jakub Jelinek  <jakub@redhat.com>
5169
5170	PR c/69768
5171	* c-typeck.c (parser_build_binary_op): Strip nops from integer_zerop
5172	arguments for -Waddress warning.
5173
51742016-02-04  Jakub Jelinek  <jakub@redhat.com>
5175
5176	PR c/69669
5177	* c-decl.c (finish_enum): When honoring mode attribute,
5178	make sure to use proper TYPE_MIN_VALUE and TYPE_MAX_VALUE.
5179
51802016-01-29  Jakub Jelinek  <jakub@redhat.com>
5181
5182	PR debug/69518
5183	* c-decl.c (finish_struct): Clear C_TYPE_INCOMPLETE_VARS in
5184	all type variants, not just TYPE_MAIN_VARIANT.
5185
51862016-01-27  Jakub Jelinek  <jakub@redhat.com>
5187
5188	PR debug/66869
5189	* c-decl.c (c_write_global_declarations_1): Warn with
5190	warn_unused_function if static prototype without definition
5191	is not C_DECL_USED.
5192
51932016-01-27  Marek Polacek  <polacek@redhat.com>
5194
5195	PR c/68062
5196	* c-typeck.c (build_binary_op) [EQ_EXPR, GE_EXPR]: Promote operand
5197	to unsigned, if needed.  Add -Wsign-compare warning.
5198
51992016-01-26  Jakub Jelinek  <jakub@redhat.com>
5200
5201	PR tree-optimization/69483
5202	* c-parser.c (c_parser_translation_unit): Use FOR_EACH_VEC_ELT.
5203
52042016-01-20  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
5205
5206	PR c/24293
5207	* c-tree.h (incomplete_record_decls): Declare.
5208	* c-parser.c (incomplete_record_decls): Define.
5209	(c_parser_translation_unit): Iterate through incomplete_record_decls and
5210	report error if any decl has zero size.
5211	* c-decl.c (finish_decl): Append static decl with incomplete struct/union
5212	or enum type to incomplete_record_decls.
5213
52142016-01-14  Tom de Vries  <tom@codesourcery.com>
5215
5216	PR tree-optimization/68773
5217	* c-parser.c (c_parser_oacc_declare, c_parser_omp_declare_target): Don't
5218	set force_output.
5219
52202016-01-14  Marek Polacek  <polacek@redhat.com>
5221
5222	PR c/69262
5223	* c-decl.c (grokdeclarator): Provide more information for invalid
5224	array declarations.
5225
52262016-01-06  David Malcolm  <dmalcolm@redhat.com>
5227
5228	* c-parser.c (c_parser_unary_expression): For dereferences, build
5229	a combined location before calling build_indirect_ref, so that
5230	error reports cover the full range, manually updating the c_expr
5231	src_range.
5232
52332016-01-06  Marek Polacek  <polacek@redhat.com>
5234
5235	PR sanitizer/69099
5236	* c-convert.c (convert) [INTEGER_TYPE]: Drop ARG.  Don't pass ARG to
5237	ubsan_instrument_float_cast.  Fold EXPR.  Use NULL_TREE instead of
5238	NULL.
5239
52402016-01-04  Jakub Jelinek  <jakub@redhat.com>
5241
5242	Update copyright years.
5243
52442016-01-04  Marek Polacek  <polacek@redhat.com>
5245
5246	PR c/68908
5247	* c-typeck.c (build_atomic_assign): Improve commentary.  Add
5248	optimization to use __atomic_fetch_* built-in if possible.
5249
52502015-12-23  Thomas Schwinge  <thomas@codesourcery.com>
5251
5252	* c-parser.c (c_parser_oacc_clause_use_device): Merge function
5253	into...
5254	(c_parser_omp_clause_use_device_ptr): ... this function.  Adjust
5255	all users.
5256
52572015-12-22  Marek Polacek  <polacek@redhat.com>
5258
5259	PR c/69002
5260	* c-typeck.c (build_component_ref): Warn when acessing elements of
5261	atomic structures or unions.
5262
52632015-12-21  David Malcolm  <dmalcolm@redhat.com>
5264
5265	* c-typeck.c: Include "gcc-rich-location.h".
5266	(build_binary_op): In the two places that call binary_op_error,
5267	create a gcc_rich_location and populate it with the location of
5268	the binary op and its two operands.
5269
52702015-12-16  David Malcolm  <dmalcolm@redhat.com>
5271
5272	* c-parser.c (c_parser_statement_after_labels): When calling
5273	c_finish_return, Use the return expression's location if it has
5274	one, falling back to the location of the first token within it.
5275	* c-typeck.c (c_finish_return): When issuing warnings about
5276	the incorrect presence/absence of a return value, issue a note
5277	showing the declaration of the function.
5278
52792015-12-16  David Malcolm  <dmalcolm@redhat.com>
5280
5281	* c-parser.c (struct c_parser): Expand array "tokens_buf" from 2
5282	to 4.
5283	(c_parser_peek_nth_token): New function.
5284	(c_parser_peek_conflict_marker): New function.
5285	(c_parser_error): Detect conflict markers and report them as such.
5286
52872015-12-16  David Malcolm  <dmalcolm@redhat.com>
5288
5289	* c-parser.c (c_parser_postfix_expression): Use EXPR_LOC_OR_LOC
5290	to preserve range information for the primary expression
5291	in the call to c_parser_postfix_expression_after_primary.
5292
52932015-12-16  David Malcolm  <dmalcolm@redhat.com>
5294
5295	* c-parser.c (c_parser_static_assert_declaration_no_semi): Use the
5296	expression location, falling back on the first token location,
5297	rather than always using the latter.
5298
52992015-12-16  Marek Polacek  <polacek@redhat.com>
5300
5301	PR c/64637
5302	* c-typeck.c (c_process_expr_stmt): Use location of the expression if
5303	available.
5304
53052015-12-15  Marek Polacek  <polacek@redhat.com>
5306
5307	PR c/68907
5308	* c-typeck.c (build_atomic_assign): Set TREE_NO_WARNING on an
5309	artificial decl.
5310
53112015-12-08  David Malcolm  <dmalcolm@redhat.com>
5312
5313	* c-parser.c (c_parser_alignof_expression): Capture location of
5314	closing parenthesis (if any), or of end of unary expression, and
5315	use it to build a src_range for the expression.
5316
53172015-12-08  David Malcolm  <dmalcolm@redhat.com>
5318
5319	PR c/68757
5320	* c-parser.c (c_parser_get_builtin_args): Add
5321	"out_close_paren_loc" param, and write back to it.
5322	(c_parser_postfix_expression): Capture the closing
5323	parenthesis location for RID_CHOOSE_EXPR,
5324	RID_BUILTIN_CALL_WITH_STATIC_CHAIN, RID_BUILTIN_COMPLEX,
5325	RID_BUILTIN_SHUFFLE and use it to set the source range
5326	for such expressions; within RID_BUILTIN_COMPLEX set
5327	the underlying location.
5328
53292015-12-07  Marek Polacek  <polacek@redhat.com>
5330
5331	PR c/68668
5332	* c-decl.c (grokdeclarator): If ORIG_QUAL_INDIRECT is indirect, use
5333	TREE_TYPE of ORIG_QUAL_TYPE, otherwise decrement ORIG_QUAL_INDIRECT.
5334
53352015-12-04  Eric Botcazou  <ebotcazou@adacore.com>
5336
5337	* c-tree.h (c_build_va_arg): Adjust prototype.
5338	* c-parser.c (c_parser_postfix_expression): Adjust call to above.
5339	* c-typeck.c (c_build_va_arg): Rename LOC parameter to LOC2, add LOC1
5340	parameter, adjust throughout and issue an error if EXPR is a component
5341	with reverse storage order.
5342
53432015-12-02  Jason Merrill  <jason@redhat.com>
5344
5345	* c-fold.c (c_disable_warnings, c_enable_warnings, c_fully_fold)
5346	(c_fully_fold_internal, decl_constant_value_for_optimization):
5347	Move from c-common.c.
5348	* c-tree.h: Declare decl_constant_value_for_optimization.
5349	* Make-lang.in (C_AND_OBJC_OBJS): Add c-fold.o.
5350
53512015-12-02  Joseph Myers  <joseph@codesourcery.com>
5352
5353	PR c/68162
5354	* c-decl.c (grokdeclarator): Set first_non_attr_kind before
5355	following link from declarator to next declarator.  Track original
5356	qualified type and pass it to c_build_qualified_type.
5357	* c-typeck.c (c_build_qualified_type): Add arguments
5358	orig_qual_type and orig_qual_indirect.
5359
53602015-12-02  Thomas Schwinge  <thomas@codesourcery.com>
5361
5362	* c-parser.c (c_parser_omp_clause_name)
5363	(c_parser_oacc_all_clauses): Alphabetical sorting.
5364
53652015-12-02  Jakub Jelinek  <jakub@redhat.com>
5366
5367	PR c/68533
5368	* c-decl.c (get_parm_info): Use b->locus instead of input_location
5369	for diagnostics.
5370
53712015-12-01  Julian Brown  <julian@codesourcery.com>
5372	    Cesar Philippidis  <cesar@codesourcery.com>
5373	    James Norris  <James_Norris@mentor.com>
5374
5375	* c-parser.c (c_parser_omp_clause_name): Add use_device support.
5376	(c_parser_oacc_clause_use_device): New function.
5377	(c_parser_oacc_all_clauses): Add use_device support.
5378	(OACC_HOST_DATA_CLAUSE_MASK): New macro.
5379	(c_parser_oacc_host_data): New function.
5380	(c_parser_omp_construct): Add host_data support.
5381	* c-tree.h (c_finish_oacc_host_data): Add prototype.
5382	* c-typeck.c (c_finish_oacc_host_data): New function.
5383	(c_finish_omp_clauses): Add use_device support.
5384
53852015-11-29  Jan Hubicka  <hubicka@ucw.cz>
5386
5387	PR c/67106
5388	* c-decl.c: Set TYPE_PACKED in variants.
5389
53902015-11-27  Martin Liska  <mliska@suse.cz>
5391
5392	PR c++/68312
5393	* c-array-notation.c (fix_builtin_array_notation_fn):
5394	Use release_vec_vec instead of vec::release.
5395	(build_array_notation_expr): Likewise.
5396	(fix_conditional_array_notations_1): Likewise.
5397	(fix_array_notation_expr): Likewise.
5398	(fix_array_notation_call_expr): Likewise.
5399
54002015-11-27  Jakub Jelinek  <jakub@redhat.com>
5401
5402	PR c/63326
5403	* c-parser.c (c_parser_compound_statement_nostart): If
5404	last_label is true, use pragma_stmt instead of pragma_compound
5405	as second c_parser_pragma argument.
5406	(c_parser_omp_ordered, c_parser_omp_target_update,
5407	c_parser_omp_target_enter_data, c_parser_omp_target_exit_data): Pass
5408	false as second argument to c_parser_skip_to_pragma_eol after
5409	diagnosing standalone directives used in pragma_stmt context.
5410
54112015-11-24  Ilya Verbin  <ilya.verbin@intel.com>
5412
5413	* c-parser.c (c_parser_oacc_declare): Replace "ifdef ENABLE_OFFLOADING"
5414	with "if (ENABLE_OFFLOADING)".
5415
54162015-11-23  David Malcolm  <dmalcolm@redhat.com>
5417
5418	PR objc/68438
5419	* c-parser.c (c_parser_postfix_expression): Set up source ranges
5420	for various Objective-C constructs: Class.name syntax,
5421	@selector(), @protocol(), @encode(), and [] message syntax.
5422
54232015-11-20  David Malcolm  <dmalcolm@redhat.com>
5424
5425	PR 62314
5426	* c-typeck.c (should_suggest_deref_p): New function.
5427	(build_component_ref): Special-case POINTER_TYPE when
5428	generating a "not a structure of union"  error message, and
5429	suggest a "->" rather than a ".", providing a fix-it hint.
5430
54312015-11-19  David Malcolm  <dmalcolm@redhat.com>
5432
5433	* c-typeck.c (lookup_field_fuzzy): Move determination of closest
5434	candidate into a new function, find_closest_identifier.
5435
54362015-11-19  Marek Polacek  <polacek@redhat.com>
5437
5438	PR c/68412
5439	* c-typeck.c (parser_build_binary_op): Properly handle
5440	C_MAYBE_CONST_EXPR before calling warn_tautological_cmp.
5441
54422015-11-17  David Malcolm  <dmalcolm@redhat.com>
5443
5444	* c-parser.c (set_c_expr_source_range): Bulletproof both
5445	overloaded implementations against NULL expr->value.
5446	(c_parser_braced_init): Set src_range for "ret" to a sane pair of
5447	values.
5448	(c_parser_unary_expression): Likewise when handling addresses of
5449	labels.
5450	(c_parser_postfix_expression): Likewise for statement expressions,
5451	for __FUNCTION__, __PRETTY_FUNCTION_ and __func__ keywords, for
5452	__builtin_va_arg, and for __builtin_offset_of.
5453	(c_parser_postfix_expression_after_paren_type): Initialize expr's
5454	src_range using the range of the braced initializer.
5455	(c_parser_transaction_expression): Set src_range for "ret" to a
5456	sane pair of values.
5457
54582015-11-16  Kirill Yukhin  <kirill.yukhin@intel.com>
5459
5460	* c-parser.c (c_finish_omp_declare_simd): Look for
5461	"simd" attribute as well. Update error message.
5462
54632015-11-14  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
5464
5465	* c-parser.c (c_parser_omp_declare_target): Adjust.
5466
54672015-11-14  Jakub Jelinek  <jakub@redhat.com>
5468
5469	* c-typeck.c (c_finish_omp_clauses): Don't mark
5470	GOMP_MAP_FIRSTPRIVATE_POINTER decls addressable.
5471
54722015-11-14  Marek Polacek  <polacek@redhat.com>
5473
5474	* c-decl.c: Use RECORD_OR_UNION_TYPE_P throughout.
5475	* c-typeck.c: Likewise.
5476
54772015-11-13  David Malcolm  <dmalcolm@redhat.com>
5478
5479	* c-decl.c (warn_defaults_to): Pass line_table to
5480	rich_location ctor.
5481	* c-errors.c (pedwarn_c99): Likewise.
5482	(pedwarn_c90): Likewise.
5483	* c-parser.c (set_c_expr_source_range): New functions.
5484	(c_token::get_range): New method.
5485	(c_token::get_finish): New method.
5486	(c_parser_expr_no_commas): Call set_c_expr_source_range on the ret
5487	based on the range from the start of the LHS to the end of the
5488	RHS.
5489	(c_parser_conditional_expression): Likewise, based on the range
5490	from the start of the cond.value to the end of exp2.value.
5491	(c_parser_binary_expression): Call set_c_expr_source_range on
5492	the stack values for TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
5493	(c_parser_cast_expression): Call set_c_expr_source_range on ret
5494	based on the cast_loc through to the end of the expr.
5495	(c_parser_unary_expression): Likewise, based on the
5496	op_loc through to the end of op.
5497	(c_parser_sizeof_expression) Likewise, based on the start of the
5498	sizeof token through to either the closing paren or the end of
5499	expr.
5500	(c_parser_postfix_expression): Likewise, using the token range,
5501	or from the open paren through to the close paren for
5502	parenthesized expressions.
5503	(c_parser_postfix_expression_after_primary): Likewise, for
5504	various kinds of expression.
5505	* c-tree.h (struct c_expr): Add field "src_range".
5506	(c_expr::get_start): New method.
5507	(c_expr::get_finish): New method.
5508	(set_c_expr_source_range): New decls.
5509	* c-typeck.c (parser_build_unary_op): Call set_c_expr_source_range
5510	on ret for prefix unary ops.
5511	(parser_build_binary_op): Likewise, running from the start of
5512	arg1.value through to the end of arg2.value.
5513
55142015-11-13  Marek Polacek  <polacek@redhat.com>
5515
5516	PR c/68320
5517	* c-parser.c (c_parser_for_statement): Treat unknown tokens as IDs.
5518
55192015-11-13  David Malcolm  <dmalcolm@redhat.com>
5520
5521	* c-typeck.c: Include spellcheck.h.
5522	(lookup_field_fuzzy_find_candidates): New function.
5523	(lookup_field_fuzzy): New function.
5524	(build_component_ref): If the field was not found, try using
5525	lookup_field_fuzzy and potentially offer a suggestion.
5526
55272015-11-12  James Norris  <jnorris@codesourcery.com>
5528	    Joseph Myers  <joseph@codesourcery.com>
5529
5530	* c-parser.c (c_parser_pragma): Handle PRAGMA_OACC_DECLARE.
5531	(c_parser_omp_clause_name): Handle 'device_resident' clause.
5532	(c_parser_oacc_data_clause): Handle PRAGMA_OACC_CLAUSE_DEVICE_RESIDENT
5533	and PRAGMA_OMP_CLAUSE_LINK.
5534	(c_parser_oacc_all_clauses): Handle PRAGMA_OACC_CLAUSE_DEVICE_RESIDENT
5535	and PRAGMA_OACC_CLAUSE_LINK.
5536	(OACC_DECLARE_CLAUSE_MASK): New definition.
5537	(c_parser_oacc_declare): New function.
5538
55392015-11-12  Marek Polacek  <polacek@redhat.com>
5540
5541	PR c/67784
5542	* c-parser.c (c_parser_for_statement): Reclassify the token in
5543	a correct scope.
5544
55452015-11-11  Marek Polacek  <polacek@redhat.com>
5546
5547	PR c/68107
5548	PR c++/68266
5549	* c-decl.c (grokdeclarator): Call valid_array_size_p.  Remove code
5550	checking the size of an array.
5551
55522015-11-11  Andrew MacLeod  <amacleod@redhat.com>
5553
5554	* c-array-notation.c: Remove unused header files.
5555	* c-aux-info.c: Likewise.
5556	* c-convert.c: Likewise.
5557	* c-decl.c: Likewise.
5558	* c-errors.c: Likewise.
5559	* c-lang.c: Likewise.
5560	* c-objc-common.c: Likewise.
5561	* c-parser.c: Likewise.
5562	* c-typeck.c: Likewise.
5563	* gccspec.c: Likewise.
5564
55652015-11-09  Thomas Schwinge  <thomas@codesourcery.com>
5566	    Cesar Philippidis  <cesar@codesourcery.com>
5567	    James Norris  <jnorris@codesourcery.com>
5568	    Julian Brown  <julian@codesourcery.com>
5569	    Nathan Sidwell  <nathan@codesourcery.com>
5570
5571	* c-parser.c (c_parser_declaration_or_fndef): Add OpenACC
5572	routine arg.
5573	(c_parser_declaration_or_fndef): Call c_finish_oacc_routine.
5574	(c_parser_pragma): Parse 'acc routine'.
5575	(OACC_ROUTINE_CLAUSE_MARK): Define.
5576	(c_parser_oacc_routine, (c_finish_oacc_routine): New.
5577
55782015-11-09  Andreas Arnez  <arnez@linux.vnet.ibm.com>
5579
5580	PR debug/67192
5581	* c-typeck.c (c_finish_loop): For unconditional loops, set the
5582	location of the backward-goto to the start of the loop body.
5583
55842015-11-09  Andreas Arnez  <arnez@linux.vnet.ibm.com>
5585
5586	PR debug/67192
5587	* c-parser.c (c_parser_while_statement): Finish the loop before
5588	parsing ahead for misleading indentation.
5589	(c_parser_for_statement): Likewise.
