xref: /netbsd-src/external/gpl3/gcc/dist/libcpp/ChangeLog (revision 4c3eb207d36f67d31994830c0a694161fc1ca39b)
12022-06-28  Release Manager
2
3	* GCC 10.4.0 released.
4
52022-06-15  Jakub Jelinek  <jakub@redhat.com>
6
7	Backported from master:
8	2022-05-29  Jakub Jelinek  <jakub@redhat.com>
9
10	PR preprocessor/105732
11	* expr.c (_cpp_parse_expr): Handle CPP_PADDING by just another
12	token.
13
142022-05-10  Jakub Jelinek  <jakub@redhat.com>
15
16	Backported from master:
17	2022-02-01  Jakub Jelinek  <jakub@redhat.com>
18
19	PR preprocessor/104147
20	* macro.c (funlike_invocation_p): For padding prefer a token
21	with val.source non-NULL especially if it has PREV_WHITE set
22	on val.source->flags.  Add gcc_assert that CPP_PADDING tokens
23	don't have PREV_WHITE set in flags.
24
252022-05-10  Jakub Jelinek  <jakub@redhat.com>
26
27	Backported from master:
28	2022-02-01  Jakub Jelinek  <jakub@redhat.com>
29
30	* directives.c (destringize_and_run): Push &pfile->avoid_paste
31	instead of a copy of pfile->directive_result for the CPP_PADDING
32	case.
33
342022-05-10  Jakub Jelinek  <jakub@redhat.com>
35
36	Backported from master:
37	2021-12-30  Jakub Jelinek  <jakub@redhat.com>
38
39	PR preprocessor/89971
40	* macro.c (replace_args): For ##__VA_OPT__, if __VA_OPT__ expands
41	to no tokens at all, drop PASTE_LEFT flag from the previous token.
42
432021-05-07  Jakub Jelinek  <jakub@redhat.com>
44
45	Backported from master:
46	2021-05-07  Jakub Jelinek  <jakub@redhat.com>
47
48	PR c/100450
49	* lex.c (cpp_avoid_paste): Handle token1 CPP_PRAGMA like CPP_NAME.
50
512021-04-13  Eric Botcazou  <ebotcazou@adacore.com>
52
53	* include/line-map.h (IS_MACRO_LOC): Delete.
54	* line-map.c (linemap_location_from_macro_expansion_p): Test
55	LINEMAPS_MACRO_LOWEST_LOCATION of the linemap.
56
572021-04-08  Release Manager
58
59	* GCC 10.3.0 released.
60
612021-02-03  Nathan Sidwell  <nathan@acm.org>
62
63	PR preprocessor/95253
64	* mkdeps.c (munge): Do not escape ':'.
65
662020-10-05  Jakub Jelinek  <jakub@redhat.com>
67
68	Backported from master:
69	2020-09-26  Jakub Jelinek  <jakub@redhat.com>
70
71	PR bootstrap/97163
72	* lex.c (search_line_fast): Only use _ARCH_PWR8 Altivec version
73	for GCC >= 4.5.
74
752020-07-29  Tiziano Müller  <tiziano.mueller@chem.uzh.ch>
76
77	* init.c (builtin_array): Add xref comment.
78	* traditional.c (fun_like_macro): Add HAS_INCLUDE codes.
79
802020-07-23  Release Manager
81
82	* GCC 10.2.0 released.
83
842020-05-07  Release Manager
85
86	* GCC 10.1.0 released.
87
882020-02-14  Jakub Jelinek  <jakub@redhat.com>
89
90	Partially implement P1042R1: __VA_OPT__ wording clarifications
91	PR preprocessor/92319
92	* macro.c (expand_arg): Move declarations before vaopt_state
93	definition.
94	(class vaopt_state): Move enum update_type definition earlier.  Remove
95	m_allowed member, add m_arg and m_update members.
96	(vaopt_state::vaopt_state): Change last argument from bool any_args
97	to macro_arg *arg, initialize m_arg and m_update instead of m_allowed.
98	(vaopt_state::update): When bumping m_state from 1 to 2 and m_update
99	is ERROR, determine if __VA_ARGS__ expansion has any non-CPP_PADDING
100	tokens and set m_update to INCLUDE if it has any, DROP otherwise.
101	Return m_update instead of m_allowed ? INCLUDE : DROP in m_state >= 2.
102	(replace_args, create_iso_definition): Adjust last argument to
103	vaopt_state ctor.
104
1052020-02-05  Martin Sebor  <msebor@redhat.com>
106
107	* include/cpplib.h (cpp_builtin_type): Remove trailing comma to
108	avoid pedantic warnings in C++ 98 mode.
109
1102020-02-04  Jakub Jelinek  <jakub@redhat.com>
111
112	* macro.c (builtin_has_include): Diagnose __has_include* use outside
113	of preprocessing directives.