5590
55912015-11-08  Eric Botcazou  <ebotcazou@adacore.com>
5592
5593	* c-decl.c (finish_struct): If the structure has reverse storage
5594	order, rewrite the type of array fields with scalar component.  Call
5595	maybe_apply_pragma_scalar_storage_order on entry.
5596	* c-typeck.c (build_unary_op) <ADDR_EXPR>: Remove left-overs.  Issue
5597	errors on bit-fields and reverse SSO here and not...
5598	(c_mark_addressable): ...here.
5599	(output_init_element): Adjust call to initializer_constant_valid_p.
5600	(c_build_qualified_type): Propagate TYPE_REVERSE_STORAGE_ORDER.
5601
56022015-11-06  David Malcolm  <dmalcolm@redhat.com>
5603
5604	* c-decl.c (warn_defaults_to): Update for change in signature
5605	of diagnostic_set_info.
5606	* c-errors.c (pedwarn_c99): Likewise.
5607	(pedwarn_c90): Likewise.
5608	* c-objc-common.c (c_tree_printer): Update for new "caret_p" param
5609	for textinfo::set_location.
5610
56112015-11-05  Cesar Philippidis  <cesar@codesourcery.com>
5612	    Thomas Schwinge  <thomas@codesourcery.com>
5613	    James Norris  <jnorris@codesourcery.com>
5614
5615	* c-parser.c (c_parser_omp_clause_name): Add support for
5616	PRAGMA_OACC_CLAUSE_INDEPENDENT and PRAGMA_OACC_CLAUSE_TILE.
5617	(c_parser_omp_clause_default): Add is_oacc argument. Handle
5618	default(none) in OpenACC.
5619	(c_parser_oacc_shape_clause): Allow pointer variables as gang static
5620	arguments.
5621	(c_parser_oacc_clause_tile): New function.
5622	(c_parser_oacc_all_clauses): Add support for OMP_CLAUSE_DEFAULT,
5623	OMP_CLAUSE_INDEPENDENT and OMP_CLAUSE_TILE.
5624	(OACC_LOOP_CLAUSE_MASK): Add PRAGMA_OACC_CLAUSE_{PRIVATE,INDEPENDENT,
5625	TILE}.
5626	(OACC_KERNELS_MASK): Add PRAGMA_OACC_CLAUSE_DEFAULT.
5627	(OACC_PARALLEL_MASK): Add PRAGMA_OACC_CLAUSE_{DEFAULT,PRIVATE,
5628	FIRSTPRIVATE}.
5629	(c_parser_omp_all_clauses): Update call to c_parser_omp_clause_default.
5630	(c_parser_oacc_update): Update the error message for missing clauses.
5631	* c-typeck.c (c_finish_omp_clauses): Add support for OMP_CLAUSE_TILE
5632	and OMP_CLAUSE_INDEPENDENT.
5633
56342015-11-05  Marek Polacek  <polacek@redhat.com>
5635
5636	PR c/68090
5637	* c-parser.c (c_parser_postfix_expression_after_paren_type): Don't
5638	deal with pre-evaluation on invalid types.
5639
56402015-11-05  Jakub Jelinek  <jakub@redhat.com>
5641	    Ilya Verbin  <ilya.verbin@intel.com>
5642
5643	* c-parser.c: Include context.h and gimple-expr.h.
5644	(c_parser_omp_clause_schedule): Parse schedule modifiers, diagnose
5645	monotonic together with nonmonotonic.
5646	(c_parser_omp_for_loop): Call c_omp_check_loop_iv.  Call add_stmt here.
5647	(OMP_DISTRIBUTE_CLAUSE_MASK): Add lastprivate clause.
5648	(c_parser_omp_target_data, c_parser_omp_target_enter_data,
5649	c_parser_omp_target_exit_data): Allow GOMP_MAP_ALWAYS_POINTER.
5650	(c_parser_omp_target): Likewise.  Evaluate num_teams and thread_limit
5651	expressions on combined target teams before the target.
5652	(c_parser_omp_declare_target): If decl has "omp declare target" or
5653	"omp declare target link" attribute, and cgraph or varpool node already
5654	exists, then set corresponding flags.  Call c_finish_omp_clauses
5655	in the parenthesized extended-list syntax case.
5656	* c-decl.c (c_decl_attributes): Don't diagnose block scope vars inside
5657	declare target.
5658	* c-typeck.c (handle_omp_array_sections_1): Allow non-zero low-bound
5659	on OMP_CLAUSE_REDUCTION array sections.
5660	(handle_omp_array_sections): Encode low-bound into the MEM_REF, either
5661	into the constant offset, or for variable low-bound using
5662	POINTER_PLUS_EXPR.  For structure element based array sections use
5663	GOMP_MAP_ALWAYS_POINTER instead of GOMP_MAP_FIRSTPRIVATE_POINTER.
5664	(c_finish_omp_clauses): Drop generic_field_head, structure
5665	elements are now always mapped even as array section bases,
5666	diagnose same var in data sharing and mapping clauses.  Diagnose if
5667	linear step on declare simd is neither a constant nor a uniform
5668	parameter.  Look through POINTER_PLUS_EXPR for array section
5669	reductions.  Diagnose the same var or function appearing multiple
5670	times on the same directive.  Fix up wording for the to clause if t
5671	is neither a FUNCTION_DECL nor a VAR_DECL.  Diagnose nonmonotonic
5672	modifier on kinds other than dynamic or guided or nonmonotonic
5673	modifier together with ordered clause.
5674
56752015-11-03  Thomas Schwinge  <thomas@codesourcery.com>
5676	    Chung-Lin Tang  <cltang@codesourcery.com>
5677
5678	* c-parser.c (c_parser_omp_construct): Handle PRAGMA_OACC_ATOMIC.
5679
56802015-10-29  Andrew MacLeod  <amacleod@redhat.com>
5681
5682	* c-array-notation.c: Reorder #include's and remove duplicates.
5683	* c-aux-info.c: Likewise.
5684	* c-convert.c: Likewise.
5685	* c-decl.c: Likewise.
5686	* c-errors.c: Likewise.
5687	* c-lang.c: Likewise.
5688	* c-objc-common.c: Likewise.
5689	* c-parser.c: Likewise.
5690	* c-typeck.c: Likewise.
5691
56922015-10-26  Jim Wilson  <jim.wilson@linaro.org>
5693
5694	PR debug/66068
5695	* c-typeck.c (c_build_qualified_type): Clear C_TYPE_INCOMPLETE_VARS
5696	after calling build_qualified_type.
5697
56982015-10-27  Cesar Philippidis  <cesar@codesourcery.com>
5699	    Thomas Schwinge  <thomas@codesourcery.com>
5700	    James Norris  <jnorris@codesourcery.com>
5701	    Joseph Myers  <joseph@codesourcery.com>
5702	    Julian Brown  <julian@codesourcery.com>
5703	    Bernd Schmidt  <bschmidt@redhat.com>
5704
5705	* c-parser.c (c_parser_oacc_shape_clause): New.
5706	(c_parser_oacc_simple_clause): New.
5707	(c_parser_oacc_all_clauses): Add auto, gang, seq, vector, worker.
5708	(OACC_LOOP_CLAUSE_MASK): Add gang, worker, vector, auto, seq.
5709
57102015-10-27  Thomas Schwinge  <thomas@codesourcery.com>
5711	    James Norris  <jnorris@codesourcery.com>
5712	    Cesar Philippidis  <cesar@codesourcery.com>
5713
5714	PR c/64765
5715	PR c/64880
5716	* c-parser.c (c_parser_oacc_loop): Add mask, cclauses formal
5717	parameters, and handle these.  Adjust all users.
5718	(c_parser_oacc_kernels, c_parser_oacc_parallel): Merge functions
5719	into...
5720	(c_parser_oacc_kernels_parallel): ... this new function.  Adjust
5721	all users.
5722	* c-tree.h (c_finish_oacc_parallel, c_finish_oacc_kernels): Don't
5723	declare functions.
5724	(c_finish_omp_construct): Declare function.
5725	* c-typeck.c (c_finish_oacc_parallel, c_finish_oacc_kernels):
5726	Merge functions into...
5727	(c_finish_omp_construct): ... this new function.
5728
57292015-10-22  Richard Biener  <rguenther@suse.de>
5730
5731	* c-typeck.c (c_finish_omp_clauses): Properly convert operands
5732	before folding a MINUS_EXPR.
5733
57342015-10-21  Marek Polacek  <polacek@redhat.com>
5735
5736	PR c/68024
5737	* c-decl.c (start_function): Warn about vararg functions without
5738	a prototype.
5739
57402015-10-21  Ilya Enkovich  <enkovich.gnu@gmail.com>
5741
5742	* c-typeck.c (build_conditional_expr): Use boolean vector
5743	type for vector comparison.
5744	(build_vec_cmp): New.
5745	(build_binary_op): Use build_vec_cmp for comparison.
5746
57472015-10-20  Marek Polacek  <polacek@redhat.com>
5748
5749	* c-parser.c (is_cilkplus_vector_p): Don't define here.
5750
57512015-10-20  Marek Polacek  <polacek@redhat.com>
5752
5753	PR c/67964
5754	* c-parser.c (c_parser_attributes): Break out of the loop if the
5755	token after an attribute isn't a comma.
5756
57572015-10-13  Jakub Jelinek  <jakub@redhat.com>
5758	    Aldy Hernandez  <aldyh@redhat.com>
5759
5760	* c-parser.c (c_parser_pragma): Handle PRAGMA_OMP_ORDERED here.
5761	(c_parser_omp_clause_name): Handle OpenMP 4.5 clauses.
5762	(c_parser_omp_variable_list): Handle structure elements for
5763	map, to and from clauses.  Handle array sections in reduction
5764	clause.  Formatting fixes.
5765	(c_parser_omp_clause_if): Add IS_OMP argument, handle parsing of
5766	if clause modifiers.
5767	(c_parser_omp_clause_num_tasks, c_parser_omp_clause_grainsize,
5768	c_parser_omp_clause_priority, c_parser_omp_clause_hint,
5769	c_parser_omp_clause_defaultmap, c_parser_omp_clause_use_device_ptr,
5770	c_parser_omp_clause_is_device_ptr): New functions.
5771	(c_parser_omp_clause_ordered): Parse optional parameter.
5772	(c_parser_omp_clause_reduction): Handle array reductions.
5773	(c_parser_omp_clause_schedule): Parse optional simd modifier.
5774	(c_parser_omp_clause_nogroup, c_parser_omp_clause_orderedkind): New
5775	functions.
5776	(c_parser_omp_clause_linear): Parse linear clause modifiers.
5777	(c_parser_omp_clause_depend_sink): New function.
5778	(c_parser_omp_clause_depend): Parse source/sink depend kinds.
5779	(c_parser_omp_clause_map): Parse release/delete map kinds and
5780	optional always modifier.
5781	(c_parser_oacc_all_clauses): Adjust c_parser_omp_clause_if
5782	and c_finish_omp_clauses callers.
5783	(c_parser_omp_all_clauses): Likewise.  Parse OpenMP 4.5 clauses.
5784	Parse "to" as OMP_CLAUSE_TO_DECLARE if on declare target directive.
5785	(c_parser_oacc_cache): Adjust c_finish_omp_clauses caller.
5786	(OMP_CRITICAL_CLAUSE_MASK): Define.
5787	(c_parser_omp_critical): Parse critical clauses.
5788	(c_parser_omp_for_loop): Handle doacross loops, adjust
5789	c_finish_omp_for and c_finish_omp_clauses callers.
5790	(OMP_SIMD_CLAUSE_MASK): Add simdlen clause.
5791	(c_parser_omp_simd): Allow ordered clause if it has no parameter.
5792	(OMP_FOR_CLAUSE_MASK): Add linear clause.
5793	(c_parser_omp_for): Disallow ordered clause when combined with
5794	distribute.  Disallow linear clause when combined with distribute
5795	and not combined with simd.
5796	(OMP_ORDERED_CLAUSE_MASK, OMP_ORDERED_DEPEND_CLAUSE_MASK): Define.
5797	(c_parser_omp_ordered): Add CONTEXT argument, remove LOC argument,
5798	parse clauses and if depend clause is found, don't parse a body.
5799	(c_parser_omp_parallel): Disallow copyin clause on target parallel.
5800	Allow target parallel without for after it.
5801	(OMP_TASK_CLAUSE_MASK): Add priority clause.
5802	(OMP_TARGET_DATA_CLAUSE_MASK): Add use_device_ptr clause.
5803	(c_parser_omp_target_data): Diagnose no map clauses or clauses with
5804	invalid kinds.
5805	(OMP_TARGET_UPDATE_CLAUSE_MASK): Add depend and nowait clauses.
5806	(OMP_TARGET_ENTER_DATA_CLAUSE_MASK,
5807	OMP_TARGET_EXIT_DATA_CLAUSE_MASK): Define.
5808	(c_parser_omp_target_enter_data, c_parser_omp_target_exit_data): New
5809	functions.
5810	(OMP_TARGET_CLAUSE_MASK): Add depend, nowait, private, firstprivate,
5811	defaultmap and is_device_ptr clauses.
5812	(c_parser_omp_target): Parse target parallel and target simd.  Set
5813	OMP_TARGET_COMBINED on combined constructs.  Parse target enter data
5814	and target exit data.  Diagnose invalid map kinds.
5815	(OMP_DECLARE_TARGET_CLAUSE_MASK): Define.
5816	(c_parser_omp_declare_target): Parse OpenMP 4.5 forms of this
5817	construct.
5818	(c_parser_omp_declare_reduction): Use STRIP_NOPS when checking for
5819	&omp_priv.
5820	(OMP_TASKLOOP_CLAUSE_MASK): Define.
5821	(c_parser_omp_taskloop): New function.
5822	(c_parser_omp_construct): Don't handle PRAGMA_OMP_ORDERED here,
5823	handle PRAGMA_OMP_TASKLOOP.
5824	(c_parser_cilk_for): Adjust c_finish_omp_clauses callers.
5825	* c-tree.h (c_finish_omp_clauses): Add two new arguments.
5826	* c-typeck.c (handle_omp_array_sections_1): Fix comment typo.
5827	Add IS_OMP argument, handle structure element bases, diagnose
5828	bitfields, pass IS_OMP recursively, diagnose known zero length
5829	array sections in depend clauses, handle array sections in reduction
5830	clause, diagnose negative length even for pointers.
5831	(handle_omp_array_sections): Add IS_OMP argument, use auto_vec for
5832	types, pass IS_OMP down to handle_omp_array_sections_1, handle
5833	array sections in reduction clause, set
5834	OMP_CLAUSE_MAP_MAYBE_ZERO_LENGTH_ARRAY_SECTION if map could be zero
5835	length array section, use GOMP_MAP_FIRSTPRIVATE_POINTER for IS_OMP.
5836	(c_finish_omp_clauses): Add IS_OMP and DECLARE_SIMD arguments.
5837	Handle new OpenMP 4.5 clauses and new restrictions for the old ones.
5838
58392015-10-06  Marek Polacek  <polacek@redhat.com>
5840
5841	* c-parser.c (c_parser_statement_after_labels): Use
5842	protected_set_expr_location.
5843	(c_parser_omp_clause_num_gangs): Likewise.
5844	(c_parser_omp_clause_num_threads): Likewise.
5845	(c_parser_omp_clause_num_workers): Likewise.
5846	(c_parser_omp_clause_vector_length): Likewise.
5847	(c_parser_omp_clause_num_teams): Likewise.
5848	(c_parser_omp_clause_thread_limit): Likewise.
5849	* c-typeck.c (build_c_cast): Likewise.
5850	(c_cast_expr): Likewise.
5851
58522015-10-05  Richard Sandiford  <richard.sandiford@arm.com>
5853
5854	* c-typeck.c (c_tree_equal): Use real_equal instead of
5855	REAL_VALUES_EQUAL.
5856
58572015-10-04  Jason Merrill  <jason@redhat.com>
5858
5859	* c-parser.c (c_lex_one_token): Handle @synchronized.
5860	* c-decl.c (match_builtin_function_types): A declaration of a built-in
5861	can change whether the function is transaction_safe.
5862
58632015-10-02  Marek Polacek  <polacek@redhat.com>
5864
5865	PR c/67730
5866	* c-typeck.c (convert_for_assignment): Use the expansion point
5867	location throughout.
5868
58692015-10-02  Marek Polacek  <polacek@redhat.com>
5870
5871	PR c/64249
5872	* c-parser.c (c_parser_statement_after_labels): Add CHAIN parameter
5873	and pass it down to c_parser_if_statement.
5874	(c_parser_else_body): Add CHAIN parameter and pass it down to
5875	c_parser_statement_after_labels.
5876	(c_parser_if_statement): Add CHAIN parameter.  Add code to warn about
5877	duplicated if-else-if conditions.
5878
58792015-10-01  Marek Polacek  <polacek@redhat.com>
5880
5881	* c-typeck.c (convert_for_assignment): Improve commentary.
5882
58832015-09-30  Marek Polacek  <polacek@redhat.com>
5884
5885	PR c/67730
5886	* c-typeck.c (c_finish_return): Use the expansion point location for
5887	certain "return with value" warnings.
5888
58892015-09-18  Manuel López-Ibáñez  <manu@gcc.gnu.org>
5890
5891	* c-parser.c (pragma_lex): Add loc argument.
5892
58932015-09-15  Marek Polacek  <polacek@redhat.com>
5894
5895	PR c/67580
5896	* c-decl.c (tag_exists_p): New function.
5897	* c-parser.c (c_parser_declaration_or_fndef): Give a hint when
5898	struct/union/enum keywords are missing.
5899	* c-tree.h (tag_exists_p): Declare.
5900
59012015-09-15  Marek Polacek  <polacek@redhat.com>
5902
5903	* c-decl.c (lookup_label): Return NULL_TREE instead of 0.
5904	(lookup_tag): Change the type of THISLEVEL_ONLY to bool.
5905	Return NULL_TREE instead of 0.
5906	(lookup_name): Return NULL_TREE instead of 0.
5907	(lookup_name_in_scope): Likewise.
5908	(shadow_tag_warned): Use true instead of 1 and NULL_TREE instead of 0.
5909	(parser_xref_tag): Use false instead of 0.
5910	(start_struct): Use true instead of 1.
5911	(start_enum): Use true instead of 1 and NULL_TREE instead of 0.
5912
59132015-09-14  Marek Polacek  <polacek@redhat.com>
5914
5915	* c-typeck.c (set_nonincremental_init_from_string): Use
5916	HOST_WIDE_INT_M1U when shifting a negative value.
5917
59182015-09-09  Mark Wielaard  <mjw@redhat.com>
5919
5920	* c-typeck.c (build_binary_op): Check and warn when nonnull arg
5921	parm against NULL.
5922
59232015-09-10  Jakub Jelinek  <jakub@redhat.com>
5924
5925	PR c/67502
5926	* c-parser.c (c_parser_omp_for_loop): Emit DECL_EXPR stmts
5927	into OMP_FOR_PRE_BODY rather than before the loop.
5928
59292015-09-09  Jakub Jelinek  <jakub@redhat.com>
5930
5931	PR c/67501
5932	* c-parser.c (c_parser_oacc_all_clauses,
5933	c_parser_omp_all_clauses): Remove invalid clause from
5934	list of clauses even if parser->error is set.
5935
5936	PR c/67500
5937	* c-parser.c (c_parser_omp_clause_aligned,
5938	c_parser_omp_clause_safelen, c_parser_omp_clause_simdlen): Fix up
5939	test for errors.
5940	* c-decl.c (temp_pop_parm_decls): Allow b->decl equal to
5941	error_mark_node.