114
115	PR preprocessor/93545
116	* macro.c (cpp_get_token_no_padding): New function.
117	(builtin_has_include): Use it instead of cpp_get_token.  Don't check
118	SEEN_EOL.
119
1202020-02-01  Andrew Burgess  <andrew.burgess@embecosm.com>
121
122	* configure: Regenerate.
123
1242020-01-28  Nathan Sidwell  <nathan@acm.org>
125
126	PR preprocessor/93452
127	* internal.h (struct spec_nodes): Drop n__has_include{,_next}.
128	* directives.c (lex_macro_node): Don't check __has_include redef.
129	* expr.c (eval_token): Drop __has_include eval.
130	(parse_has_include): Move to ...
131	* macro.c (builtin_has_include): ... here.
132	(_cpp_builtin_macro_text): Eval __has_include{,_next}.
133	* include/cpplib.h (enum cpp_builtin_type): Add BT_HAS_INCLUDE{,_NEXT}.
134	* init.c (builtin_array): Add them.
135	(cpp_init_builtins): Drop __has_include{,_next} init here ...
136	* pch.c (cpp_read_state): ... and here.
137	* traditional.c (enum ls): Drop has_include states ...
138	(_cpp_scan_out_logical_line): ... and here.
139
1402020-01-27  Andrew Burgess  <andrew.burgess@embecosm.com>
141
142	* configure: Regenerate.
143
1442020-01-24  Nathan Sidwell  <nathan@acm.org>
145
146	* expr.c (parse_has_include): Remove bogus controlling macro code.
147
1482020-01-20  Nathan Sidwell  <nathan@acm.org>
149
150	PR preprocessor/80005
151	* include/cpplib.h (BT_HAS_ATTRIBUTE): Fix comment.
152	* internal.h (struct lexer_state): Delete in__has_include field.
153	(struct spec_nodes): Rename n__has_include{,_next}__ fields.
154	(_cpp_defined_macro_p): New.
155	(_cpp_find_file): Add has_include parm.
156	* directives.c (lex_macro_node): Combine defined,
157	__has_inline{,_next} checking.
158	(do_ifdef, do_ifndef): Use _cpp_defined_macro_p.
159	(_cpp_init_directives): Refactor.
160	* expr.c (parse_defined): Use _cpp_defined_macro_p.
161	(eval_token): Adjust parse_has_include calls.
162	(parse_has_include): Add OP parameter.  Reimplement.
163	* files.c (_cpp_find_file): Add HAS_INCLUDE parm.  Use it to
164	inhibit error message.
165	(_cpp_stack_include): Adjust _cpp_find_file call.
166	(_cpp_fake_include, _cpp_compare_file_date): Likewise.
167	(open_file_failed): Remove in__has_include check.
168	(_cpp_has_header): Adjust _cpp_find_file call.
169	* identifiers.c (_cpp_init_hashtable): Don't init
170	__has_include{,_next} here ...
171	* init.c (cpp_init_builtins): ... init them here.  Define as
172	macros.
173	(cpp_read_main_file): Adjust _cpp_find_file call.
174	* pch.c (cpp_read_state): Adjust __has_include{,_next} access.
175	* traditional.c (_cpp_scan_out_locgical_line): Likewise.
176
177	PR preprocessor/93306
178	* expr.c (parse_has_include): Refactor.  Check skip_eval before
179	looking.
180
1812020-01-10  David Malcolm  <dmalcolm@redhat.com>
182
183	* include/line-map.h (class diagnostic_path): New forward decl.
184	(rich_location::get_path): New accessor.
185	(rich_location::set_path): New function.
186	(rich_location::m_path): New field.
187	* line-map.c (rich_location::rich_location): Initialize m_path.
188
1892020-01-01  Jakub Jelinek  <jakub@redhat.com>
190
191	Update copyright years.
192
1932019-12-18  David Malcolm  <dmalcolm@redhat.com>
194
195	PR preprocessor/92982
196	* charset.c
197	(cpp_string_location_reader::cpp_string_location_reader): Delete
198	initialization of m_line_table.
199	* include/cpplib.h (cpp_string_location_reader::m_line_table):
200	Delete unused member.
201
2022019-12-14  Jakub Jelinek  <jakub@redhat.com>
203
204	PR preprocessor/92919
205	* charset.c (wide_str_to_charconst): If str contains just the
206	NUL terminator, punt quietly.
207
2082019-12-09  David Malcolm  <dmalcolm@redhat.com>
209
210	* include/line-map.h (label_text::label_text): Make private.
211	(label_text::borrow): New.
212	(label_text::take): New.
213	(label_text::take_or_copy): New.