5942
5943	PR c/67495
5944	* c-parser.c (c_parser_omp_atomic): Use c_parser_cast_expression
5945	instead of c_parser_unary_expression.  If the result is !lvalue_p,
5946	wrap the result of c_fully_fold into NON_LVALUE_EXPR.
5947
59482015-09-04  Marek Polacek  <polacek@redhat.com>
5949
5950	PR sanitizer/67279
5951	* c-typeck.c (build_binary_op): Don't instrument static initializers.
5952
59532015-09-03  Martin Sebor  <msebor@redhat.com>
5954
5955	PR c/66516
5956	* c-typeck.c (convert_arguments, parser_build_unary_op,
5957	build_conditional_expr, c_cast_expr, convert_for_assignment,
5958	build_binary_op, _objc_common_truthvalue_conversion): Call
5959	reject_gcc_builtin.
5960	(c_decl_implicit): Define.
5961
59622015-09-02  Marek Polacek  <polacek@redhat.com>
5963
5964	PR c/67432
5965	* c-parser.c (c_parser_enum_specifier): Give a better error for
5966	an empty enum.
5967
59682015-08-18  Trevor Saunders  <tbsaunde@tbsaunde.org>
5969
5970	* c-aux-info.c, c-parser.c, c-tree.h: Remove useless typedefs.
5971
59722015-08-12  Marek Polacek  <polacek@redhat.com>
5973
5974	* c-decl.c (grokdeclarator): Call error_at instead of error and pass
5975	LOC to it.
5976
59772015-08-03  Marek Polacek  <polacek@redhat.com>
5978
5979	PR c/67088
5980	* c-decl.c (check_bitfield_type_and_width): Add location parameter.
5981	Use it.
5982	(grokdeclarator): Pass LOC down to check_bitfield_type_and_width.
5983
59842015-08-02  Patrick Palka  <ppalka@gcc.gnu.org>
5985
5986	* c-parser.c (c_parser_if_body): Take token_indent_info
5987	argument. Call warn_for_misleading_indentation even when the
5988	body is a semicolon.  Extract token_indent_infos corresponding
5989	to the guard, body and next tokens.  Adjust call to
5990	warn_for_misleading_indentation accordingly.
5991	(c_parser_else_body): Likewise.
5992	(c_parser_if_statement): Likewise.
5993	(c_parser_while_statement): Likewise.
5994	(c_parser_for_statement): Likewise.
5995
59962015-07-28  Luis Felipe Strano Moraes  <luis.strano@gmail.com>
5997	    Manuel López-Ibáñez  <manu@gcc.gnu.org>
5998
5999	* c-decl.c (get_parm_info): Remove static var. Update warning
6000	message.
6001
60022015-07-27  Marek Polacek  <polacek@redhat.com>
6003
6004	PR c++/66555
6005	PR c/54979
6006	* c-typeck.c (parser_build_binary_op): Call warn_tautological_cmp.
6007
60082015-07-20  Marek Polacek  <polacek@redhat.com>
6009
6010	PR c++/55095
6011	* c-typeck.c (digest_init): Pass OPT_Wpedantic to pedwarn_init.
6012	(build_binary_op): Warn about left shift overflows.
6013
60142015-07-09  Andrew MacLeod  <amacleod@redhat.com>
6015
6016	* c-array-notation.c: Adjust includes for flags.h changes.
6017	* c-objc-common.c: Likewise.
6018
60192015-07-07  Andrew MacLeod  <amacleod@redhat.com>
6020
6021	* c-array-notation.c: Adjust includes.
6022	* c-aux-info.c: Likewise.
6023	* c-convert.c: Likewise.
6024	* c-decl.c: Likewise.
6025	* c-errors.c: Likewise.
6026	* c-lang.c: Likewise.
6027	* c-objc-common.c: Likewise.
6028	* c-parser.c: Likewise.
6029	* c-typeck.c: Likewise.
6030
60312015-06-29  Manuel López-Ibáñez  <manu@gcc.gnu.org>
6032
6033	PR fortran/66605
6034	* c-decl.c (finish_function): Call do_warn_unused_parameter.
6035
60362015-06-29  Marek Polacek  <polacek@redhat.com>
6037
6038	PR c/66322
6039	* c-typeck.c (struct c_switch): Add BOOL_COND_P and OUTSIDE_RANGE_P.
6040	(c_start_case): Set BOOL_COND_P and OUTSIDE_RANGE_P.  Don't warn
6041	about -Wswitch-bool here.
6042	(do_case): Update c_add_case_label call.
6043	(c_finish_case): Update c_do_switch_warnings call.
6044
60452015-06-27  Marek Polacek  <polacek@redhat.com>
6046
6047	* c-typeck.c: Use VECTOR_TYPE_P throughout.
6048
60492015-06-26  Marek Polacek  <polacek@redhat.com>
6050
6051	* c-array-notation.c (fix_builtin_array_notation_fn): Use
6052	INDIRECT_REF_P.
6053	* c-typeck.c (array_to_pointer_conversion): Likewise.
6054	(build_unary_op): Likewise.
6055	(c_finish_return): Likewise.
6056
60572015-06-25  Andrew MacLeod  <amacleod@redhat.com>
6058
6059	* c-decl.c: Remove ipa-ref.h and plugin-api.h from include list.
6060	* c-parser.c: Likewise.
6061
60622015-06-25  Richard Sandiford  <richard.sandiford@arm.com>
6063
6064	* c-decl.c (detect_field_duplicates_hash): Use nofree_ptr_hash
6065	instead of pointer_hash.
6066	(detect_field_duplicates): Likewise.
6067
60682015-06-25  Marek Polacek  <polacek@redhat.com>
6069
6070	* c-array-notation.c: Use VAR_P throughout.
6071	* c-decl.c: Likewise.
6072	* c-objc-common.c: Likewise.
6073	* c-parser.c: Likewise.
6074	* c-typeck.c: Likewise.
6075
60762015-06-25  Marek Polacek  <polacek@redhat.com>
6077
6078	* c-decl.c: Use is_global_var throughout.
6079	* c-parser.c: Likewise.
6080	* c-typeck.c: Likewise.
6081
60822015-06-17  Andrew MacLeod  <amacleod@redhat.com>
6083
6084	* c-array-notation.c: Do not include input.h, line-map.h or is-a.h.
6085	* c-aux-info.c: Likewise.
6086	* c-convert.c: Likewise.
6087	* c-decl.c: Likewise.
6088	* c-errors.c: Likewise.
6089	* c-lang.c: Likewise.
6090	* c-objc-common.c: Likewise.
6091	* c-parser.c: Likewise.
6092	* c-typeck.c: Likewise.
6093
60942015-06-11  Jan Hubicka  <hubicka@ucw.cz>
6095
6096	PR middle-end/66325
6097	* c-decl.c (start_enum): Set TYPE_PACKED consistently among type
6098	variants.
6099
61002015-06-11  Pierre-Marie de Rodat  <derodat@adacore.com>
6101
6102	* c-decl.c (pop_scope): Register the main translation unit
6103	through the new debug hook.
6104
61052015-06-08  Andrew MacLeod  <amacleod@redhat.com>
6106
6107	* c-array-notation.c : Adjust include files.
6108	* c-aux-info.c : Likewise.
6109	* c-convert.c : Likewise.
6110	* c-decl.c : Likewise.
6111	* c-errors.c : Likewise.
6112	* c-lang.c : Likewise.
6113	* c-lang.h : Likewise.
6114	* c-objc-common.c : Likewise.
6115	* c-parser.c : Likewise.
6116	* c-typeck.c : Likewise.
6117
61182015-06-05  Aldy Hernandez  <aldyh@redhat.com>
6119
6120	* c-decl.c (finish_struct): Save C_TYPE_INCOMPLETE_VARS and
6121	immediately clobber it.
6122	(c_write_global_declarations_1): Remove call to
6123	check_global_declaration_1.
6124	(c_write_global_declarations_2): Remove.
6125	(c_write_final_cleanups): Rename from c_write_global_declarations.
6126	Remove call to finalize_compilation_unit.
6127	Remove calls to debugging hooks.
6128	* c-objc-common.c: Adjust comment for c_warn_unused_global_decl.
6129	* c-objc-common.h: Remove LANG_HOOKS_WRITE_GLOBALS.
6130	* c-tree.h: Remove c_write_global_declarations.
6131
61322015-06-04  Andrew MacLeod  <amacleod@redhat.com>
6133
6134	* c-array-notation.c: Adjust includes for restructured coretypes.h.
6135	* c-aux-info.c: Likewise.
6136	* c-convert.c: Likewise.
6137	* c-decl.c: Likewise.
6138	* c-errors.c: Likewise.
6139	* c-lang.c: Likewise.
6140	* c-objc-common.c: Likewise.
6141	* c-parser.c: Likewise.
6142	* c-typeck.c: Likewise.
6143
61442015-06-04  Marek Polacek  <polacek@redhat.com>
6145
6146	PR c/66341
6147	* c-typeck.c (build_c_cast): Wrap VALUE into NON_LVALUE_EXPR if
6148	it is a lvalue.
6149
61502015-06-03  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
6151
6152	* c-decl.c (warn_cxx_compat_finish_struct): New parameters code, record_loc.
6153	Warn for empty struct.
6154	(finish_struct): Pass TREE_CODE(t) and loc to warn_cxx_compat_finish_struct.
6155
61562015-06-02  Andres Tiraboschi  <andres.tiraboschi@tallertechnologies.com>
6157
6158	* c-decl.c (start_function): Call plugin before parsing.
6159	(finish_function): Call plugin after parsing.
6160
61612015-06-02  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
6162
6163	PR c/49551
6164	* c-decl.c (merge_decls): Merge DECL_COMMON.
6165
61662015-05-22  Jim Wilson  <jim.wilson@linaro.org>
6167
6168	* Make-lang.in (check_gcc_pallelize): Define.
6169
61702015-05-22  Marek Polacek  <polacek@redhat.com>
6171
6172	PR c/47043
6173	* c-parser.c (c_parser_enum_specifier): Parse and apply enumerator
6174	attributes.
6175
61762015-05-21  Marek Polacek  <polacek@redhat.com>
6177
6178	* c-typeck.c (inform_declaration): Use DECL_IS_BUILTIN instead of
6179	DECL_BUILT_IN.
6180
61812015-05-20  Marek Polacek  <polacek@redhat.com>
6182
6183	* c-decl.c: Use VAR_OR_FUNCTION_DECL_P throughout.
6184	* c-typeck.c: Likewise.
6185
61862015-05-19  Marek Polacek  <polacek@redhat.com>
6187
6188	* c-typeck.c (start_init): Use AGGREGATE_TYPE_P.
6189
61902015-05-19  Jakub Jelinek  <jakub@redhat.com>
6191
6192	PR middle-end/66199
6193	* c-parser.c (c_parser_omp_for_loop): Don't add
6194	OMP_CLAUSE_SHARED to OMP_PARALLEL_CLAUSES when moving
6195	OMP_CLAUSE_LASTPRIVATE clause to OMP_FOR_CLAUSES.
6196	(c_parser_omp_teams): Set OMP_TEAMS_COMBINED for combined
6197	constructs.
6198
61992015-05-19  Mikhail Maltsev  <maltsevm@gmail.com>
6200
6201	* c-typeck.c (build_array_ref): Use std::swap instead of explicit
6202	swaps.
6203
62042015-05-16  Manuel López-Ibáñez  <manu@gcc.gnu.org>
6205
6206	PR fortran/44054
6207	* c-objc-common.c (c_tree_printer): Replace locus pointer with
6208	accessor function.
6209
62102015-05-14  Marek Polacek  <polacek@redhat.com>
6211
6212	PR c/66066
6213	PR c/66127
6214	* c-typeck.c (digest_init): Call pedwarn_init with OPT_Wpedantic
6215	rather than with 0.
6216
62172015-05-12  David Malcolm  <dmalcolm@redhat.com>
6218
6219	* c-parser.c (c_parser_if_body): Add param "if_loc", use it
6220	to add a call to warn_for_misleading_indentation.
6221	(c_parser_else_body): Likewise, adding param "else_loc".
6222	(c_parser_if_statement): Check for misleading indentation.
6223	(c_parser_while_statement): Likewise.
6224	(c_parser_for_statement): Likewise.
6225
62262015-05-08  Marek Polacek  <polacek@redhat.com>
6227
6228	PR c/64918
6229	* c-typeck.c (add_pending_init): Use OPT_Woverride_init_side_effects.
6230	(output_init_element): Likewise.
6231
62322015-05-07  Marek Polacek  <polacek@redhat.com>
6233
6234	PR c/65179
6235	* c-typeck.c (build_binary_op): Warn when left shifting a negative
6236	value.
6237
62382015-04-30  Marek Polacek  <polacek@redhat.com>
6239
6240	* c-typeck.c (set_init_label): Call error_at instead of error and
6241	pass LOC to it.
6242
6243	* c-typeck.c (c_incomplete_type_error): Refactor to use %qT.  Print
6244	the type of a decl.
6245
6246	* c-typeck.c (c_build_va_arg): Clarify the error message.
6247
62482015-04-29  Thomas Schwinge  <thomas@codesourcery.com>
6249
6250	* c-parser.c (c_parser_oacc_enter_exit_data): Use
6251	OMP_STANDALONE_CLAUSES.
6252
62532015-04-28  Marek Polacek  <polacek@redhat.com>
6254
6255	* c-parser.c (c_parser_binary_expression): Remove duplicate line.
6256
62572015-04-28  Marek Polacek  <polacek@redhat.com>
6258
6259	PR c/65901
6260	* c-typeck.c (c_build_va_arg): Require TYPE be a complete type.
6261
62622015-04-25  Marek Polacek  <polacek@redhat.com>
6263
6264	PR c/52085
6265	* c-decl.c (finish_enum): Copy over TYPE_ALIGN.  Also check for "mode"
6266	attribute.
6267
62682015-04-23  Marek Polacek  <polacek@redhat.com>
6269
6270	PR c/65345
6271	* c-decl.c (set_labels_context_r): New function.
6272	(store_parm_decls): Call it via walk_tree_without_duplicates.
6273	* c-typeck.c (convert_lvalue_to_rvalue): Use create_tmp_var_raw
6274	instead of create_tmp_var.  Build TARGET_EXPR instead of
6275	COMPOUND_EXPR.
6276	(build_atomic_assign): Use create_tmp_var_raw instead of
6277	create_tmp_var.  Build TARGET_EXPRs instead of MODIFY_EXPR.
6278
62792015-04-20  Ilya Verbin  <ilya.verbin@intel.com>
6280
6281	* c-parser.c (c_parser_oacc_enter_exit_data): Remove excess semicolon.
6282	(c_parser_omp_target_update): Add missed %> to error_at ().
6283
62842015-04-10  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
6285
6286	PR target/55143
6287	* c-decl.c (c_default_pointer_mode): Remove definition.
6288	* c-tree.h (c_default_pointer_mode): Remove declaration.
6289
62902015-03-27  Tobias Burnus  <burnus@net-b.de>
6291
6292	PR c/65586
6293	* c-parser.c (c_parser_skip_to_pragma_eol): Optionally, don't
6294	error out.
6295	(c_parser_omp_for, c_parser_omp_parallel, c_parser_omp_distribute,
6296	c_parser_omp_teams, c_parser_omp_target, c_parser_omp_declare):
6297	Update calls to not error for skipped omp pragmas with -fopenmp-simd.
6298
62992015-03-19  Jakub Jelinek  <jakub@redhat.com>
6300
6301	* c-decl.c (c_decl_attributes): Also add "omp declare target"
6302	attribute for DECL_EXTERNAL VAR_DECLs.
6303
63042015-03-11  Jakub Jelinek  <jakub@redhat.com>
6305
6306	* c-parser.c (c_parse_init): Don't call xstrdup on get_identifier
6307	argument.
6308
63092015-03-10  Jakub Jelinek  <jakub@redhat.com>
6310
6311	PR c/65120
6312	* c-typeck.c (parser_build_binary_op): Check for tcc_comparison
6313	before preparing arguments to warn_logical_not_parentheses.
6314
63152015-03-09  Jakub Jelinek  <jakub@redhat.com>
6316
6317	PR c/65120
6318	* c-typeck.c (parser_build_binary_op): Don't warn for
6319	!!x == y or !b == y where b is _Bool.
6320
63212015-03-09  Marek Polacek  <polacek@redhat.com>
6322
6323	* c-convert.c (convert): Make use of do_ubsan_in_current_function.
6324	* c-decl.c (grokdeclarator): Likewise.
6325	* c-typeck.c (build_binary_op): Likewise.
6326
63272015-02-27  Marek Polacek  <polacek@redhat.com>
6328
6329	PR c/65228
6330	* c-decl.c (start_decl): Return NULL_TREE if decl is an error node.
6331
63322015-02-14  Marek Polacek  <polacek@redhat.com>
6333
6334	PR c/64768
6335	* c-decl.c (grokdeclarator): Set the range of a flexible array member
6336	declared through a typedef name.
6337
63382015-02-13  Marek Polacek  <polacek@redhat.com>
6339
6340	PR c/65050
6341	* c-decl.c (grokdeclarator): Print also the type when giving
6342	the error message about array's incomplete element type.
6343
63442015-02-11  Jakub Jelinek  <jakub@redhat.com>
6345
6346	PR c/64824
6347	* c-parser.c (c_parser_binary_expression): Fix OpenMP stack[sp].prec
6348	check in the POP macro.
6349
63502015-02-09  Marek Polacek  <polacek@redhat.com>
6351
6352	PR c/64856
6353	* c-typeck.c (process_init_element): Don't always wrap
6354	COMPOUND_LITERAL_EXPR in a SAVE_EXPR in C99 mode when
6355	initializing a range of elements.
6356
63572015-02-04  Jakub Jelinek  <jakub@redhat.com>
6358
6359	PR c/64824
6360	PR c/64868
6361	* c-parser.c (c_parser_omp_atomic): Handle RDIV_EXPR.
6362
63632015-02-02  Bruno Loff  <bruno.loff@gmail.com>
6364
6365	* c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks after
6366	processing enum declaration.
6367
63682015-01-29  Marek Polacek  <polacek@redhat.com>
6369
6370	PR c/64709
6371	* c-typeck.c (pop_init_level): If constructor_elements has
6372	exactly one element with integer_zerop value, set constructor_zeroinit
6373	to 1.  Remove braces around warning_init call.
6374
63752015-01-27  Jakub Jelinek  <jakub@redhat.com>
6376
6377	PR c/64766
6378	* c-typeck.c (store_init_value): Don't overwrite DECL_INITIAL
6379	of FUNCTION_DECLs with error_mark_node.
6380
63812015-01-26  Jakub Jelinek  <jakub@redhat.com>
6382
6383	PR c/64778
6384	* c-typeck.c (convert_arguments): Return -1 if there are
6385	error_args, even if we've diagnosed too many arguments.
6386
63872015-01-21  Richard Biener  <rguenther@suse.de>
6388
6389	PR middle-end/64313
6390	* c-decl.c (merge_decls): Call set_builtin_decl_declared_p
6391	for builtins the user declared correctly.
6392
63932015-01-15  Thomas Schwinge  <thomas@codesourcery.com>
6394	    Bernd Schmidt  <bernds@codesourcery.com>
6395	    Cesar Philippidis  <cesar@codesourcery.com>
6396	    James Norris  <jnorris@codesourcery.com>
6397	    Jakub Jelinek  <jakub@redhat.com>
6398	    Ilmir Usmanov  <i.usmanov@samsung.com>
6399
6400	* c-parser.c: Include "gomp-constants.h".