214
2152019-12-09  Lewis Hyatt  <lhyatt@gmail.com>
216
217	PR preprocessor/49973
218	* generated_cpp_wcwidth.h: New file generated by
219	../contrib/unicode/gen_wcwidth.py, supports new cpp_wcwidth function.
220	* charset.c (compute_next_display_width): New function to help
221	implement display columns.
222	(cpp_byte_column_to_display_column): Likewise.
223	(cpp_display_column_to_byte_column): Likewise.
224	(cpp_wcwidth): Likewise.
225	* include/cpplib.h (cpp_byte_column_to_display_column): Declare.
226	(cpp_display_column_to_byte_column): Declare.
227	(cpp_wcwidth): Declare.
228	(cpp_display_width): New function.
229
2302019-11-14  Joseph Myers  <joseph@codesourcery.com>
231
232	* charset.c (narrow_str_to_charconst): Make CPP_UTF8CHAR constants
233	unsigned for C.
234	* init.c (lang_defaults): Set utf8_char_literals for GNUC2X and
235	STDC2X.
236
2372019-11-07  Jakub Jelinek  <jakub@redhat.com>
238
239	PR c++/91370 - Implement P1041R4 and P1139R2 - Stronger Unicode reqs
240	* charset.c (narrow_str_to_charconst): Add TYPE argument.  For
241	CPP_UTF8CHAR diagnose whenever number of chars is > 1, using
242	CPP_DL_ERROR instead of CPP_DL_WARNING.
243	(wide_str_to_charconst): For CPP_CHAR16 or CPP_CHAR32, use
244	CPP_DL_ERROR instead of CPP_DL_WARNING when multiple char16_t
245	or char32_t chars are needed.
246	(cpp_interpret_charconst): Adjust narrow_str_to_charconst caller.
247
2482019-11-05  Tim van Deurzen  <tim@kompiler.org>
249
250	* cpplib.h: Add spaceship operator for C++.
251	* lex.c: Implement conditional lexing of spaceship operator for C++20.
252
2532019-10-31  Jakub Jelinek  <jakub@redhat.com>
254
255	PR preprocessor/92296
256	* internal.h (struct def_pragma_macro): Add is_builtin bitfield.
257	(_cpp_restore_special_builtin): Declare.
258	* init.c (_cpp_restore_special_builtin): New function.
259	* directives.c (do_pragma_push_macro): For NT_BUILTIN_MACRO
260	set is_builtin and don't try to grab definition.
261	(cpp_pop_definition): Use _cpp_restore_special_builtin to restore
262	builtin macros.
263
2642019-10-15  Nathan Sidwell  <nathan@acm.org>
265
266	* include/line-map.h (struct maps_info_ordinary): Make cache
267	mutable.
268	(struct maps_info_macro): Likewise.
269	(LINEMAPS_CACHE): Remove non-ref accessor. Constify ref accessor.
270	(LINEMAPS_ORDINARY_CACHE, LINEMAPS_MACRO_CACHE): Likewise.
271	(LINEMAPS_ORDINARY_MAP_AT, LINEMAPS_MACRO_MAP_AT): Use
272	LINEMAPS_USED and LINEMAPS_MAP_AT.
273	(linemap_lookup): Constify line_map arg.
274	linemap.c (linemap_ordinary_map_lookup, linemap_macro_map_lookup):
275	Constify line_map arg.
276
2772019-10-11  Joseph Myers  <joseph@codesourcery.com>
278
279	* include/cpplib.h (struct cpp_options): Add dfp_constants and
280	cpp_warn_c11_c2x_compat.
281	(enum cpp_warning_reason): Add CPP_W_C11_C2X_COMPAT.
282	* init.c (struct lang_flags): Add dfp_constants.
283	(lang_defaults): Set dfp_constants to 1 for GNUC2X and STDC2X and
284	0 for other languages.
285	(cpp_set_lang): Set dfp_constants from language.
286	(cpp_create_reader): Set cpp_warn_c11_c2x_compat to -1.
287	* expr.c (interpret_float_suffix): Mention DFP constants as C2X in
288	comment.
289	(cpp_classify_number): Do not diagnose DFP constants for languages
290	setting dfp_constants, unless cpp_warn_c11_c2x_compat.
291
2922019-10-04  Nathan Sidwell  <nathan@acm.org>
293
294	PR preprocessor/91991
295	* line-map.c (linemap_line_start): Clear max_column_hint if we run
296	out of locations.
297
2982019-10-02  Richard Biener  <rguenther@suse.de>
299
300	* internal.h (enum include_type): Remove trailing comma.
301
3022019-10-02  Joseph Myers  <joseph@codesourcery.com>
303
304	* include/cpplib.h (struct cpp_options): Add member scope.
305	* init.c (struct lang_flags, lang_defaults): Likewise.
306	(cpp_set_lang): Set scope member of pfile.