6401	(c_parser_omp_clause_map): Use enum gomp_map_kind instead of enum
6402	omp_clause_map_kind.  Use GOMP_MAP_* instead of OMP_CLAUSE_MAP_*.
6403	Use OMP_CLAUSE_SET_MAP_KIND.
6404	(c_parser_pragma): Handle PRAGMA_OACC_ENTER_DATA,
6405	PRAGMA_OACC_EXIT_DATA, PRAGMA_OACC_UPDATE.
6406	(c_parser_omp_construct): Handle PRAGMA_OACC_CACHE,
6407	PRAGMA_OACC_DATA, PRAGMA_OACC_KERNELS, PRAGMA_OACC_LOOP,
6408	PRAGMA_OACC_PARALLEL, PRAGMA_OACC_WAIT.
6409	(c_parser_omp_clause_name): Handle "auto", "async", "copy",
6410	"copyout", "create", "delete", "deviceptr", "gang", "host",
6411	"num_gangs", "num_workers", "present", "present_or_copy", "pcopy",
6412	"present_or_copyin", "pcopyin", "present_or_copyout", "pcopyout",
6413	"present_or_create", "pcreate", "seq", "self", "vector",
6414	"vector_length", "wait", "worker".
6415	(OACC_DATA_CLAUSE_MASK, OACC_KERNELS_CLAUSE_MASK)
6416	(OACC_ENTER_DATA_CLAUSE_MASK, OACC_EXIT_DATA_CLAUSE_MASK)
6417	(OACC_LOOP_CLAUSE_MASK, OACC_PARALLEL_CLAUSE_MASK)
6418	(OACC_UPDATE_CLAUSE_MASK, OACC_WAIT_CLAUSE_MASK): New macros.
6419	(c_parser_omp_variable_list): Handle OMP_CLAUSE__CACHE_.
6420	(c_parser_oacc_wait_list, c_parser_oacc_data_clause)
6421	(c_parser_oacc_data_clause_deviceptr)
6422	(c_parser_omp_clause_num_gangs, c_parser_omp_clause_num_workers)
6423	(c_parser_oacc_clause_async, c_parser_oacc_clause_wait)
6424	(c_parser_omp_clause_vector_length, c_parser_oacc_all_clauses)
6425	(c_parser_oacc_cache, c_parser_oacc_data, c_parser_oacc_kernels)
6426	(c_parser_oacc_enter_exit_data, c_parser_oacc_loop)
6427	(c_parser_oacc_parallel, c_parser_oacc_update)
6428	(c_parser_oacc_wait): New functions.
6429	* c-tree.h (c_finish_oacc_parallel, c_finish_oacc_kernels)
6430	(c_finish_oacc_data): New prototypes.
6431	* c-typeck.c: Include "gomp-constants.h".
6432	(handle_omp_array_sections): Handle GOMP_MAP_FORCE_DEVICEPTR.  Use
6433	GOMP_MAP_* instead of OMP_CLAUSE_MAP_*.  Use
6434	OMP_CLAUSE_SET_MAP_KIND.
6435	(c_finish_oacc_parallel, c_finish_oacc_kernels)
6436	(c_finish_oacc_data): New functions.
6437	(c_finish_omp_clauses): Handle OMP_CLAUSE__CACHE_,
6438	OMP_CLAUSE_NUM_GANGS, OMP_CLAUSE_NUM_WORKERS,
6439	OMP_CLAUSE_VECTOR_LENGTH, OMP_CLAUSE_ASYNC, OMP_CLAUSE_WAIT,
6440	OMP_CLAUSE_AUTO, OMP_CLAUSE_SEQ, OMP_CLAUSE_GANG,
6441	OMP_CLAUSE_WORKER, OMP_CLAUSE_VECTOR, and OMP_CLAUSE_MAP's
6442	GOMP_MAP_FORCE_DEVICEPTR.
6443
64442015-01-09  Michael Collison  <michael.collison@linaro.org>
6445
6446	* c-array-notation.c: Include hash-set.h, machmode.h,
6447	vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
6448	fold-const.h, wide-int.h, and inchash.h due to flattening of tree.h.
6449	* c-aux-info.c: Ditto.
6450	* c-convert.c: Ditto.
6451	* c-decl.c: Ditto.
6452	* c-errors.c: Ditto.
6453	* c-lang.c: Dittoxs.
6454	* c-objc-common.c: Ditto.
6455	* c-parser.c: Ditto.
6456	* c-typeck.c: Include hash-set.h, machmode.h,
6457	vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
6458	fold-const.h, wide-int.h, inchash.h, real.h and
6459	fixed-value.h due to flattening of tree.h.
6460
64612015-01-07  Marek Polacek  <polacek@redhat.com>
6462
6463	PR c/64417
6464	* c-typeck.c (process_init_element): Disallow initialization of
6465	a flexible array member with a string constant if the structure
6466	is in an array.
6467
64682015-01-05  Jakub Jelinek  <jakub@redhat.com>
6469
6470	PR sanitizer/64344
6471	* c-typeck.c (convert_for_assignment, c_finish_return): For
6472	-fsanitize=float-cast-overflow casts from REAL_TYPE to integer/enum
6473	types also set in_late_binary_op around convert call.
6474	* c-convert.c (convert): For -fsanitize=float-cast-overflow REAL_TYPE
6475	to integral type casts, if not in_late_binary_op, pass c_fully_fold
6476	result on expr as last argument to ubsan_instrument_float_cast,
6477	if in_late_binary_op, don't use c_save_expr but save_expr.
6478
6479	Update copyright years.
6480
64812015-01-05  Marek Polacek  <polacek@redhat.com>
6482
6483	PR c/64423
6484	* c-typeck.c (build_array_ref): Pass loc down to
6485	warn_array_subscript_with_type_char.
6486
64872014-12-20  Martin Uecker  <uecker@eecs.berkeley.edu>
6488
6489	* c-typeck.c: New behavious for pointers to arrays with qualifiers
6490	(common-pointer-type): For pointers to arrays take qualifiers from
6491	element type.
6492	(build_conditional_expr): Add warnings for lost qualifiers.
6493	(comp-target-types): Allow pointers to arrays with different qualifiers.
6494	(convert-for-assignment): Adapt warnings for discarded qualifiers. Add
6495	WARNING_FOR_QUALIFIERS macro and rename WARN_FOR_QUALIFIERS
6496	to PEDWARN_FOR_QUALIFIERS.
6497
64982014-12-17  Jakub Jelinek  <jakub@redhat.com>
6499
6500	PR sanitizer/64289
6501	* c-convert.c: Include ubsan.h.
6502	(convert): For real -> integral casts and
6503	-fsanitize=float-cast-overflow don't call convert_to_integer, but
6504	instead instrument the float cast directly.
6505
65062014-11-29  Jakub Jelinek  <jakub@redhat.com>
6507
6508	* c-typeck.c (convert_lvalue_to_rvalue, build_atomic_assign,
6509	c_finish_stmt_expr): Remove NULL last argument from
6510	create_tmp_var_raw and create_tmp_var calls.
6511	* c-array-notation.c (fix_builtin_array_notation_fn,
6512	build_array_notation_expr, fix_conditional_array_notations_1,
6513	fix_array_notation_expr, fix_array_notation_call_expr): Likewise.
6514
65152014-11-28  Marek Polacek  <polacek@redhat.com>
6516
6517	PR c/63862
6518	* c-typeck.c (build_binary_op) <RSHIFT_EXPR, LSHIFT_EXPR>: Don't
6519	convert the right operand to integer type.
6520
65212014-11-25  Marek Polacek  <polacek@redhat.com>
6522
6523	PR c/63877
6524	* c-decl.c (start_function): Disable -Wmissing-declarations warning
6525	for inline functions.
6526
65272014-11-21  Jakub Jelinek  <jakub@redhat.com>
6528
6529	PR target/63764
6530	* c-typeck.c (build_array_ref): Adjust
6531	convert_vector_to_pointer_for_subscript caller.  If it returns true,
6532	call non_lvalue_loc on the result.
6533
65342014-11-11  Richard Biener  <rguenther@suse.de>
6535
6536	* c-decl.c (c_init_decl_processing): Do not set pedantic_lvalues
6537	to true.
6538
65392014-11-10  Andi Kleen  <ak@linux.intel.com>
6540
6541	PR c/60804
6542	* c-parser.c (c_parser_statement_after_labels): Call
6543	check_no_cilk.
6544	(c_parser_if_statement): Dito.
6545	(c_parser_switch_statement): Dito.
6546	(c_parser_while_statement): Dito.
6547	(c_parser_do_statement): Dito.
6548	(c_parser_for_statement): Dito.
6549	* c-typeck.c (c_finish_loop): Dito.
6550
65512014-11-10  Paolo Carlini  <paolo.carlini@oracle.com>
6552
6553	* c-typeck.c (build_binary_op): Use OPT_Wshift_count_negative and
6554	OPT_Wshift_count_overflow in the warnings.
6555
65562014-10-30  Marek Polacek  <polacek@redhat.com>
6557
6558	* c-objc-common.c (c_tree_printer) <case 'T'>: For a typedef name,
6559	print the stripped version as well, if they're not the same.
6560
65612014-10-29  Richard Sandiford  <richard.sandiford@arm.com>
6562
6563	* c-decl.c, c-tree.h, c-typeck.c: Remove redundant enum from
6564	machine_mode.
6565
65662014-10-28  Andrew MacLeod  <amacleod@redhat.com>
6567
6568	* c-decl.c: Adjust include files.
6569	* c-parser.c: Ditto.
6570
65712014-10-27  Phil Muldoon  <pmuldoon@redhat.com>
6572	    Tom Tromey  <tromey@redhat.com>
6573
6574	* c-tree.h (enum c_oracle_request): New.
6575	(c_binding_oracle_function): New typedef.
6576	(c_binding_oracle, c_pushtag, c_bind): Declare.
6577	* c-decl.c (c_binding_oracle): New global.
6578	(I_SYMBOL_CHECKED): New macro.
6579	(i_symbol_binding): New function.
6580	(I_SYMBOL_BINDING, I_SYMBOL_DECL): Redefine.
6581	(I_TAG_CHECKED): New macro.
6582	(i_tag_binding): New function.
6583	(I_TAG_BINDING, I_TAG_DECL): Redefine.
6584	(I_LABEL_CHECKED): New macro.
6585	(i_label_binding): New function.
6586	(I_LABEL_BINDING, I_LABEL_DECL): Redefine.
6587	(c_print_identifier): Save and restore c_binding_oracle.
6588	(c_pushtag, c_bind): New functions.
6589
65902014-10-27  Andrew MacLeod  <amacleod@redhat.com>
6591
6592	* c-typeck.c: Adjust include files.
6593
65942014-10-26  Manuel López-Ibáñez  <manu@gcc.gnu.org>
6595
6596	PR c++/53061
6597	* c-objc-common.c (c_objc_common_init): Do not do diagnostics
6598	initialization here...
6599	(c_initialize_diagnostics): ... but here. Set defaults after
6600	building pretty-printer.
6601
66022014-10-23  Marek Polacek  <polacek@redhat.com>
6603
6604	PR c/63626
6605	* c-decl.c (pop_scope): Don't print warning in external_scope.
6606
66072014-10-19  Marek Polacek  <polacek@redhat.com>
6608
6609	PR c/63567
6610	* c-typeck.c (output_init_element): Allow initializing objects with
6611	static storage duration with compound literals even in C99 and add
6612	pedwarn for it.
6613
66142014-10-17  Marek Polacek  <polacek@redhat.com>
6615
6616	PR c/63567
6617	* c-typeck.c (digest_init): Allow initializing objects with static
6618	storage duration with compound literals even in C99 and add pedwarn
6619	for it.
6620
66212014-10-17  Marek Polacek  <polacek@redhat.com>
6622
6623	PR c/63543
6624	* c-tree.h (C_TYPE_ERROR_REPORTED): Define.
6625	* c-typeck.c (build_indirect_ref): Don't print the "dereferencing..."
6626	error multiple times.  Print the type.
6627
66282014-10-17  Marek Polacek  <polacek@redhat.com>
6629
6630	PR c/63549
6631	* c-typeck.c (build_array_ref): Bail if the index in an incomplete
6632	type.
6633
66342014-10-17  Marek Polacek  <polacek@redhat.com>
6635
6636	* c-decl.c (grokdeclarator): Use OPT_Wimplicit_int unconditionally.
6637	(start_function): Use OPT_Wimplicit_int instead of 0.
6638	(store_parm_decls_oldstyle): Likewise.
6639
66402014-10-17  Alan Modra  <amodra@gmail.com>
6641
6642	PR middle-end/61848
6643	* c-decl.c (merge_decls): Don't merge section name or tls model
6644	to newdecl symtab node, instead merge to olddecl.  Override
6645	existing olddecl section name.  Set tls_model for all thread-local
6646	vars, not just OMP thread-private ones.  Remove incorrect comment.
6647
66482014-10-16  Andrew MacLeod  <amacleod@redhat.com>
6649
6650	* c-decl.c: Adjust include files.
6651
66522014-10-14  DJ Delorie  <dj@redhat.com>
6653
6654	* c-parser.c (c_parse_init): Add RID entries for each __intN.
6655	(c_token_starts_typename): Check all __intN, not just __int128.
6656	(c_token_starts_declspecs): Likewise.
6657	(c_parser_declspecs): Likewise.
6658	(c_parser_attribute_any_word): Likewise.
6659	(c_parser_objc_selector): Likewise.
6660	* c-tree.h (c_typespec_keyword): cts_int128 -> cts_int_n.
6661	(struct c_declspecs): Add int_n_idx field to record *which* __intN
6662	is specified.
6663	* c-decl.c (declspecs_add_type): Check for all __intN, not just
6664	__int128.
6665	(finish_declspecs): Likewise.
6666
66672014-10-13  Anthony Brandon  <anthony.brandon@gmail.com>
6668
6669	* c-parser.c (c_parser_all_labels): New function to replace
6670	the duplicate code.
6671	(c_parser_statement): Call the new function.
6672
66732014-10-09  Marek Polacek  <polacek@redhat.com>
6674
6675	PR c/63480
6676	* c-typeck.c (pop_init_level): Don't warn about initializing
6677	with { }.
6678
66792014-10-07  Marek Polacek  <polacek@redhat.com>
6680
6681	PR c/59717
6682	* c-decl.c (header_for_builtin_fn): New function.
6683	(implicitly_declare): Suggest which header to include.
6684
66852014-10-07  Marek Polacek  <polacek@redhat.com>
6686
6687	* c-convert.c (convert): Use error_operand_p.
6688	* c-typeck.c (require_complete_type): Likewise.
6689	(really_atomic_lvalue): Likewise.
6690	(digest_init): Likewise.
6691	(handle_omp_array_sections_1): Likewise.
6692
66932014-10-03  Marek Polacek  <polacek@redhat.com>
6694
6695	PR c/63453
6696	* c-decl.c (pop_scope): Don't warn about "inline function declared
6697	but never defined" for functions marked with gnu_inline attribute.
6698
66992014-09-25  Jakub Jelinek  <jakub@redhat.com>
6700
6701	PR c++/63249
6702	* c-parser.c (c_parser_omp_variable_list): Call mark_exp_read
6703	on low_bound and length.
6704
67052014-09-24  Marek Polacek  <polacek@redhat.com>
6706
6707	PR c/61405
6708	PR c/53874
6709	* c-parser.c: Don't define CPP_KEYWORD.
6710	(c_parser_switch_statement): Pass original type to c_finish_case.
6711	* c-tree.h (c_finish_case): Update declaration.
6712	* c-typeck.c (c_finish_case): Add TYPE parameter.  Pass it
6713	conditionally to c_do_switch_warnings.
6714
67152014-09-03  Marek Polacek  <polacek@redhat.com>
6716
6717	PR c/62024
6718	* c-parser.c (c_parser_static_assert_declaration_no_semi): Strip no-op
6719	conversions.
6720
67212014-09-02  Jakub Jelinek  <jakub@redhat.com>
6722	    Balaji V. Iyer  <balaji.v.iyer@intel.com>
6723	    Igor Zamyatin  <igor.zamyatin@intel.com>
6724
6725	* c-parser.c (c_parser_cilk_for): New function.
6726	(c_parser_cilk_grainsize): Likewise.
6727	(c_get_temp_regvar): Likewise.
6728	(c_parser_statement_after_labels): Added RID_CILK_FOR case.
6729	(c_parser_pragma): Added PRAGMA_CILK_GRAINSIZE case.
6730	(c_parser_omp_for_loop): Added CILK_FOR and CILK_SIMD checks.
6731	* c-typeck.c (c_finish_omp_clauses): Added OMP_CLAUSE__CILK_FOR_COUNT_
6732	case.
6733
67342014-08-27  Chen Gang  <gang.chen.5i5j@gmail.com>
6735
6736	* c-aux-info.c (gen_type): Resize 'buff' from 10 to 23 bytes,
6737	with using HOST_WIDE_INT without truncation to 'int'
6738
67392014-08-22  Marek Polacek  <polacek@redhat.com>
6740
6741	PR c++/62199
6742	* c-typeck.c (parser_build_binary_op): Adjust call to
6743	warn_logical_not_parentheses.
6744
67452014-08-22  Igor Zamyatin  <igor.zamyatin@intel.com>
6746
6747	PR other/62008
6748	* c-parser.c (c_parser_array_notation): Check for correct
6749	type of an array added.
6750
67512014-08-19  Marek Polacek  <polacek@redhat.com>
6752
6753	PR c++/62153
6754	* c-typeck.c (build_binary_op): If either operand of a comparison
6755	is a boolean expression, call maybe_warn_bool_compare.
6756
67572014-08-19  Patrick Palka  <ppalka@gcc.gnu.org>
6758
6759	PR c/45584
6760	* c-typeck.c (build_c_cast): Do a conversion even when the
6761	TYPE_MAIN_VARIANTs are the same.
6762
67632014-08-19  Marek Polacek  <polacek@redhat.com>
6764
6765	* c-decl.c (diagnose_mismatched_decls): Unconditionally call
6766	pedwarn_c99 instead of pedwarn.
6767	(grokfield): Likewise.
6768	(warn_defaults_to): New function.
6769	(grokdeclarator): Call warn_defaults_to instead of pedwarn_c99.
6770	Unconditionally call pedwarn_c99 instead of pedwarn.
6771	(start_function): Call warn_defaults_to instead of pedwarn_c99.
6772	(declspecs_add_scspec): Call pedwarn_c99 instead of pedwarn, don't
6773	check flag_isoc11 before.
6774	* c-errors.c (pedwarn_c99): Change the return type to bool.
6775	Handle -Wc99-c11-compat.
6776	* c-parser.c (disable_extension_diagnostics): Handle
6777	warn_c99_c11_compat.
6778	(restore_extension_diagnostics): Likewise.
6779	(c_parser_static_assert_declaration_no_semi): Call pedwarn_c99
6780	instead of pedwarn, don't check flag_isoc11 before.
6781	(c_parser_declspecs): Likewise.
6782	(c_parser_alignas_specifier): Likewise.
6783	(c_parser_alignof_expression): Likewise.
6784	(c_parser_generic_selection): Likewise.
6785	* c-tree.h (pedwarn_c99): Update declaration.
6786	* c-typeck.c (c_finish_return): Call pedwarn or warning_at instead
6787	of pedwarn_c99.
6788
67892014-08-19  Marek Polacek  <polacek@redhat.com>
6790
6791	* c-decl.c (warn_variable_length_array): Pass OPT_Wvla unconditionally
6792	to pedwarn_c90.
6793	* c-errors.c: Include "opts.h".
6794	(pedwarn_c90): Rewrite to handle -Wno-c90-c99-compat better.
6795	* c-parser.c (disable_extension_diagnostics): Handle negative value
6796	of warn_c90_c99_compat, too.
6797	(restore_extension_diagnostics): Likewise.
6798	(c_parser_compound_statement_nostart): Pass
6799	OPT_Wdeclaration_after_statement unconditionally to pedwarn_c90.
6800
68012014-08-12  Marek Polacek  <polacek@redhat.com>
6802
6803	* c-parser.c (c_parser_postfix_expression) <case RID_FUNCTION_NAME>:
6804	Add pedwarn.
6805	(c_parser_postfix_expression) <case RID_PRETTY_FUNCTION_NAME>:
6806	Likewise.
6807	(c_parser_postfix_expression) <case RID_C99_FUNCTION_NAME>: Likewise.
6808
68092014-08-10  Marek Polacek  <polacek@redhat.com>
6810
6811	PR c/51849
6812	* c-decl.c (build_array_declarator): Remove check for !flag_isoc99.
6813	Call pedwarn_c90 instead of pedwarn.
6814	(check_bitfield_type_and_width): Likewise.
6815	(declspecs_add_qual): Likewise.
6816	(declspecs_add_type): Likewise.
6817	(warn_variable_length_array): Unify function for -pedantic and -Wvla.
6818	Adjust to only call pedwarn_c90.
6819	(grokdeclarator): Remove pedantic && !flag_isoc99 check.  Call
6820	pedwarn_c90 instead of pedwarn.
6821	* c-errors.c (pedwarn_c90): Handle -Wc90-c99-compat.
6822	* c-parser.c (disable_extension_diagnostics): Handle
6823	warn_c90_c99_compat.
6824	(restore_extension_diagnostics): Likewise.
6825	(c_parser_enum_specifier): Remove check for !flag_isoc99.  Call
6826	pedwarn_c90 instead of pedwarn.
6827	(c_parser_initelt): Likewise.
6828	(c_parser_postfix_expression): Likewise.
6829	(c_parser_postfix_expression_after_paren_type): Likewise.
6830	(c_parser_compound_statement_nostart): Remove check for !flag_isoc99.
6831	* c-tree.h: Fix formatting.
6832	* c-typeck.c (build_array_ref): Remove check for !flag_isoc99.  Call
6833	pedwarn_c90 instead of pedwarn.
6834
68352014-08-07  Trevor Saunders  <tsaunders@mozilla.com>
6836
6837	* c-typeck.c: Remove include of pointer-set.h.
6838
68392014-08-07  Marek Polacek  <polacek@redhat.com>
6840
6841	* c-typeck.c (pointer_diff): Remove P - (P + CST) optimization.
6842
68432014-08-02  Trevor Saunders  <tsaunders@mozilla.com>
6844
6845	* c-typeck.c: Use hash_map instead of pointer_map.
6846
68472014-08-02  Trevor Saunders  <tsaunders@mozilla.com>
6848
6849	* c-decl.c: Use hash_set instead of pointer_set.
6850
68512014-08-01  Igor Zamyatin  <igor.zamyatin@intel.com>
6852
6853	PR middle-end/61455
6854	* c-array-notation.c (expand_array_notations): Handling
6855	of DECL_EXPR added.
6856
68572014-07-31  Marc Glisse  <marc.glisse@inria.fr>
6858
6859	PR c++/60517
6860	* c-typeck.c (c_finish_return): Return 0 instead of the address of
6861	a local variable.
6862
68632014-07-30  Tom Tromey  <tromey@redhat.com>
6864
6865	* c-typeck.c (struct constructor_stack) <designator_depth>: New
6866	field.
6867	(really_start_incremental_init, push_init_level): Initialize
6868	designator_depth.
6869	(pop_init_level): Set global designator_depth.
6870	(process_init_element): Check for designated_init attribute.
6871
68722014-07-20  Marek Polacek  <polacek@redhat.com>
6873
6874	PR c/61852
6875	* c-decl.c (implicit_decl_warning): Add location_t parameter.  Use it.
6876	(implicitly_declare): Pass location to implicit_decl_warning.
6877
68782014-07-14  Jakub Jelinek  <jakub@redhat.com>
6879
6880	PR middle-end/61294
6881	* c-parser.c (c_parser_expr_list): Add new argument literal_zero_mask.
6882	If non-NULL, call c_parser_check_literal_zero.
6883	(c_parser_check_literal_zero): New function.
6884	(c_parser_postfix_expression_after_primary): Adjust
6885	c_parser_expr_list caller, handle -Wmemset-transposed-args.
6886
68872014-07-06  Marek Polacek  <polacek@redhat.com>
6888
6889	PR c/6940
6890	* c-decl.c (grokdeclarator): Set C_ARRAY_PARAMETER.
6891	* c-tree.h (C_ARRAY_PARAMETER): Define.
6892	* c-typeck.c (c_expr_sizeof_expr): Warn when using sizeof on an array
6893	function parameter.
6894
68952014-07-02  Jan Hubicka  <hubicka@ucw.cz>
6896	    Chen Gang  <gang.chen.5i5j@gmail.com>
6897
6898	* c-decl.c (duplicate_decls): CLear DECL_STRUCT_FUNCTION before
6899	releasing symbol.
6900
69012014-07-01  Marek Polacek  <polacek@redhat.com>
6902
6903	* c-typeck.c (convert_for_assignment): Pass OPT_Wint_conversion
6904	instead of 0 to WARN_FOR_ASSIGNMENT.
6905
69062014-07-01  Marek Polacek  <polacek@redhat.com>
6907
6908	PR c/58286
6909	* c-typeck.c (convert_for_assignment): Pass
6910	OPT_Wincompatible_pointer_types instead of 0 to WARN_FOR_ASSIGNMENT.
6911
69122014-06-30  Marek Polacek  <polacek@redhat.com>
6913
6914	* c-decl.c (grokdeclarator): Don't instrument VLAs if the function
6915	has no_sanitize_undefined attribute.
6916
69172014-06-30  Igor Zamyatin  <igor.zamyatin@intel.com>
6918
6919	PR middle-end/57541
6920	* c-array-notation.c (fix_builtin_array_notation_fn):
6921	Check for 0 arguments in builtin call. Check that bultin argument is
6922	correct.
6923	* c-parser.c (c_parser_array_notation): Check for incorrect initial
6924	index.
6925
69262014-06-27  Sebastian Huber  <sebastian.huber@embedded-brains.de>
6927
6928	* c-parser.c (c_parser_declaration_or_fndef): Discard all type
6929	qualifiers in __auto_type for atomic types.
6930	(c_parser_typeof_specifier): Discard all type qualifiers in
6931	__typeof__ for atomic types.
6932
69332014-06-25  Marek Polacek  <polacek@redhat.com>
6934
6935	PR c/61162
6936	* c-parser.c (c_parser_statement_after_labels): Pass the location of
6937	the return expression to c_finish_return.
6938
69392014-06-25  Jakub Jelinek  <jakub@redhat.com>
6940
6941	* c-typeck.c (c_finish_omp_clauses): Make sure
6942	OMP_CLAUSE_LINEAR_STEP has correct type.
6943
69442014-06-24  Trevor Saunders  <tsaunders@mozilla.com>
6945
6946	* c-decl.c: Adjust.
6947
69482014-06-24  Jakub Jelinek  <jakub@redhat.com>
6949
6950	* c-parser.c (c_parser_omp_for_loop): For
6951	#pragma omp parallel for simd move lastprivate clause from parallel
6952	to for rather than simd.
6953
69542014-06-23  Marek Polacek  <polacek@redhat.com>
6955
6956	* c-typeck.c (parser_build_binary_op): Don't call
6957	warn_logical_not_parentheses if the RHS is TRUTH_NOT_EXPR.
6958
69592014-06-15  Jan Hubicka  <hubicka@ucw.cz>
6960
6961	* c-parser.c (c_parser_omp_threadprivate): Likewise.
6962	* c-decl.c (merge_decls): Likewise.
6963
69642014-06-09  Marek Polacek  <polacek@redhat.com>
6965
6966	PR c/36446
6967	* c-typeck.c (error_init): Call inform instead of error_at.
6968	(pedwarn_init): Call inform instead of pedwarn.
6969	(warning_init): Call inform instead of warning_at.
6970
69712014-06-07  Jan Hubicka  <hubicka@ucw.cz>
6972
6973	* c-decl.c (merge_decls): Use set_decl_section_name.
6974	(duplicate_decls): Remove node if it exists.
6975
69762014-06-05  S. Gilles  <sgilles@terpmail.umd.edu>
6977
6978	PR c/53119
6979	* c-typeck.c (push_init_level, process_init_element,
6980	pop_init_level): Correct check for zero initialization, move
6981	missing brace warning to respect zero initialization.
6982
69832014-06-05  Marek Polacek  <polacek@redhat.com>
6984
6985	PR c/56724
6986	* c-typeck.c (convert_for_assignment): Use expr_loc for ic_argpass.
6987
69882014-06-05  Marek Polacek  <polacek@redhat.com>
6989
6990	PR c/49706
6991	* c-typeck.c (parser_build_binary_op): Warn when logical not is used
6992	on the left hand side operand of a comparison.
6993
69942014-06-05  Marek Polacek  <polacek@redhat.com>
6995
6996	PR c/48062
6997	* c-decl.c (warn_if_shadowing): Call inform instead of warning_at.
6998	Print note only if the warning was printed.
6999
70002014-06-04  Igor Zamyatin  <igor.zamyatin@intel.com>
7001
7002	PR c/58942
7003	* c-array-notation.c (fix_builtin_array_notation_fn): Handle the case
7004	with a pointer.
7005
70062014-06-03  Marek Polacek  <polacek@redhat.com>
7007
7008	PR c/60439
7009	* c-parser.c (c_parser_switch_statement): Pass explicit_cast_p to
7010	c_start_case.
7011	* c-tree.h (c_start_case): Update.
7012	* c-typeck.c (c_start_case): Add new boolean parameter.  Warn if
7013	switch condition has boolean value.
7014
70152014-06-02  Andrew MacLeod  <amacleod@redhat.com>
7016
7017	* c-decl.c: Include builtins.h.
7018	* c-parser.c: Likewise.
7019
70202014-05-27  Marek Polacek  <polacek@redhat.com>
7021
7022	PR c/56724
7023	* c-typeck.c (convert_arguments): Get location of a parameter.  Change
7024	error and warning calls to error_at and warning_at.  Pass location of
7025	a parameter to it.  Call warning_at with OPT_Wtraditional_conversion.
7026	(convert_for_assignment): Add parameter to WARN_FOR_ASSIGNMENT and
7027	WARN_FOR_QUALIFIERS.  Pass expr_loc to those.
7028
70292014-05-26  Igor Zamyatin  <igor.zamyatin@intel.com>
7030
7031	PR c/61191
7032	* c-array-notation.c (fix_builtin_array_notation_fn): Check invalid
7033	function parameters.
7034
70352014-05-23  Jan Hubicka  <hubicka@ucw.cz>
7036
7037	* c-decl.c (merge_decls): Preserve symtab node pointers.
7038	(duplicate_decls): Free new decl.
7039
70402014-05-23  Thomas Schwinge  <thomas@codesourcery.com>
7041
7042	* c-typeck.c (c_finish_omp_clauses): Remove duplicated variable
7043	initialization.
7044
7045	* c-parser.c (c_parser_omp_target): Return bool values.
7046
70472014-05-22  Thomas Schwinge  <thomas@codesourcery.com>
7048
7049	* c-parser.c (c_parser_omp_clause_thread_limit): Rename
7050	num_teams_loc variable to num_thread_limit_loc.
7051
70522014-05-21  Richard Sandiford  <rsandifo@linux.vnet.ibm.com>
7053
7054	* c-array-notation.c (expand_array_notations): Use void_node
7055	instead of void_zero_node.
7056
70572014-05-17  Trevor Saunders  <tsaunders@mozilla.com>
7058
7059	* c-decl.c (finish_struct): Adjust.
7060	(finish_enum): Likewise.
7061	(bind): Adjust.
7062	(record_inline_static): Likewise.
7063	(push_scope): Likewise.
7064	(make_label): Likewise.
7065	(lookup_label_for_goto): Likewise.
7066	(finish_struct): Likewise.
7067	(finish_enum): Likewise.
7068	(store_parm_decls): Likewise.
7069	(c_push_function_context): Likewise.
7070	* c-lang.h: Remove usage of variable_size gty attribute.
7071	* c-parser.c (c_parse_init): Adjust.
7072	(c_parse_file): Likewise.
7073
70742014-05-13  Marek Polacek  <polacek@redhat.com>
7075
7076	PR c/61162
7077	* c-typeck.c (convert_for_assignment): Pass location to
7078	WARN_FOR_ASSIGNMENT instead of input_location.
7079
70802014-05-10  Marek Polacek  <polacek@redhat.com>
7081
7082	* c-parser.c (c_parser_declaration_or_fndef): Pass init_loc to
7083	maybe_warn_string_init.
7084	(c_parser_postfix_expression_after_paren_type): Pass type_loc to
7085	maybe_warn_string_init.
7086	* c-tree.h (maybe_warn_string_init): Update declaration.
7087	* c-typeck.c (maybe_warn_string_init): Add location parameter.
7088	Call pedwarn_init with loc instead of with input_location.
7089	(digest_init): Pass init_loc to maybe_warn_string_init.
7090	(pop_init_level): Call pedwarn_init with loc instead of with
7091	input_location.
7092	(set_init_index): Likewise.
7093	(process_init_element): Likewise.
7094
70952014-05-09  Marek Polacek  <polacek@redhat.com>
7096
7097	PR c/61096
7098	* c-parser.c (c_parser_braced_init): Pass brace_loc to push_init_level.
7099	(c_parser_initelt): Pass location to set_init_label.  Pass array index
7100	location to set_init_index.
7101	* c-tree.h (push_init_level): Update declaration.
7102	(pop_init_level): Likewise.
7103	(set_init_index): Likewise.
7104	(set_init_label): Likewise.
7105	* c-typeck.c (error_init): Add location parameter.  Call error_at
7106	instead of error.
7107	(digest_init): Pass init_loc to error_init.
7108	(really_start_incremental_init):
7109	(push_init_level): Add location parameter.  Pass loc to pop_init_level
7110	and error_init.
7111	(pop_init_level): Likewise.
7112	(set_designator): Add location parameter.  Pass loc to pop_init_level,
7113	push_init_level, and error_init.
7114	(set_init_index): Add location parameter.  Pass loc to error_init and
7115	set_designator.
7116	(set_init_label): Likewise.
7117	(output_init_element): Pass loc to error_init.
7118	(process_init_element): Pass loc to error_init, pop_init_level,
7119	pedwarn_init, and push_init_level.
7120
71212014-05-09  Marek Polacek  <polacek@redhat.com>
7122
7123	PR c/50459
7124	* c-parser.c (c_parser_attributes): Parse the arguments as an
7125	expression-list if the attribute takes identifier.
7126
71272014-05-08  Marek Polacek  <polacek@redhat.com>
7128
7129	PR c/61053
7130	* c-decl.c (grokdeclarator): Use min_align_of_type instead of
7131	TYPE_ALIGN_UNIT.
7132
71332014-05-08  Marek Polacek  <polacek@redhat.com>
7134
7135	PR c/61077
7136	* c-decl.c (start_function): Warn for _Atomic-qualified return type
7137	of main.
7138
71392014-05-06  Kenneth Zadeck  <zadeck@naturalbridge.com>
7140	    Mike Stump  <mikestump@comcast.net>
7141	    Richard Sandiford  <rdsandiford@googlemail.com>
7142
7143	* c-decl.c (check_bitfield_type_and_width): Use TYPE_SIGN.
7144	(finish_enum): Use wide-int interfaces.
7145	* c-parser.c (c_parser_cilk_clause_vectorlength): Likewise.
7146	* c-typeck.c (build_c_cast): Likewise.
7147	(set_nonincremental_init_from_string): Likewise.
7148	(c_tree_equal): Likewise.
7149
71502014-05-02  Marek Polacek  <polacek@redhat.com>
7151
7152	PR c/25801
7153	* c-typeck.c (c_size_in_bytes): Update comment.  Don't call error.
7154	Return size_one_node when the type is not complete.
7155	(pointer_diff): Remove comment.
7156	(build_unary_op): Improve error messages.
7157
71582014-05-02  Marek Polacek  <polacek@redhat.com>
7159
7160	* c-typeck.c (c_finish_return): Separate warning_at calls.
7161
71622014-05-02  Marek Polacek  <polacek@redhat.com>
7163
7164	* c-tree.h (error_init): Remove declaration.
7165	(pedwarn_init): Likewise.
7166	* c-typeck.c (error_init): Make static and move above.
7167	(pedwarn_init): Likewise.
7168	(warning_init): Move above.
7169	(maybe_warn_string_init): Likewise.
7170
71712014-05-01  Jeff Law  <law@redhat.com>
7172
7173	Revert:
7174
7175	2014-04-24  Prathamesh Kulkarni  <bilbotheelffriend@gmail.com>
7176	* c-parser.c (c_parser_sizeof_expression): Reorganize slightly to
7177	avoid goto.
7178
71792014-05-02  Marek Polacek  <polacek@redhat.com>
7180
7181	PR c/60784
7182	* c-typeck.c (push_init_level): Set constructor_designated to
7183	p->designated for structures.
7184
71852014-05-01  Marek Polacek  <polacek@redhat.com>
7186
7187	PR c/60915
7188	* c-parser.c (c_parser_declaration_or_fndef): Give better error if
7189	function-definition has an attribute after the declarator.
7190
71912014-05-01  Marek Polacek  <polacek@redhat.com>
7192
7193	PR c/60257
7194	* c-typeck.c (warning_init): Add location_t parameter.  Call
7195	warning_at instead of warning.
7196	(push_init_level): Pass input_location to warning_init.
7197	(add_pending_init): Add location_t parameter.  Pass loc to
7198	warning_init.
7199	(set_nonincremental_init): Pass input_location to add_pending_init.
7200	(set_nonincremental_init_from_string): Likewise.
7201	(output_init_element): Pass loc to warning_init and to
7202	add_pending_init.
7203
72042014-05-01  Marek Polacek  <polacek@redhat.com>
7205
7206	PR c/43395
7207	* c-typeck.c (c_finish_return): Distinguish between label and variable
7208	when warning about returning local address.
7209
72102014-05-01  Marek Polacek  <polacek@redhat.com>
7211
7212	PR c/29467
7213	* c-decl.c (declspecs_add_type): Pedwarn if boolean types are used
7214	in C89 mode.
7215
72162014-05-01  Marek Polacek  <polacek@redhat.com>
7217
7218	PR c/43245
7219	* c-typeck.c (convert_for_assignment): Pass OPT_Wdiscarded_qualifiers
7220	instead of 0 to WARN_FOR_QUALIFIERS.
7221
72222014-05-01  Marek Polacek  <polacek@redhat.com>
7223
7224	PR c/56989
7225	* c-typeck.c (default_conversion): Use better location for
7226	error call.
7227
72282014-04-30  Marek Polacek  <polacek@redhat.com>
7229
7230	* c-typeck.c (build_binary_op): Call ubsan_instrument_division
7231	also when SANITIZE_FLOAT_DIVIDE is on.