307	* lex.c (_cpp_lex_direct): Test CPP_OPTION (pfile, scope) not
308	CPP_OPTION (pfile, cplusplus) for creating CPP_SCOPE tokens.
309
3102019-09-26  Eric Botcazou  <ebotcazou@adacore.com>
311
312	* charset.c (UCS_LIMIT): New macro.
313	(ucn_valid_in_identifier): Use it instead of a hardcoded constant.
314	(_cpp_valid_ucn): Issue a pedantic warning for UCNs larger than
315	UCS_LIMIT outside of identifiers in C and in C++2a or later.
316
3172019-09-19  Lewis Hyatt  <lhyatt@gmail.com>
318
319	PR c/67224
320	* charset.c (_cpp_valid_utf8): New function to help lex UTF-8 tokens.
321	* internal.h (_cpp_valid_utf8): Declare.
322	* lex.c (forms_identifier_p): Use it to recognize UTF-8 identifiers.
323	(_cpp_lex_direct): Handle UTF-8 in identifiers and CPP_OTHER tokens.
324	Do all work in "default" case to avoid slowing down typical code paths.
325	Also handle $ and UCN in the default case for consistency.
326
3272019-08-30  Nathan Sidwell  <nathan@acm.org>
328
329	New # semantics for popping to "" name.
330	libcpp/
331	* directives.c (do_linemarker): Popping to "" name means get the
332	name from the include stack..
333
3342019-09-05  Nathan Sidwell  <nathan@acm.org>
335
336	PR preprocessor/91639
337	* directives.c (do_include_common): Tell lexer we're a #include.
338	* files.c (_cpp_stack_file): Lexer will have always incremented.
339	* internal.h (struct cpp_context): Extend in_directive's
340	semantics.
341	* lex.c (_cpp_lex_direct): Increment line for final \n when lexing
342	for an ISO #include.
343	* line-map.c (linemap_line_start): Remember if we overflowed.
344
3452019-09-03  Ulrich Weigand  <uweigand@de.ibm.com>
346
347	* directives.c: Remove references to spu from comments.
348	* expr.c: Likewise.
349
3502019-08-29  Nathan Sidwell  <nathan@acm.org>
351
352	* internal.h (enum include_type): Add IT_MAIN, IT_DIRECTIVE_HWM,
353	IT_HEADER_HWM.
354	(_cpp_stack_file): Take include_type, not a bool.
355	* files.c (_cpp_find_file): Refactor to not hide an if inside a
356	for conditional.
357	(should_stack_file): Break apart to ...
358	(is_known_idempotent_file, has_unique_contents): ... these.
359	(_cpp_stack_file): Replace IMPORT boolean with include_type enum.
360	Refactor to use new predicates.  Do linemap compensation here ...
361	(_cpp_stack_include): ... not here.
362	* init.c (cpp_read_main_file): Pass IT_MAIN to _cpp_stack_file.
363
3642019-08-28  Nathan Sidwell  <nathan@acm.org>
365
366	* directives-only.c (_cpp_preprocess_dir_only): Use false, not
367	zero for _cpp_handle_directive call.
368	* directives.c (_cpp_handle_directive): Indented is bool.
369	* files.c (struct _cpp_file): Make bools 1 bit bitfields.
370	* internal.h (enum include_type): Reformat and comment.
371	(struct cpp_buffer): Make flags 1 bit bitfields.
372	(_cpp_handle_directive): Indented is bool.
373
3742019-07-09  Martin Sebor  <msebor@redhat.com>
375
376	* include/line-map.h: Change class-key from class to struct and vice
377	versa to match convention and avoid -Wclass-is-pod and -Wstruct-no-pod.
378	* mkdeps.c: Same.
379
3802019-07-03  Martin Liska  <mliska@suse.cz>
381
382	* line-map.c (linemap_get_expansion_filename): Remove
383	dead assignemts.
384	* mkdeps.c (make_write): Likewise.
385
3862019-07-02  qing zhao  <qing.zhao@oracle.com>
387
388	PR preprocessor/90581
389	* directives.c (do_include_common): Replace CPP_STACK_MAX with
390	CPP_OPTION (pfile, max_include_depth).
391	* include/cpplib.h (struct cpp_options): Add new field
392	max_include_depth.
393	* init.c (cpp_create_reader): Initiate new field max_include_depth.
394	* internal.h: Delete CPP_STACK_MAX.
395
3962019-06-26  Nathan Sidwell  <nathan@acm.org>
397
398	PR preprocessor/90927
399	* mkdeps.c (mkdeps::vec::operator[]): Add non-const variant.
400	(deps_add_target): Deal with out of order unquoted targets.