7232
72332014-04-30  Marek Polacek  <polacek@redhat.com>
7234
7235	PR c/60139
7236	* c-typeck.c (output_init_element): Pass OPT_Wpedantic to pedwarn
7237	and pedwarn_init.  Use loc insted of input_location.
7238
72392014-04-30  Marek Polacek  <polacek@redhat.com>
7240
7241	PR c/60351
7242	* c-typeck.c (build_binary_op): Use location when warning about
7243	shift count.
7244
72452014-04-25  Marek Polacek  <polacek@redhat.com>
7246
7247	PR c/18079
7248	* c-decl.c (diagnose_mismatched_decls): Warn for mismatched
7249	always_inline/noinline and hot/cold attributes.
7250
72512014-04-25  Marek Polacek  <polacek@redhat.com>
7252
7253	PR c/60114
7254	* c-parser.c (c_parser_initelt): Pass input_location to
7255	process_init_element.
7256	(c_parser_initval): Pass loc to process_init_element.
7257	* c-tree.h (process_init_element): Adjust declaration.
7258	* c-typeck.c (push_init_level): Pass input_location to
7259	process_init_element.
7260	(pop_init_level): Likewise.
7261	(set_designator): Likewise.
7262	(output_init_element): Add location_t parameter.  Pass loc to
7263	digest_init.
7264	(output_pending_init_elements): Pass input_location to
7265	output_init_element.
7266	(process_init_element): Add location_t parameter.  Pass loc to
7267	output_init_element.
7268
72692014-04-24  Jakub Jelinek  <jakub@redhat.com>
7270
7271	* c-parser.c (c_parser_omp_atomic): Allow seq_cst before
7272	atomic-clause, allow comma in between atomic-clause and
7273	seq_cst.
7274
72752014-04-22  Jakub Jelinek  <jakub@redhat.com>
7276
7277	PR c/59073
7278	* c-parser.c (c_parser_omp_parallel): If c_parser_omp_for
7279	fails, don't set OM_PARALLEL_COMBINED and return NULL.
7280
72812014-04-12  Igor Zamyatin  <igor.zamyatin@intel.com>
7282
7283	PR middle-end/60469
7284	* c-array-notation.c (fix_builtin_array_notation_fn): Use
7285	create_tmp_var instead build_decl for creating temps.
7286	(build_array_notation_expr): Likewise.
7287	(fix_conditional_array_notations_1): Likewise.
7288	(fix_array_notation_expr): Likewise.
7289	(fix_array_notation_call_expr): Likewise.
7290
72912014-03-28  Jakub Jelinek  <jakub@redhat.com>
7292
7293	PR c++/60689
7294	* c-tree.h (c_build_function_call_vec): New prototype.
7295	* c-typeck.c (build_function_call_vec): Don't call
7296	resolve_overloaded_builtin here.
7297	(c_build_function_call_vec): New wrapper function around
7298	build_function_call_vec.  Call resolve_overloaded_builtin here.
7299	(convert_lvalue_to_rvalue, build_function_call, build_atomic_assign):
7300	Call c_build_function_call_vec instead of build_function_call_vec.
7301	* c-parser.c (c_parser_postfix_expression_after_primary): Likewise.
7302	* c-decl.c (finish_decl): Likewise.
7303
73042014-03-18  Manuel López-Ibáñez  <manu@gcc.gnu.org>
7305
7306	PR c/55383
7307	* c-typeck.c: Use correct format string in cast-qual warning
7308
73092014-03-07  Thomas Schwinge  <thomas@codesourcery.com>
7310
7311	* c-decl.c (c_decl_attributes): Use
7312	lang_hooks.types.omp_mappable_type.
7313	* c-typeck.c (c_finish_omp_clauses): Likewise.
7314
73152014-03-06  Marek Polacek  <polacek@redhat.com>
7316
7317	PR c/60197
7318	* c-typeck.c (c_finish_return): Call contains_cilk_spawn_stmt instead
7319	of checking tree code.
7320
73212014-02-19  Prathamesh Kulkarni  <bilbotheelffriend@gmail.com>
7322
7323	* c-parser.c (c_parser_declspecs): Replace call to error by error_at.
7324	(c_parser_parameter_declaration): Likewise.
7325
73262014-02-19  Marek Polacek  <polacek@redhat.com>
7327
7328	PR c/60195
7329	* c-typeck.c (convert_lvalue_to_rvalue): Set TREE_NO_WARNING on tmp.
7330	Call mark_exp_read on exp.value.
7331	(build_atomic_assign): Set TREE_NO_WARNING on val and old.  Set
7332	TREE_ADDRESSABLE on old instead of val.
7333	(emit_side_effect_warnings): Warn only if RHS has !TREE_NO_WARNING.
7334
73352014-02-07  Prathamesh Kulkarni  <bilbotheelffriend@gmail.com>
7336
7337	* c-parser.c (c_parser_get_builtin_args): Replace calls to
7338	C_EXPR_APPEND by vec_safe_push.
7339	* c-tree.h (C_EXPR_APPEND): Remove.
7340
73412014-01-31  Marek Polacek  <polacek@redhat.com>
7342
7343	PR c/59963
7344	* c-typeck.c (convert_lvalue_to_rvalue): Pass vNULL to
7345	build_function_call_vec.
7346	(build_function_call): Likewise.
7347	(build_atomic_assign): Likewise.
7348	(build_function_call_vec): Add arg_loc parameter.  Use it.
7349	(convert_arguments): Likewise.
7350	(convert_for_assignment): Rename rhs_loc to expr_loc.
7351	* c-parser.c (c_parser_attributes): Pass NULL to c_parser_expr_list.
7352	(c_parser_objc_keywordexpr): Likewise.
7353	(c_parser_postfix_expression_after_primary): Call
7354	build_function_call_vec with expr_loc rather than op_loc.
7355	Call c_parser_expr_list to fill arg_loc.  Pass arg_loc to
7356	build_function_call_vec.
7357	(c_parser_expr_list): Add locations parameter.  Fill it with locations
7358	of function arguments.
7359	* c-decl.c (finish_decl): Pass vNULL to build_function_call_vec.
7360
73612014-01-30  Marek Polacek  <polacek@redhat.com>
7362
7363	PR c/59940
7364	* c-typeck.c (build_function_call_vec): Use loc parameter.
7365	(convert_arguments): Add location parameter.  Use it.
7366	(ep_convert_and_check): Likewise.
7367	(build_atomic_assign): Adjust convert_for_assignment call.
7368	(build_modify_expr): Likewise.
7369	(digest_init): Likewise.
7370	(c_finish_return): Likewise.
7371	(build_conditional_expr): Adjust ep_convert_and_check calls.
7372	(convert_for_assignment): Add rhs_loc parameter.  Use it.
7373	(build_binary_op): Adjust convert_and_check and ep_convert_and_check
7374	calls.
7375
73762014-01-30  Richard Biener  <rguenther@suse.de>
7377
7378	PR c/59905
7379	* c-typeck.c (build_function_call_vec): Do not replace calls
7380	to a function via an incompatible type with a runtime abort.
7381
73822014-01-24  Balaji V. Iyer  <balaji.v.iyer@intel.com>
7383
7384	* c-parser.c (c_parser_declaration_or_fndef): Replaced
7385	flag_enable_cilkplus with flag_cilkplus.
7386	(c_parser_direct_declarator_inner): Likewise.
7387	(c_parser_attribute_any_word): Likewise.
7388	(c_parser_attributes): Likewise.
7389	(c_parser_compound_statement): Likewise.
7390	(c_parser_statement_after_labels): Likewise.
7391	(c_parser_if_statement): Likewise.
7392	(c_parser_switch_statement): Likewise.
7393	(c_parser_do_statement): Likewise.
7394	(c_parser_for_statement): Likewise.
7395	(c_parser_unary_expression): Likewise.
7396	(c_parser_postfix_expression): Likewise.
7397	(c_parser_postfix_expression_after_primary): Likewise.
7398	(c_parser_postfix_expression_after_primary): Likewise.
7399	(c_parser_omp_clause_name): Likewise.
7400	(c_finish_omp_declare_simd): Likewise.
7401	(c_parser_cilk_verify_simd): Likewise.
7402	* c-typeck.c (build_array_ref): Likewise.
7403	(build_function_call_vec): Likewise.
7404	(convert_arguments): Likewise.
7405	(build_compound_expr): Likewise.
7406	(c_finish_return): Likewise.
7407	(c_finish_if_stmt): Likewise.
7408	(c_finish_loop): Likewise.
7409	(build_binary_op): Likewise.
7410
74112014-01-23  Marek Polacek  <polacek@redhat.com>
7412
7413	PR c/59846
7414	* c-typeck.c (parser_build_binary_op): Use location instead of
7415	input_location.
7416	(build_binary_op): Pass location to shorten_compare.
7417
74182014-01-23  Marek Polacek  <polacek@redhat.com>
7419
7420	PR c/58346
7421	* c-typeck.c (pointer_diff): Give an error on arithmetic on pointer to
7422	an empty aggregate.
7423
74242014-01-23  Marek Polacek  <polacek@redhat.com>
7425
7426	PR c/59871
7427	* c-typeck.c (build_compound_expr): Warn even for right-hand operand
7428	of a comma expression.
7429	(emit_side_effect_warnings): Likewise.
7430
74312014-01-23  Balaji V. Iyer  <balaji.v.iyer@intel.com>
7432
7433	PR c/59825
7434	* c-array-notation.c (expand_array_notation_exprs): Rewrote this
7435	function to use walk_tree and moved a lot of its functionality to
7436	expand_array_notations.
7437	(expand_array_notations): New function.
7438
74392014-01-23  Balaji V. Iyer  <balaji.v.iyer@intel.com>
7440
7441	* c-parser.c (c_finish_omp_declare_simd): Made "cilk simd function"
7442	attribute an attribute without value.
7443
74442014-01-23  Jakub Jelinek  <jakub@redhat.com>
7445
7446	PR middle-end/58809
7447	* c-typeck.c (c_finish_omp_clause): Reject MIN_EXPR, MAX_EXPR,
7448	BIT_AND_EXPR, BIT_IOR_EXPR and BIT_XOR_EXPR on COMPLEX_TYPEs.
7449
74502014-01-22  Marek Polacek  <polacek@redhat.com>
7451
7452	PR c/59891
7453	* c-typeck.c (build_conditional_expr): Call c_fully_fold instead
7454	of remove_c_maybe_const_expr on op1 and op2.
7455
74562014-01-15  Jakub Jelinek  <jakub@redhat.com>
7457
7458	PR c/58943
7459	* c-typeck.c (build_modify_expr): For lhs op= rhs, if rhs has side
7460	effects, preevaluate rhs using SAVE_EXPR first.
7461
74622014-01-09  Balaji V. Iyer  <balaji.v.iyer@intel.com>
7463
7464	PR c++/59631
7465	* c-parser.c (c_parser_postfix_expression): Replaced consecutive if
7466	statements with if-elseif statements.
7467
74682014-01-06  Marek Polacek  <polacek@redhat.com>
7469
7470	PR c/57773
7471	* c-decl.c (check_bitfield_type_and_width): Warn for implementation
7472	defined bit-field types only in ISO C.
7473
74742014-01-02  Richard Sandiford  <rdsandiford@googlemail.com>
7475
7476	Update copyright years
7477
74782014-01-02  Richard Sandiford  <rdsandiford@googlemail.com>
7479
7480	* c-array-notation.c: Use the standard form for the copyright notice.
7481
74822013-12-18  Balaji V. Iyer  <balaji.v.iyer@intel.com>
7483
7484	* c-parser.c (struct c_parser::cilk_simd_fn_tokens): Added new field.
7485	(c_parser_declaration_or_fndef): Added a check if cilk_simd_fn_tokens
7486	field in parser is not empty.  If not-empty, call the function
7487	c_parser_finish_omp_declare_simd.
7488	(c_parser_cilk_clause_vectorlength): Modified function to be shared
7489	between SIMD-enabled functions and #pragma simd.  Added new parameter.
7490	(c_parser_cilk_all_clauses): Modified the usage of the function
7491	c_parser_cilk_clause_vectorlength as mentioned above.
7492	(c_parser_cilk_simd_fn_vector_attrs): New function.
7493	(c_finish_cilk_simd_fn_tokens): Likewise.
7494	(is_cilkplus_vector_p): Likewise.
7495	(c_parser_omp_clause_name): Added checking for "vectorlength,"
7496	"nomask," and "mask" strings in clause name.
7497	(c_parser_omp_all_clauses): Added 3 new case statements:
7498	PRAGMA_CILK_CLAUSE_VECTORLENGTH, PRAGMA_CILK_CLAUSE_MASK and
7499	PRAGMA_CILK_CLAUSE_NOMASK.
7500	(c_parser_attributes): Added a cilk_simd_fn_tokens parameter.  Added a
7501	check for vector attribute and if so call the function
7502	c_parser_cilk_simd_fn_vector_attrs.  Also, when Cilk plus is enabled,
7503	called the function c_finish_cilk_simd_fn_tokens.
7504	(c_finish_omp_declare_simd): Added a check if cilk_simd_fn_tokens in
7505	parser field is non-empty.  If so, parse them as you would parse
7506	the omp declare simd pragma.
7507	(c_parser_omp_clause_linear): Added a new bool parm. is_cilk_simd_fn.
7508	Added a check when step is a parameter and flag it as error.
7509	(CILK_SIMD_FN_CLAUSE_MASK): New #define.
7510	(c_parser_cilk_clause_name): Changed pragma_cilk_clause to
7511	pragma_omp_clause.
7512
75132013-12-17  Thomas Schwinge  <thomas@codesourcery.com>
7514
7515	* c-parser.c (c_parser_omp_parallel): Fix description.
7516
75172013-12-11  Balaji V. Iyer  <balaji.v.iyer@intel.com>
7518
7519	* c-objc-common.h (LANG_HOOKS_CILKPLUS_FRAME_CLEANUP): Remove.
7520	(LANG_HOOKS_CILKPLUS_DETECT_SPAWN_AND_UNWRAP): Likewise.
7521	(LANG_HOOKS_CILKPLUS_CILKPLUS_GIMPLIFY_SPAWN): Likewise.
7522	* c-typeck.c (cilk_install_body_with_frame_cleanup): New function.
7523
75242013-12-04  Joseph Myers  <joseph@codesourcery.com>
7525
7526	PR c/52023
7527	* c-parser.c (c_parser_alignas_specifier): Use
7528	c_sizeof_or_alignof_type instead of c_alignof.
7529	(c_parser_alignof_expression): Likewise, with min_alignof
7530	parameter depending on alignof spelling used.
7531
75322013-12-04  Marek Polacek  <polacek@redhat.com>
7533
7534	PR c/54113
7535	* c-decl.c (start_function): Don't warn for missing prototype for
7536	inline functions.
7537
75382013-12-03  Marek Polacek  <polacek@redhat.com>
7539
7540	PR c/59351
7541	* c-decl.c (build_compound_literal): Allow compound literals with
7542	empty initial value.
7543
75442013-12-02  Joseph Myers  <joseph@codesourcery.com>
7545
7546	PR c/58235
7547	* c-typeck.c (build_modify_expr): Diagnose assignment to
7548	expression with array type.
7549
75502013-11-29  Joseph Myers  <joseph@codesourcery.com>
7551
7552	PR c/42262
7553	* c-typeck.c (process_init_element): Do not treat a string as
7554	initializing a whole array when used with a designator for an
7555	individual element.
7556
75572013-11-29  Joseph Myers  <joseph@codesourcery.com>
7558
7559	PR c/57574
7560	* c-decl.c (merge_decls): Clear DECL_EXTERNAL for a definition of
7561	an inline function following a static declaration.
7562
75632013-11-28  Jakub Jelinek  <jakub@redhat.com>
7564
7565	PR c/59310
7566	* c-parser.c (c_parser_omp_target): Copy "#pragma omp target"
7567	to p_name before calling c_parser_omp_teams instead of after.
7568	(c_parser_cilk_simd): Remove wrong ATTRIBUTE_UNUSED from parser
7569	argument.  Remove unused p_name variable.
7570
75712013-11-27  Aldy Hernandez  <aldyh@redhat.com>
7572	    Jakub Jelinek  <jakub@redhat.com>
7573
7574	* c-decl.c (c_builtin_function_ext_scope): Avoid binding if
7575	external_scope is NULL.
7576
75772013-11-27  Tom de Vries  <tom@codesourcery.com>
7578	    Marc Glisse  <marc.glisse@inria.fr>
7579
7580	PR c++/59032
7581	* c-typeck.c (build_unary_op): Allow vector increment and decrement.
7582
75832013-11-22  Andrew MacLeod  <amacleod@redhat.com>
7584
7585	* c-typeck.c: Add required include files from gimple.h.
7586
75872013-11-22  David Malcolm  <dmalcolm@redhat.com>
7588
7589	* c-decl.c (define_label, shadow_tag_warned)
7590	(check_bitfield_type_and_width, grokdeclarator, grokparms,
7591	store_parm_decls_newstyle, store_parm_decls_oldstyle)
7592	(declspecs_add_type): Remove use of in_system_header macro.
7593	* c-parser.c (c_parser_unary_expression): Likewise.
7594	* c-typeck.c (store_init_value, process_init_element)
7595	(c_start_case): Likewise.
7596
7597	* c-decl.c (build_enumerator): Remove use of EXPR_LOC_OR_HERE
7598	macro.
7599
7600	* c-parser.c (c_parser_set_source_position_from_token): Remove
7601	reference to in_system_header from comment.
7602
76032013-11-18  Richard Sandiford  <rdsandiford@googlemail.com>
7604
7605	* c-decl.c (grokdeclarator): Update comment to refer to
7606	tree_to_[su]hwi rather than tree_low_cst.
7607
76082013-11-18  Richard Sandiford  <rdsandiford@googlemail.com>
7609
7610	* c-decl.c, c-typeck.c: Replace tree_low_cst (..., 1) with
7611	tree_to_uhwi throughout.
7612
76132013-11-18  Richard Sandiford  <rdsandiford@googlemail.com>
7614
7615	* c-parser.c: Replace tree_low_cst (..., 0) with tree_to_shwi
7616	throughout.
7617
76182013-11-18  Richard Sandiford  <rdsandiford@googlemail.com>
7619
7620	* c-parser.c: Replace host_integerp (..., 0) with tree_fits_shwi_p
7621	throughout.
7622
76232013-11-15  Aldy Hernandez  <aldyh@redhat.com>
7624
7625	* c-parser.c (c_parser_cilk_simd): New.
7626	(c_parser_cilk_verify_simd): New.
7627	(c_parser_pragma): Add case for PRAGMA_CILK_SIMD.
7628	(c_parser_omp_for_loop): Add case for NE_EXPR.
7629	Set c_break_label for CILK_SIMD.
7630	(c_parser_cilk_clause_vectorlength): New.
7631	(c_parser_cilk_clause_linear): New.
7632	(c_parser_cilk_clause_name): New.
7633	(c_parser_cilk_all_clauses): New.
7634	* c-typeck.c (build_unary_op): Pass location argument to
7635	readonly_error.
7636	(build_modify_expr): Same.
7637	(build_asm_expr): Same.
7638	(c_finish_bc_stmt): Error on break/continue in loops.
7639
76402013-11-14  Andrew MacLeod  <amacleod@redhat.com>
7641
7642	* c-typeck.c: Include only gimplify.h and gimple.h as needed.
7643
76442013-11-14  Diego Novillo  <dnovillo@google.com>
7645
7646	* c-decl.c: Include print-tree.h.