401
4022019-05-19  Andrew Pinski  <apinski@marvell.com>
403
404	PR pch/81721
405	* lex.c (cpp_token_val_index <case SPELL_OPERATOR>): If tok->flags
406	has NAMED_OP set, then return CPP_TOKEN_FLD_NODE.
407
4082019-05-14  Martin Liska  <mliska@suse.cz>
409
410	PR preprocessor/90382
411	* line-map.c (first_map_in_common_1): Handle ADHOC
412	locations.
413
4142019-05-14  Martin Liska  <mliska@suse.cz>
415
416	PR preprocessor/90382
417	* include/line-map.h (get_data_from_adhoc_loc): Add const to
418	the first argument.
419	(get_location_from_adhoc_loc): Likewise.
420	* line-map.c(get_data_from_adhoc_loc):  Add const to
421	the first argument.
422	(get_location_from_adhoc_loc): Likewise.
423	(get_combined_adhoc_loc): Use get_location_from_adhoc_loc
424	(or get_data_from_adhoc_loc).
425	(get_range_from_adhoc_loc): Likewise.
426	(get_pure_location): Likewise.
427	(linemap_position_for_loc_and_offset): Likewise.
428	(linemap_lookup): Likewise.
429	(linemap_ordinary_map_lookup): Likewise.
430	(linemap_macro_map_lookup): Likewise.
431	(linemap_get_expansion_line): Likewise.
432	(linemap_get_expansion_filename): Likewise.
433	(linemap_location_in_system_header_p): Likewise.
434	(linemap_location_from_macro_expansion_p): Likewise.
435	(linemap_macro_loc_to_exp_point): Likewise.
436	(linemap_resolve_location): Likewise.
437	(linemap_unwind_toward_expansion): Likewise.
438	(linemap_unwind_to_first_non_reserved_loc): Likewise.
439	(linemap_expand_location): Likewise.
440	(linemap_dump_location): Likewise.
441
4422019-05-07  Nathan Sidwell  <nathan@acm.org>
443
444	* files.c (_cpp_stack_file): Empty filenames aren't dependencies.
445	* mkdeps.c (deps_add_dep): Assert not empty.
446
447	* include/mkdeps.h (deps_write): Add PHONY arg.
448	(deps_phony_targets): Delete.
449	* init.c (cpp_finish): Just call deps_write.
450	* mkdeps.c (struct mkdeps): Add local vector class.  Reimplement
451	vector handling.
452	(munge): Munge to static buffer.
453	(apply_vpath): Adjust vector handling.
454	(deps_init, deps_free): Use new, delete.
455	(deps_add_target): Do not munge here.  Record quoting low water mark.
456	(deps_add_dep): Do not munge here.
457	(deps_add_vpath): Adjust vector handling.
458	(make_write_name): New.  Munge on demand here.
459	(make_write_vec): New.
460	(deps_phony_targets): Delete.
461	(make_write): New.
462	(deps_write): Forward to deps_Write.
463	(deps_save, deps_restore): Adjust vector handling.
464
4652019-05-06  Nathan Sidwell  <nathan@acm.org>
466
467	* include/mkdeps.h: Rename struct deps to struct mkdeps.
468	* mkdeps.c: Likewise.
469	* include/cpplib.h (cpp_get_deps): Rename return type..
470	* directives.c (cpp_get_deps): Likewise.
471	* internal.h (struct cpp_reader): Rename deps field type.
472
4732019-04-03  Jonathan Wakely  <jwakely@redhat.com>
474
475	* files.c (search_path_exhausted): Fix typo in comment.
476
4772019-02-26  Martin Liska  <mliska@suse.cz>
478
479	* symtab.c (ht_dump_statistics): Make
480	horizontal alignment for statistics.
481
4822019-02-20  David Malcolm  <dmalcolm@redhat.com>
483
484	PR c/89410
485	* include/line-map.h (linenum_arith_t): New typedef.
486	(compare): Use it.
487
4882019-02-18  Martin Liska  <mliska@suse.cz>
489
490	PR c++/89383
491	* line-map.c (linemap_line_start): Use 1UL in order
492	to not overflow.
493
4942019-02-11  Martin Liska  <mliska@suse.cz>
495
496	PR lto/88147
497	* line-map.c (linemap_line_start): Don't reuse the existing line
498	map if the line offset is sufficiently large to cause overflow
499	when computing location_t values.
500
5012019-01-26  Jakub Jelinek  <jakub@redhat.com>
502
503	PR preprocessor/88974
504	* directives.c (SEEN_EOL): Move macro to ...
505	* internal.h (SEEN_EOL): ... here.
506	* expr.c (parse_has_include): Don't cpp_get_token if SEEN_EOL ().
507
5082019-01-01  Jakub Jelinek  <jakub@redhat.com>
509
510	Update copyright years.
511
5122018-11-27  Mike Gulick  <mgulick@mathworks.com>
513
514	PR preprocessor/83173
515	* location-example.txt: Update example -fdump-internal-locations
516	output.
517
5182018-11-27  Mike Gulick  <mgulick@mathworks.com>
519
520	PR preprocessor/83173
521	* files.c (_cpp_stack_include): Check if
522	line_table->highest_location is past current line before
523	decrementing.
524
5252018-11-13  David Malcolm  <dmalcolm@redhat.com>
526
527	* charset.c: Replace "source_location" with "location_t".
528	* directives-only.c: Likewise.
529	* directives.c: Likewise.
530	* errors.c: Likewise.
531	* expr.c: Likewise.
532	* files.c: Likewise.
533	* include/cpplib.h: Likewise.  Rename MAX_SOURCE_LOCATION to
534	MAX_LOCATION_T.
535	* include/line-map.h: Likewise.
536	* init.c: Likewise.
537	* internal.h: Likewise.
538	* lex.c: Likewise.
539	* line-map.c: Likewise.
540	* location-example.txt: Likewise.
541	* macro.c: Likewise.
542	* pch.c: Likewise.
543	* traditional.c: Likewise.
544
5452018-11-07  Hafiz Abid Qadeer  <abidh@codesourcery.com>
546
547        * configure: Regenerated.
548
5492018-11-05  Martin Liska  <mliska@suse.cz>
550
551	* symtab.c (ht_dump_statistics): Replace %zu with %lu format.
552
5532018-11-05  Martin Liska  <mliska@suse.cz>
554
555	* symtab.c (ht_dump_statistics): Fix format and
556	pass missing argument.
557
5582018-11-05  Martin Liska  <mliska@suse.cz>
559
560	* symtab.c (ht_dump_statistics): Make dump conditional
561	based on alloc_subobject.
562
5632018-10-31  Joseph Myers  <joseph@codesourcery.com>
564
565	PR bootstrap/82856
566	* configure.ac: Remove AC_PREREQ.  Use AC_LANG_SOURCE.
567	* aclocal.m4, config.in, configure: Regenerate.
568
5692018-10-31  Nathan Sidwell  <nathan@acm.org>
570
571	* internal.h (struct cpp_reader): Rename forced_token_location_p
572	to forced_token_location and drop its pointerness.
573	* include/cpplib.h (cpp_force_token_locations): Take location, not
574	pointer to one.
575	* init.c (cpp_create_reader): Adjust.
576	* lex.c (cpp_read_main_file):
577
578	* directives.c (do_include_common): Commonize cleanup path.
579	(_cpp_pop_buffer): Fix leak.
580
581	* include/line-map.h (IS_ORDINARY_LOC, IS_MACRO_LOC): New
582	predicates.
583	(IS_ADHOC_LOC): Move earlier.
584	(MAP_ORDINARY_P): Use IS_ORDINARY_LOC.
585	* line-map.c (linemap_location_from_macro_expansion_p): Use
586	IS_MACRO_LOC.
587
588	* include/cpplib.h (cpp_macro_definition_location): Make inline.
589	* macro.c (warn_of_redefinition): Fix comments, examine macro
590	type, use C++ for.
591	(cpp_macro_definition_location): Don't define here.
592
593	* include/cpplib.h (HT_NODE): Don't cast NODE.
594	(NODE_LEN, NODE_NAME): Use HT_NODE.
595
596	* directives.c (DIRECTIVE_TABLE): Drop historical frequency
597	comments.
598	* files.c (_cpp_stack_file): Fix indentation.
599
6002018-10-17  Joseph Myers  <joseph@codesourcery.com>
601
602	* include/cpplib.h (enum c_lang): Add CLK_GNUC2X and CLK_STDC2X.
603	* init.c (lang_defaults): Add GNUC2X and STDC2X entries.
604	(cpp_init_builtins): Define __STDC_VERSION__ to 202000L for C2X.
605
6062018-10-11  David Malcolm  <dmalcolm@redhat.com>
607
608	* macro.c (_cpp_arguments_ok): If the argument count is wrong, add
609	a note showing the definition of the macro.
610
6112018-10-11  Nathan Sidwell  <nathan@acm.org>
612
613	* include/line-map.h (LINEMAPS_MACRO_LOWEST_LOCATION): Fix
614	off-by-one error.
615	* line-map.c (linemap_enter_macro): Use RAII.  Clear all of the
616	macro_locations.
617
6182018-10-09  David Malcolm  <dmalcolm@redhat.com>
619
620	* charset.c (noop_error_cb): Rename to...
621	(noop_diagnostic_cb): ...this, converting params to enums.
622	(cpp_interpret_string_ranges): Update for renaming and enums.
623	* directives.c (check_eol_1): Convert reason to enum.
624	(do_diagnostic): Convert code and reason to enum.