7647	Include stor-layout.h.
7648	Include varasm.h.
7649	Include attribs.h.
7650	Include stringpool.h.
7651	* c-lang.c: Include fold-const.h.
7652	* c-parser.c: Include stringpool.h.
7653	Include attribs.h.
7654	Include stor-layout.h.
7655	Include varasm.h.
7656	Include trans-mem.h.
7657	* c-typeck.c: Include stor-layout.h.
7658	Include trans-mem.h.
7659	Include varasm.h.
7660	Include stmt.h.
7661
76622013-11-13  Joseph Myers  <joseph@codesourcery.com>
7663
7664	* c-tree.h (c_typespec_keyword): Add cts_auto_type.
7665	* c-decl.c (declspecs_add_type, finish_declspecs): Handle
7666	__auto_type.
7667	* c-parser.c (c_token_starts_typename, c_token_starts_declspecs)
7668	(c_parser_attribute_any_word, c_parser_objc_selector): Handle
7669	RID_AUTO_TYPE.
7670	(c_parser_declspecs): Take argument AUTO_TYPE_OK.
7671	(c_parser_declaration_or_fndef, c_parser_struct_declaration)
7672	(c_parser_declarator, c_parser_direct_declarator_inner)
7673	(c_parser_parameter_declaration, c_parser_type_name): All callers
7674	changed.
7675	(c_parser_declaration_or_fndef): Handle declarations with type
7676	determined from the initializer.
7677
76782013-11-12  Andrew MacLeod  <amacleod@redhat.com>
7679
7680	* c-typeck.c: Include gimplify.h.
7681
76822013-11-12  Joseph Myers  <joseph@codesourcery.com>
7683
7684	* c-tree.h (struct c_declspecs): Add thread_gnu_p field.
7685	* c-parser.c (c_parser_declspecs): Mention _Thread_local in
7686	comment.
7687	* c-decl.c (shadow_tag_warned, grokdeclarator): Mention __thread
7688	or _Thread_local as appropriate in diagnostics.
7689	(build_null_declspecs): Initialize ret->thread_gnu_p.
7690	(declspecs_add_scspec): Handle either __thread or _Thread_local
7691	for RID_THREAD.  Diagnose _Thread_local for pre-C11 standards if
7692	pedantic.  Do not disallow _Thread_local extern and _Thread_local
7693	static.
7694
76952013-11-07  Joseph Myers  <joseph@codesourcery.com>
7696	    Andrew MacLeod  <amacleod@redhat.com>
7697
7698	* c-aux-info.c (gen_type): Handle atomic qualifier.
7699	* c-decl.c (validate_proto_after_old_defn): Do not remove atomic
7700	qualifiers when compating types.
7701	(shadow_tag_warned): Handle atomic_p in declspecs.
7702	(quals_from_declspecs): Likewise.
7703	(start_decl): Use c_type_promotes_to when promoting argument
7704	types.
7705	(grokdeclarator): Handle _Atomic.
7706	(get_parm_info): Diagnose any qualifier on "void" as only
7707	parameter.
7708	(store_parm_decls_oldstyle): Do not remove atomic qualifiers when
7709	comparing types.  Use c_type_promotes_to when promoting argument
7710	types.
7711	(finish_function): Use c_type_promotes_to when promoting argument
7712	types.
7713	(build_null_declspecs): Handle atomic_p in declspecs.
7714	(declspecs_add_qual): Handle RID_ATOMIC.
7715	* c-parser.c (c_token_starts_typename, c_token_is_qualifier)
7716	(c_token_starts_declspecs): Handle RID_ATOMIC.
7717	(c_parser_declspecs): Handle atomic type specifiers and
7718	qualifiers.
7719	(c_parser_typeof_specifier): Remove const and _Atomic qualifiers
7720	from types of expressions with atomic type.
7721	(c_parser_direct_declarator_inner): Use convert_lvalue_to_rvalue.
7722	(c_parser_attribute_any_word): Handle RID_ATOMIC.
7723	(c_parser_initializer, c_parser_initelt, c_parser_initval)
7724	(c_parser_statement_after_labels, c_parser_switch_statement)
7725	(c_parser_for_statement, c_parser_expr_no_commas)
7726	(c_parser_conditional_expression, c_parser_binary_expression)
7727	(c_parser_cast_expression, c_parser_unary_expression)
7728	(c_parser_postfix_expression)
7729	(c_parser_postfix_expression_after_primary, c_parser_expression):
7730	Use convert_lvalue_to_rvalue.
7731	(c_parser_expression_conv, c_parser_expr_list): Document
7732	conversion of lvalues to rvalues.  Use convert_lvalue_to_rvalue.
7733	(c_parser_objc_synchronized_statement): Use
7734	convert_lvalue_to_rvalue.
7735	(c_parser_objc_selector): Handle RID_ATOMIC.
7736	(c_parser_objc_receiver, c_parser_array_notation): Use
7737	convert_lvalue_to_rvalue.
7738	* c-tree.h (ctsk_typeof): Adjust comment to mention use for
7739	_Atomic (type-name).
7740	(struct c_declspecs): Add atomic_p field.
7741	(convert_lvalue_to_rvalue): Declare.
7742	* c-typeck.c (c_type_promotes_to): Promote atomic types to
7743	corresponding atomic types.
7744	(qualify_type): Don't add _Atomic qualifiers from second argument.
7745	(comp_target_types): Do not allow _Atomic mismatches.
7746	(type_lists_compatible_p): Do not remove atomic qualifiers when
7747	comparing types.
7748	(really_atomic_lvalue, convert_lvalue_to_rvalue)
7749	(build_atomic_assign): New functions.
7750	(build_unary_op): Use build_atomic_assign for atomic increment and
7751	decrement.
7752	(build_conditional_expr): Do not treat _Atomic void as a qualified
7753	version of void.
7754	(build_modify_expr): Use build_atomic_assign for atomic LHS.
7755	(find_anonymous_field_with_type, convert_to_anonymous_field)
7756	(convert_for_assignment): Do not remove atomic qualifiers when
7757	comparing types.
7758	(digest_init): Do not accept initialization of arrays of atomic
7759	elements by string constants.
7760	(build_asm_expr): Use convert_lvalue_to_rvalue.
7761	(build_binary_op): Do not treat _Atomic void as a qualified
7762	version of void.
7763
77642013-11-06  DJ Delorie  <dj@redhat.com>
7765
7766	* c-decl.c (locate_old_decl): If a previous conflicting decl is
7767	both explicit and builtin, print the location of the explicit one.
7768
77692013-11-05  Tobias Burnus  <burnus@net-b.de>
7770
7771	* c-parser.c (c_parser_omp_for, c_parser_omp_parallel,
7772	c_parser_omp_distribute, c_parser_omp_teams,
7773	c_parser_omp_target, c_parser_omp_declare): Handle
7774	-fopenmp-simd.
7775
77762013-11-03  Marek Polacek  <polacek@redhat.com>
7777
7778	* c-decl.c (grokdeclarator): Add VLA instrumentation.
7779
77802013-11-01  Jakub Jelinek  <jakub@redhat.com>
7781
7782	* c-typeck.c (c_finish_omp_clauses) <case OMP_CLAUSE_UNIFORM>: Go to
7783	check_dup_generic at the end, unless remove is true.
7784	(c_finish_omp_clauses) <case OMP_CLAUSE_REDUCTION>: Add break; after
7785	remove = true;.
7786	(c_finish_omp_clauses) <case OMP_CLAUSE_COPYIN>: Likewise.
7787
77882013-10-31  Jakub Jelinek  <jakub@redhat.com>
7789
7790	* c-typeck.c (c_finish_omp_clauses): Diagnose aligned clause
7791	with decl that is not pointer nor array.
7792
77932013-10-29  Balaji V. Iyer  <balaji.v.iyer@intel.com>
7794
7795	* c-decl.c (finish_function): Added a call for insert_cilk_frame when
7796	a spawning function is found.
7797	* c-objc-common.h (LANG_HOOKS_CILKPLUS_GIMPLIFY_SPAWN): New #define.
7798	(LANG_HOOKS_CILKPLUS_FRAME_CLEANUP): Likewise.
7799	(LANG_HOOKS_CILKPLUS_DETECT_SPAWN_AND_UNWRAP): Likewise.
7800	* c-parser.c (c_parser_statement_after_labels): Added RID_CILK_SYNC
7801	case.
7802	(c_parser_postfix_expression): Added RID_CILK_SPAWN case.
7803	* c-typeck.c (build_compound_expr): Reject _Cilk_spawn in a comma
7804	expr.
7805	(c_finish_return): Added a check to reject _Cilk_spawn in return
7806	expression.
7807	(build_cilk_spawn): New function.
7808	(build_cilk_sync): Likewise.
7809	* Makefile.in (c-decl.o): Added cilk.h in dependency list.
7810
78112013-10-27  Tobias Burnus  <burnus@net-b.de>
7812
7813	PR other/33426
7814	* c-parser.c (c_parser_while_statement, c_parser_while_statement,
7815	c_parser_pragma): Add GCC ivdep support to 'do' and 'while'.
7816	(c_parser_statement_after_labels): Update calls.
7817
78182013-10-24  Tobias Burnus  <burnus@net-b.de>
7819
7820	PR other/33426
7821	* c-parser.c (c_parser_pragma, c_parser_for_statement):
7822	Handle PRAGMA_IVDEP.
7823	(c_parser_statement_after_labels): Update call.
7824
78252013-10-24  Marek Polacek  <polacek@redhat.com>
7826
7827	* c-parser.c (c_parser_struct_declaration): Add a comment.
7828	(c_parser_declarator): Don't allow _Alignas here.
7829
78302013-10-17  Andrew MacLeod  <amacleod@redhat.com>
7831
7832	* c-parser.c: Include omp-low.h.
7833	* c-typeck.c: Likewise.
7834
78352013-10-17  Marek Polacek  <polacek@redhat.com>
7836
7837	PR c/58267
7838	* c-parser.c (c_parser_declspecs): Add alignspec_ok parameter.
7839	Document syntax of the array-declarator.
7840	(c_parser_declspecs) <RID_ALIGNAS>: Bail out if alignment specs
7841	are not permitted.
7842	(c_parser_declaration_or_fndef): Adjust c_parser_declspecs call.
7843	(c_parser_struct_declaration): Likewise.
7844	(c_parser_declarator): Likewise.
7845	(c_parser_direct_declarator_inner): Likewise.
7846	(c_parser_parameter_declaration): Likewise.
7847	(c_parser_type_name): Likewise.
7848
78492013-10-11  Jakub Jelinek  <jakub@redhat.com>
7850
7851	* c-lang.h (current_omp_declare_target_attribute): New extern
7852	decl.
7853	* c-parser.c: Include c-lang.h.
7854	(struct c_parser): Change tokens to c_token *.
7855	Add tokens_buf field.  Change tokens_avail type to unsigned int.
7856	(c_parser_consume_token): If parser->tokens isn't
7857	&parser->tokens_buf[0], increment parser->tokens.
7858	(c_parser_consume_pragma): Likewise.
7859	(enum pragma_context): Add pragma_struct and pragma_param.
7860	(c_parser_external_declaration): Adjust
7861	c_parser_declaration_or_fndef caller.
7862	(c_parser_declaration_or_fndef): Add omp_declare_simd_clauses
7863	argument, if it is non-vNULL vector, call c_finish_omp_declare_simd.
7864	Adjust recursive call.
7865	(c_parser_struct_or_union_specifier): Use pragma_struct instead
7866	of pragma_external.
7867	(c_parser_parameter_declaration): Use pragma_param instead of
7868	pragma_external.
7869	(c_parser_compound_statement_nostart, c_parser_label,
7870	c_parser_for_statement): Adjust
7871	c_parser_declaration_or_fndef callers.
7872	(c_parser_expr_no_commas): Add omp_atomic_lhs argument, pass
7873	it through to c_parser_conditional_expression.
7874	(c_parser_conditional_expression): Add omp_atomic_lhs argument,
7875	pass it through to c_parser_binary_expression.  Adjust recursive
7876	call.
7877	(c_parser_binary_expression): Remove prec argument, add
7878	omp_atomic_lhs argument instead.  Always start from PREC_NONE, if
7879	omp_atomic_lhs is non-NULL and one of the arguments of toplevel
7880	binop matches it, use build2 instead of parser_build_binary_op.
7881	(c_parser_pragma): Handle PRAGMA_OMP_CANCEL,
7882	PRAGMA_OMP_CANCELLATION_POINT, PRAGMA_OMP_TARGET,
7883	PRAGMA_OMP_END_DECLARE_TARGET, PRAGMA_OMP_DECLARE_REDUCTION.
7884	Handle pragma_struct and pragma_param the same as pragma_external.
7885	(c_parser_omp_clause_name): Parse new OpenMP 4.0 clause names.
7886	(c_parser_omp_variable_list): Parse array sections for
7887	OMP_CLAUSE_{DEPEND,MAP,TO,FROM} clauses.
7888	(c_parser_omp_clause_collapse): Fully fold collapse expression.
7889	(c_parser_omp_clause_reduction): Handle user defined reductions.
7890	(c_parser_omp_clause_branch, c_parser_omp_clause_cancelkind,
7891	c_parser_omp_clause_num_teams, c_parser_omp_clause_thread_limit,
7892	c_parser_omp_clause_aligned, c_parser_omp_clause_linear,
7893	c_parser_omp_clause_safelen, c_parser_omp_clause_simdlen,
7894	c_parser_omp_clause_depend, c_parser_omp_clause_map,
7895	c_parser_omp_clause_device, c_parser_omp_clause_dist_schedule,
7896	c_parser_omp_clause_proc_bind, c_parser_omp_clause_to,
7897	c_parser_omp_clause_from, c_parser_omp_clause_uniform): New functions.
7898	(c_parser_omp_all_clauses): Add finish_p argument.  Don't call
7899	c_finish_omp_clauses if it is false.  Handle new OpenMP 4.0 clauses.
7900	(c_parser_omp_atomic): Parse seq_cst clause, pass true if it is
7901	present to c_finish_omp_atomic.  Handle OpenMP 4.0 atomic forms.
7902	(c_parser_omp_for_loop): Add CODE argument, pass it through
7903	to c_finish_omp_for.  Change last argument to cclauses,
7904	and adjust uses to grab parallel clauses from the array of all
7905	the split clauses.  Adjust c_parser_binary_expression,
7906	c_parser_declaration_or_fndef and c_finish_omp_for callers.
7907	(omp_split_clauses): New function.
7908	(c_parser_omp_simd): New function.
7909	(c_parser_omp_for): Add p_name, mask and cclauses arguments.
7910	Allow the function to be called also when parsing combined constructs,
7911	and call c_parser_omp_simd when parsing for simd.
7912	(c_parser_omp_sections_scope): If section-sequence doesn't start with
7913	#pragma omp section, require exactly one structured-block instead of
7914	sequence of statements.
7915	(c_parser_omp_sections): Add p_name, mask and cclauses arguments.
7916	Allow the function to be called also when parsing combined constructs.
7917	(c_parser_omp_parallel): Add p_name, mask and cclauses arguments.
7918	Allow the function to be called also when parsing combined
7919	constructs.
7920	(c_parser_omp_taskgroup, c_parser_omp_cancel,
7921	c_parser_omp_cancellation_point, c_parser_omp_distribute,
7922	c_parser_omp_teams, c_parser_omp_target_data,
7923	c_parser_omp_target_update, c_parser_omp_target,
7924	c_parser_omp_declare_simd, c_finish_omp_declare_simd,
7925	c_parser_omp_declare_target, c_parser_omp_end_declare_target,
7926	c_parser_omp_declare_reduction, c_parser_omp_declare): New functions.
7927	(c_parser_omp_construct): Add p_name and mask vars.  Handle
7928	PRAGMA_OMP_DISTRIBUTE, PRAGMA_OMP_SIMD, PRAGMA_OMP_TASKGROUP,
7929	PRAGMA_OMP_TEAMS.  Adjust c_parser_omp_for, c_parser_omp_parallel
7930	and c_parser_omp_sections callers.
7931	(c_parse_file): Initialize tparser.tokens and the_parser->tokens here.
7932	(OMP_FOR_CLAUSE_MASK, OMP_SECTIONS_CLAUSE_MASK,
7933	OMP_SINGLE_CLAUSE_MASK): Use OMP_CLAUSE_MASK_1 instead of 1.
7934	(OMP_PARALLEL_CLAUSE_MASK): Likewise.  Add OMP_CLAUSE_PROC_BIND.
7935	(OMP_TASK_CLAUSE_MASK): Use OMP_CLAUSE_MASK_1 instead of 1.  Add
7936	OMP_CLAUSE_DEPEND.
7937	(OMP_SIMD_CLAUSE_MASK, OMP_CANCEL_CLAUSE_MASK,
7938	OMP_CANCELLATION_POINT_CLAUSE_MASK, OMP_DISTRIBUTE_CLAUSE_MASK,
7939	OMP_TEAMS_CLAUSE_MASK, OMP_TARGET_DATA_CLAUSE_MASK,
7940	OMP_TARGET_UPDATE_CLAUSE_MASK, OMP_TARGET_CLAUSE_MASK,
7941	OMP_DECLARE_SIMD_CLAUSE_MASK): Define.
7942	* c-typeck.c: Include tree-inline.h.
7943	(c_finish_omp_cancel, c_finish_omp_cancellation_point,
7944	handle_omp_array_sections_1, handle_omp_array_sections,
7945	c_clone_omp_udr, c_find_omp_placeholder_r): New functions.
7946	(c_finish_omp_clauses): Handle new OpenMP 4.0 clauses and
7947	user defined reductions.
7948	(c_tree_equal): New function.
7949	* c-tree.h (temp_store_parm_decls, temp_pop_parm_decls,
7950	c_finish_omp_cancel, c_finish_omp_cancellation_point, c_tree_equal,
7951	c_omp_reduction_id, c_omp_reduction_decl, c_omp_reduction_lookup,
7952	c_check_omp_declare_reduction_r): New prototypes.
7953	* c-decl.c (current_omp_declare_target_attribute): New variable.
7954	(c_decl_attributes): New function.
7955	(start_decl, start_function): Use it instead of decl_attributes.
7956	(temp_store_parm_decls, temp_pop_parm_decls, c_omp_reduction_id,
7957	c_omp_reduction_decl, c_omp_reduction_lookup,
7958	c_check_omp_declare_reduction_r): New functions.
7959
79602013-09-25  Tom Tromey  <tromey@redhat.com>
7961
7962	* Make-lang.in (c/gccspec.o): Remove.
7963	(CFLAGS-c/gccspec.o): New variable.
7964	(cc1-checksum.o, C_TREE_H, c/c-aux-info.o, c/c-convert.o)
7965	(c/c-decl.o, c/c-errors.o, c/c-lang.o, c/c-objc-common.o)
7966	(c/c-parser.o, c/c-typeck.o, c/c-array-notation.o): Remove.
7967
79682013-09-25  Tom Tromey  <tromey@redhat.com>
7969
7970	* Make-lang.in (c/gccspec.o): Don't use subshell.
7971
79722013-09-18  Marek Polacek  <polacek@redhat.com>
7973
7974	PR sanitize/58443
7975	* c-typeck.c (build_binary_op): Properly honor -fsanitize options.
7976	Remove unnecessary check.
7977
79782013-09-18  Marek Polacek  <polacek@redhat.com>
7979
7980	PR sanitizer/58411
7981	* c-typeck.c (build_binary_op): Don't sanitize function if it has the
7982	no_sanitize_undefined attribute.