625	(do_error): Use CPP_W_NONE rather than 0.
626	(do_pragma_dependency): Likewise.
627	* errors.c (cpp_diagnostic_at): Convert level and reason to enums.
628	Update for renaming.
629	(cpp_diagnostic): Convert level and reason to enums.
630	(cpp_error): Convert level to enum.
631	(cpp_warning): Convert reason to enums.
632	(cpp_pedwarning): Likewise.
633	(cpp_warning_syshdr): Likewise.
634	(cpp_diagnostic_with_line): Convert level and reason to enums.
635	Update for renaming.
636	(cpp_error_with_line): Convert level to enum.
637	(cpp_warning_with_line): Convert reason to enums.
638	(cpp_pedwarning_with_line): Likewise.
639	(cpp_warning_with_line_syshdr): Likewise.
640	(cpp_error_at): Convert level to enum.
641	(cpp_errno): Likewise.
642	(cpp_errno_filename): Likewise.
643	* include/cpplib.h (enum cpp_diagnostic_level): Name this enum,
644	and move to before struct cpp_callbacks.
645	(enum cpp_warning_reason): Likewise.
646	(cpp_callbacks::diagnostic): Convert params from int to enums.
647	(cpp_error): Convert int param to enum cpp_diagnostic_level.
648	(cpp_warning): Convert int param to enum cpp_warning_reason.
649	(cpp_pedwarning): Likewise.
650	(cpp_warning_syshdr): Likewise.
651	(cpp_errno): Convert int param to enum cpp_diagnostic_level.
652	(cpp_errno_filename): Likewise.
653	(cpp_error_with_line): Likewise.
654	(cpp_warning_with_line): Convert int param to enum
655	cpp_warning_reason.
656	(cpp_pedwarning_with_line): Likewise.
657	(cpp_warning_with_line_syshdr): Likewise.
658	(cpp_error_at): Convert int param to enum cpp_diagnostic_level.
659	* macro.c (create_iso_definition): Convert int to enum.
660	(_cpp_create_definition): Likewise.
661
6622018-09-17  David Malcolm  <dmalcolm@redhat.com>
663
664	* include/line-map.h (range_label::get_text): Add param
665	"range_idx".
666
6672018-08-30  Nathan Sidwell  <nathan@acm.org>
668
669	* include/line-map.h (enum lc_reason): Comment each member
670	separately.
671	(struct line_maps): Fix reallocator comment.
672
6732018-08-27  David Malcolm  <dmalcolm@redhat.com>
674
675	PR 87091
676	* include/line-map.h (enum range_display_kind): New enum.
677	(struct location_range): Replace field "m_show_caret_p" with
678	"m_range_display_kind", converting from bool to the new enum.
679	(class rich_location): Add example of line insertion fix-it hint.
680	(rich_location::add_range): Convert param "show_caret_p" from bool
681	to enum range_display_kind and rename to "range_display_kind",
682	giving it a default of SHOW_RANGE_WITHOUT_CARET.
683	(rich_location::set_range): Likewise, albeit without a default.
684	* line-map.c (rich_location::rich_location): Update for conversion
685	of show_caret_p to tri-state enum.
686	(rich_location::add_range): Likewise.
687	(rich_location::set_range): Likewise.
688
6892018-08-24  H.J. Lu  <hongjiu.lu@intel.com>
690
691	PR bootstrap/86872
692	* line-map.c (pure_location_p): Return true if linemap_lookup
693	returns NULL.
694	(linemap_add): Set start_location to 0 if we run out of line map
695	space.
696
6972018-08-20  Nathan Sidwell  <nathan@acm.org>
698
699	* include/cpplib.h: Fixup some whitespace.
700	(cpp_hashnode): Reduce type to 2 bit & flags to 8.
701
702	* include/cpplib.h (NODE_BUILTIN, NODE_MACRO_ARG): Delete.
703	Renumber others.
704	(enum node_type): Replace NT_MACRO with NT_USER_MACRO,
705	NT_BUILTIN_MACRO, NT_MACRO_ARG.  Delete NT_ASSERTION.
706	(NTV_MACRO, NTV_ANSWER, NTV_BUILTIN, NTV_ARGUMENT, NTV_NONE):
707	Delete.
708	(CPP_HASHNODE_VALUE_IDX): Delete.
709	(union _cpp_hashnode_value): GTY tag from enum node_type directly.
710	(struct cpp_hashnode): Adjust GTY desc for value field.
711	(cpp_user_macro_p, cpp_builtin_macro_p, cpp_macro_p): Adjust.
712	* directives.c (undefine_macros): Clear value.anwers, adjust flag
713	clearing.
714	(_cpp_test_assertion): No need to check NT_ASSERTION.
715	(do_assert, do_unassert): Likewise.