7983
79842013-09-13  Kai Tietz  <ktietz@redhat.com>
7985
7986	PR target/57848
7987	* c-decl.c (c_builtin_function_ext_scope): Remove
7988	wrong assumption that it is never called on prexisting
7989	symbol.
7990
79912013-09-08  Joern Rennecke  <joern.rennecke@embecosm.com>
7992
7993	* c-typeck.c (build_binary_op): Use vector_types_compatible_elements_p.
7994
79952013-09-03  Gabriel Dos Reis  <gdr@integrable-solutions.net>
7996
7997	* c-objc-common.c (c_tree_printer): Tidy.
7998
79992013-08-30  Marek Polacek  <polacek@redhat.com>
8000
8001	* c-typeck.c (build_binary_op): Add division by zero and shift
8002	instrumentation.
8003
80042013-08-26  Joern Rennecke  <joern.rennecke@embecosm.com>
8005	    Joseph Myers  <joseph@codesourcery.com>
8006
8007	PR c/35649
8008	* c-typeck.c (c_common_type): Prefer double_type_node over
8009	other REAL_TYPE types with the same precision.
8010	(convert_arguments): Likewise.
8011
80122013-08-23  Gabriel Dos Reis  <gdr@integrable-solutions.net>
8013
8014	* c-objc-common.c (c_tree_printer): Document the nature of the cast.
8015	(c_initialize_diagnostics): Call a destructor for the early printer.
8016
80172013-08-22  Gabriel Dos Reis  <gdr@integrable-solutions.net>
8018
8019	* c-objc-common.c (c_initialize_diagnostics): Simplify C pretty
8020	printer initialization.
8021
80222013-08-19  Balaji V. Iyer  <balaji.v.iyer@intel.com>
8023
8024	PR c/57490
8025	* c-array-notation.c (fix_conditional_array_notations_1): Added a
8026	check for truth values.
8027	(expand_array_notation_exprs): Added truth values case.  Removed an
8028	unwanted else.  Added for-loop to walk through subtrees in default
8029	case.
8030
80312013-08-04  Gabriel Dos Reis  <gdr@integrable-solutions.net>
8032
8033	* c-objc-common.c (c_initialize_diagnostics): Don't call pp_base.
8034
80352013-07-23  Joseph Myers  <joseph@codesourcery.com>
8036
8037	* c-parser.c (struct c_generic_association): Fix typo.
8038
80392013-07-23  Tom Tromey  <tromey@redhat.com>
8040	    Joseph Myers  <joseph@codesourcery.com>
8041
8042	* c-parser.c (struct c_generic_association): New.
8043	(c_generic_association_d): New typedef.
8044	(c_parser_generic_selection): New function.
8045	(c_parser_postfix_expression): Handle RID_GENERIC.
8046
80472013-07-13  Jason Merrill  <jason@redhat.com>
8048
8049	PR c++/57793
8050	* c-decl.c (finish_struct): Check for too-large class.
8051
80522013-07-04  Joern Rennecke  <joern.rennecke@embecosm.com>
8053
8054	PR c/57821
8055	* c-typeck.c (set_init_index): When folding, check for index overflow.
8056
80572013-06-28  Balaji V. Iyer  <balaji.v.iyer@intel.com>
8058
8059	* c-parser.c (c_parser_array_notation): Removed rejection of array
8060	notations in an array of function pointers.
8061
80622013-06-21  Balaji V. Iyer  <balaji.v.iyer@intel.com>
8063
8064	* c-array-notation.c (make_triplet_val_inv): New function.
8065	(create_cmp_incr): Likewise.
8066	(create_array_refs): Likewise.
8067	(fix_builtin_array_notation_fn): Replaced all mallocs with tree vec.
8068	Also modularized common parts between functions and called the function.
8069	(build_array_notation_expr): Likewise.
8070	(fix_conditional_array_notations_1): Likewise.
8071	(fix_array_notation_expr): Likewise.
8072	(fix_array_notation_call_expr): Likewise.
8073
80742013-06-18  Marek Polacek  <polacek@redhat.com>
8075
8076	PR c/57630
8077	* c-decl.c (check_for_loop_decls): Improve diagnostics messages.
8078
80792013-06-12  Balaji V. Iyer  <balaji.v.iyer@intel.com>
8080
8081	* c-array-notation.c (build_array_notation_expr): Reject array notation
8082	mismatch between LHS and RHS even inside a call_expr.  Also, removed
8083	a couple while statements that were dead code.
8084
80852013-06-10  Balaji V. Iyer  <balaji.v.iyer@intel.com>
8086
8087	* c-array-notation.c (fix_builtin_array_notation_fn): Fully folded
8088	excessive precision expressions in function parameters.  Also removed
8089	couple unwanted while statements.
8090
80912013-06-07  Balaji V. Iyer  <balaji.v.iyer@intel.com>
8092
8093	* c-array-notation.c (expand_array_notation_exprs): Added
8094	ARRAY_NOTATION_REF case.
8095
80962013-06-07  Balaji V. Iyer  <balaji.v.iyer@intel.com>
8097
8098	* c-array-notation.c (length_mismatch_in_expr_p): Moved this
8099	function to c-family/array-notation-common.c.
8100	(is_cilkplus_reduce_builtin): Likewise.
8101	(find_rank): Likewise.
8102	(extract_array_notation_exprs): Likewise.
8103	(replace_array_notations): Likewise.
8104	(find_inv_trees): Likewise.
8105	(replace_inv_trees): Likewise.
8106	(contains_array_notation_expr): Likewise.
8107	(find_correct_array_notation_type): Likewise.
8108	(replace_invariant_exprs): Initialized additional_tcodes to NULL.
8109	(struct inv_list): Moved this to c-family/array-notation-common.c.
8110	* c-tree.h (is_cilkplus_builtin_reduce): Remove prototype.
8111
81122013-06-05  Balaji V. Iyer  <balaji.v.iyer@intel.com>
8113
8114	* c-typeck.c (convert_arguments): Moved checking of builtin cilkplus
8115	reduction functions outside the for-loop.  Added a check if the fundecl
8116	is non-NULL.  Finally, removed an unwanted if-statement, and made the
8117	body unconditional.
8118
81192013-06-03  Balaji V. Iyer  <balaji.v.iyer@intel.com>
8120
8121	* c-typeck.c (c_finish_if_stmt): Added a check to see if the rank of the
8122	condition of the if-statement matches the rank of else-block and then-
8123	block when array notations are used.
8124	* c-parser.c (c_parser_declaration_or_fndef): Expanded array notation
8125	expression after the entire function body is parsed.
8126	(c_parser_expr_no_commas): Delayed creating array notation expressions
8127	to the end of function parsing.
8128	* c-array-notation.c (fix_conditional_array_notations_1): Expanded the
8129	whole if-statement instead of just the condition.
8130	(expand_array_notation_exprs): Added MODIFY_EXPR case.
8131
81322013-06-03  Balaji V. Iyer  <balaji.v.iyer@intel.com>
8133
8134	PR c/57474
8135	* c-array-notation.c (build_array_notation_expr): Initialized rhs_length
8136	array to NULL_TREE if they are unused.  Also added a check for the
8137	field to be NULL before its fields are used in future.
8138
81392013-05-29  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
8140
8141	PR bootstrap/57450
8142	* c-array-notation.c (length_mismatch_in_expr_p): Use absu_hwi.
8143	(build_array_notation_expr): Likewise.
8144
81452013-05-28  Balaji V. Iyer  <balaji.v.iyer@intel.com>
8146
8147	* c-typeck.c (build_array_ref): Added a check to see if array's
8148	index is greater than one.  If true, then emit an error.
8149	(build_function_call_vec): Exclude error reporting and checking
8150	for builtin array-notation functions.
8151	(convert_arguments): Likewise.
8152	(c_finish_return): Added a check for array notations as a return
8153	expression.  If true, then emit an error.
8154	(c_finish_loop): Added a check for array notations in a loop
8155	condition.  If true then emit an error.
8156	(lvalue_p): Added a ARRAY_NOTATION_REF case.
8157	(build_binary_op): Added a check for array notation expr inside
8158	op1 and op0.  If present, we call another function to find correct
8159	type.
8160	* Make-lang.in (C_AND_OBJC_OBJS): Added c-array-notation.o.
8161	* c-parser.c (c_parser_compound_statement): Check if array
8162	notation code is used in tree, if so, then transform them into
8163	appropriate C code.
8164	(c_parser_expr_no_commas): Check if array notation is used in LHS
8165	or RHS, if so, then build array notation expression instead of
8166	regular modify.
8167	(c_parser_postfix_expression_after_primary): Added a check for
8168	colon(s) after square braces, if so then handle it like an array
8169	notation.  Also, break up array notations in unary op if found.
8170	(c_parser_direct_declarator_inner): Added a check for array
8171	notation.
8172	(c_parser_compound_statement): Added a check for array notation in
8173	a stmt.  If one is present, then expand array notation expr.
8174	(c_parser_if_statement): Likewise.
8175	(c_parser_switch_statement): Added a check for array notations in
8176	a switch statement's condition.  If true, then output an error.
8177	(c_parser_while_statement): Similarly, but for a while.
8178	(c_parser_do_statement): Similarly, but for a do-while.
8179	(c_parser_for_statement): Similarly, but for a for-loop.
8180	(c_parser_unary_expression): Check if array notation is used in a
8181	pre-increment or pre-decrement expression.  If true, then expand
8182	them.
8183	(c_parser_array_notation): New function.
8184	* c-array-notation.c: New file.
8185	* c-tree.h (is_cilkplus_reduce_builtin): Protoize.
8186
81872013-05-23  Mike Stump  <mikestump@comcast.net>
8188
8189	* c-typeck.c (convert_for_assignment): Handle references to memory
8190	spaces better.
8191
81922013-05-16  Jason Merrill  <jason@redhat.com>
8193
8194	* Make-lang.in (cc1$(exeext)): Use link mutex.
8195
81962013-04-24  Paolo Carlini  <paolo.carlini@oracle.com>
8197
8198	* c-typeck.c (pointer_diff): Change -Wpointer-arith pedwarns
8199	to simply use OPT_Wpointer_arith.
8200	(build_unary_op): Likewise.
8201
82022013-04-03  Jakub Jelinek  <jakub@redhat.com>
8203
8204	PR c/19449
8205	* c-parser.c (c_parser_get_builtin_args): Add choose_expr_p
8206	argument.  If set, or it temporarily for parsing of the first
8207	argument into force_folding_builtin_constant_p.
8208	(c_parser_postfix_expression): Adjust callers.
8209
82102013-03-21  Richard Biener  <rguenther@suse.de>
8211
8212	* c-objc-common.c (c_tree_printer): Use DECL_HAS_DEBUG_EXPR_P
8213	instead of DECL_DEBUG_EXPR_IS_FROM.  Guard properly.
8214
82152013-02-12  Marek Polacek  <polacek@redhat.com>
8216
8217	PR c/44938
8218	* c-parser.c (c_parser_postfix_expression_after_primary): Initialize
8219	origtypes to NULL.
8220
82212013-01-24  Jakub Jelinek  <jakub@redhat.com>
8222
8223	PR c/56078
8224	* c-typeck.c (set_nonincremental_init_from_string): If
8225	constructor_max_index is NULL, treat it as if tree_int_cst_lt
8226	returned false.
8227	(process_init_element): Likewise.
8228
82292012-12-20  Jakub Jelinek  <jakub@redhat.com>
8230
8231	PR c++/55619
8232	* c-parser.c (c_parser_asm_operands): Remove CONVERT_P
8233	argument, don't call default_function_array_conversion
8234	nor c_fully_fold here.
8235	(c_parser_asm_statement): Adjust callers.
8236	* c-typeck.c (build_asm_expr): Call c_fully_fold on inputs
8237	and outputs here, and call default_function_array_conversion
8238	on inputs that don't need to be addressable.
8239
82402012-12-18  Jakub Jelinek  <jakub@redhat.com>
8241
8242	PR c/39464
8243	* c-typeck.c (convert_for_assignment): For -Wpointer-sign
8244	warning require that both c_common_unsigned_type as well as
8245	c_common_signed_type is the same for both mvl and mvr types.
8246
82472012-11-16  Diego Novillo  <dnovillo@google.com>
8248
8249	Adjust for new vec API (http://gcc.gnu.org/wiki/cxx-conversion/cxx-vec)
8250
8251	* c-common.c: Use new vec API in vec.h.
8252	* c-common.h: Likewise.
8253	* c-gimplify.c: Likewise.
8254	* c-pragma.c: Likewise.
8255	* c-pretty-print.c: Likewise.
8256	* c-pretty-print.h: Likewise.
8257	* c-semantics.c: Likewise.
8258	* c-decl.c: Likewise.
8259	* c-parser.c: Likewise.
8260	* c-tree.h: Likewise.
8261	* c-typeck.c: Likewise.
8262
82632012-10-29  Jonathan Wakely  <jwakely.gcc@gmail.com>
8264
8265	PR c++/54930
8266	* c-typeck.c (c_finish_return): Use OPT_Wreturn_local_addr.
8267
82682012-10-29  Manuel López-Ibáñez  <manu@gcc.gnu.org>
8269
8270	PR c/53066
8271	* c-decl.c (warn_if_shadowing): Do not warn if a variable
8272	shadows a function, unless the variable is a function or a
8273	pointer-to-function.
8274
82752012-10-12  Jakub Jelinek  <jakub@redhat.com>
8276
8277	PR c/54381
8278	* c-parser.c (struct c_tree_loc_pair): Removed.
8279	(c_parser_expr_list): Remove struct c_tree_loc_pair * argument,
8280	add location_t * and tree * arguments, fill in array of 3
8281	sizeof_arg trees and corresponding locs.
8282	(c_parser_attributes, c_parser_objc_keywordexpr): Adjust
8283	c_parser_expr_list callers.
8284	(c_parser_postfix_expression_after_primary): Likewise.  Pass
8285	array of 3 sizeof_arg trees and locs (corresponding to first
8286	3 arguments) to sizeof_pointer_memaccess_warning.
8287
82882012-10-09  Lawrence Crowl  <crowl@google.com>
8289
8290	* Make-lang.in (c-decl.o): Add dependence on hash-table.h.
8291	* c-decl.c (detect_field_duplicates_hash): Change to new type-safe
8292	hash table.
8293
82942012-10-09  Paolo Carlini  <paolo.carlini@oracle.com>
8295
8296	PR c++/54194
8297	* c-typeck.c (parser_build_binary_op): Update warn_about_parentheses
8298	call.
8299
83002012-10-09  Marc Glisse  <marc.glisse@inria.fr>
8301
8302	PR c++/54427
8303	* c-typeck.c: Include c-common.h.
8304	(enum stv_conv): Moved to c-common.h.
8305	(scalar_to_vector): Moved to c-common.c.
8306	(build_binary_op): Adapt to scalar_to_vector's new prototype.
8307	* Make-lang.in: c-typeck.c depends on c-common.h.
8308
83092012-10-04  Arnaud Charlet  <charlet@adacore.com>
8310
8311	* c-decl.c (c_write_global_declarations): Fix handling of
8312	-fdump-ada-spec*.
8313
83142012-09-30  Sharad Singhai  <singhai@google.com>
8315
8316	* c-decl.c (c_write_global_declarations): Use a different method
8317	to determine if the dump has ben initialized.
8318
83192012-09-14  Joseph Myers  <joseph@codesourcery.com>
8320
8321	PR c/54552
8322	* c-typeck.c (c_cast_expr): When casting to a type requiring
8323	C_MAYBE_CONST_EXPR to be created, pass the inner expression to
8324	c_fully_fold first.
8325
83262012-09-14  Joseph Myers  <joseph@codesourcery.com>
8327
8328	PR c/54103
8329	* c-typeck.c (build_unary_op): Pass original argument of
8330	TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
8331	any C_MAYBE_CONST_EXPR, if it has integer operands.
8332	(build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
8333	TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
8334	to c_objc_common_truthvalue_conversion, then remove any
8335	C_MAYBE_CONST_EXPR, if they have integer operands.  Use
8336	c_objc_common_truthvalue_conversion not
8337	c_common_truthvalue_conversion.
8338	(c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
8339	call note_integer_operands for arguments with integer operands
8340	that are not integer constants.
8341
83422012-09-13  Jakub Jelinek  <jakub@redhat.com>
8343
8344	PR c/54559
8345	* c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
8346	COMPLEX_TYPE with in_late_binary_op set temporarily to true.
8347
83482012-08-31  Jakub Jelinek  <jakub@redhat.com>
8349
8350	PR c/54428
8351	* c-convert.c (convert): Don't call fold_convert_loc if
8352	TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
8353	is a COMPLEX_EXPR.  Remove TYPE_MAIN_VARIANT check from
8354	COMPLEX_TYPE -> COMPLEX_TYPE conversion.
8355
83562012-08-24  Jakub Jelinek  <jakub@redhat.com>
8357
8358	PR c/54355
8359	* c-decl.c (c_parser_label): Pass true as nested and fix up comments
8360	for nested and empty_ok arguments in the call to
8361	c_parser_declaration_or_fndef.
8362
83632012-08-17  Jakub Jelinek  <jakub@redhat.com>
8364
8365	* c-tree.h (c_last_sizeof_arg): Declare.
8366	* c-parser.c (struct c_tree_loc_pair): New type.
8367	(c_parser_expr_list): Add sizeof_arg argument.  Fill it in if
8368	non-NULL.
8369	(c_parser_attributes, c_parser_objc_keywordexpr): Adjust callers.
8370	(c_parser_postfix_expression_after_primary): Likewise.  Call
8371	sizeof_pointer_memaccess_warning if needed.
8372	(sizeof_ptr_memacc_comptypes): New function.
8373	* c-typeck.c (c_last_sizeof_arg): New global variable.
8374	(c_expr_sizeof_expr, c_expr_sizeof_type): Initialize it.
8375
83762012-07-24  Uros Bizjak  <ubizjak@gmail.com>
8377
8378	* c-lang.h (lang_decl): Add variable_size GTY option.
8379
83802012-07-16  Steven Bosscher  <steven@gcc.gnu.org>
8381
8382	* c-decl.c: Include dumpfile.h instead of tree-dump.h.
8383	* Make-lang.in: Fix dependencies.
8384
83852012-06-29  Steven Bosscher  <steven@gcc.gnu.org>
8386
8387	* Make-lang.in: New file, rules migrated from gcc/Makefile.in
8388	and add language Makefile hooks.
8389	* config-lang.in: New file.
8390	* c-config-lang.in: Moved from gcc/config-lang.in to here, and
8391	add the required "normal" config-lang.in rules.
8392	* c-lang.h: Moved from gcc/ to here.
8393	* c-tree.h: Likewise.
8394	* c-objc-common.c: Likewise.
8395	* c-objc-common.h: Likewise.
8396	* c-typeck.c: Likewise.
8397	* c-convert.c: Likewise.
8398	* c-lang.c: Likewise.
8399	* c-aux-info.c: Likewise.
8400	* c-errors.c: Likewise.
8401	* gccspec.c: Likewise.
8402	* c-decl.c: Likewise.  Include gt-c-c-decl.h, not gt-c-decl.h.
8403	* c-parser.c: Likewise.  Include gt-c-c-parser.h, not gt-c-parser.h.
8404
8405Copyright (C) 2012-2022 Free Software Foundation, Inc.
8406
8407Copying and distribution of this file, with or without modification,
8408are permitted in any medium without royalty provided the copyright
8409notice and this notice are preserved.
8410