716	* init.c (cpp_init_special_builtins): Set type not flags.
717	* macro.c (struct macro_arg_saved_data): Add type field.
718	(cpp_get_token_1): Check type not NT_VOID.
719	(_cpp_free_definition): Adjust flag clearing.  Nullify
720	value.answers.
721	(_cpp_save_parameter, _cpp_unsave_parameters): Save and restore
722	type.
723	(lex_expansion_token): Check type not flags.
724	(_cpp_create_definition): Set type to NT_USER_MACRO.
725	(_cpp_notify_macro_use): Adjust type checking.
726	* pch.c (write_macdef, count_defs, write_defs, cpp_valid_state)
727	(save_macros): Adjust node type/flag handling.
728	* traditional.c (_cpp_scan_out_logical_line): Check type not flags.
729
730	* directives.c (do_undef): Use cpp_macro_p & cpp_builtin_macro_p.
731	* include/cpplib.h (enum cpp_macro_kind): Remove trailing comma.
732	(cpp_fun_like_macro_p): Make inline, define.
733	* macro.c (cpp_define_lazily): Use UCHAR_MAX.
734	(cpp_fun_like_macro_p): Delete.
735
736	* Makefile.in (TAGS_SOURCES): Remove cpp-id-data.h.
737	* include/cpp-id-data.h: Delete.
738	* internal.h: Include cpplib.h not cpp-id-data.h.
739
740	* include/cpp-id-data.h (struct answer): Delete.
741	* include/cpplib.h (struct answer): Don't forward-declare.
742	(enum cpp_macro_kind): Add cmk_assert.
743	(struct cpp_macro): Union parms and next assert chain.
744	(union _cpp_hashnode_value): 'answer' field is cpp_macro.
745	* directives.c (parse_answer): Convert to use cpp_macro. Return
746	true on success.
747	(parse_assertion, find_answer, _cpp_test_assertion, cpp_do_assert)
748	(cpp_do_unassert): Convert to use cpp_macro.
749	* macro.c (warn_of_redefinition, _cpp_new_macro)
750	(check_trad_stringification, cpp_macro_definition): Adjust macro
751	parm access.
752	* traditional.c (_cpp_replacement_text_len)
753	(_cpp_copy_replacement_text, _cpp_create_trad_definition): Likewise.
754
7552018-08-17  Nathan Sidwell  <nathan@acm.org>
756
757	* include/cpplib.h (struct cpp_callbacks): Replace
758	user_builtin_macro with user_lazy_macro.
759	(struct cpp_macro): add lazy field.
760	(enum cpp_builtin_type): Remove BT_FIRST_USER, BT_LAST_USER.
761	(cpp_define_lazily): Declare.
762	* macro.c (enter_macro_context) Use _cpp_maybe_notify_macro_use.
763	(warn_of_redefinition): Use cpp_builtin_macro_p, directly call
764	user_lazy_macro hook.
765	(_cpp_new_macro): Clear lazy field.
766	(cpp_define_lazily): Define.
767	(_cpp_notify_macro_use): Adjust lazy definition code.
768	(cpp_macro_definition): No need to do lazy definition here.
769	* pch.c (write_macdef, save_macros): Likewise.
770
771	* include/cpplib.h (enum cpp_macro_kind): New.
772	(struct cpp_macro): Make body trailing array.  Add kind field,
773	delete traditional flag.
774	* internal.h (_cpp_new_macro): Declare.
775	(_cpp_reserve_room): New inline.
776	(_cpp_commit_buf): Declare.
777	(_cpp_create_trad_definition): Return new macro.
778	* lex.c (_cpp_commit_buff): New.
779	* macro.c (macro_real_token_count): Count backwards.
780	(replace_args): Pointer equality not orderedness.
781	(_cpp_save_parameter): Use _cpp_reserve_room.
782	(alloc_expansion_token): Delete.
783	(lex_expansion_token): Return macro pointer.  Use _cpp_reserve_room.
784	(create_iso_definition): Allocate macro itself.  Adjust for
785	different allocation ordering.
786	(_cpp_new_macro): New.
787	(_cpp_create_definition): Adjust for API changes.
788	* traditional.c (push_replacement_text): Don't set traditional
789	flag.
790	(save_replacement_text): Likewise.
791	(_cpp_create_trad_definition): Allocate macro itself, Adjust for
792	different allocation ordering.
793
794	* cpp-id-data.h (uchar, UC): Move to internal.h
795	(struct cpp_macro): Move to cpplib.h.
796	* internal.h (uchar, UC): From cpp-id-data.h.
797	* include/cpplib.h (struct cpp_macro): From cpp-id-data.h.
798
7992018-08-16  Nathan Sidwell  <nathan@acm.org>
800
801	* internal.h (_cpp_save_parameter): Take parmno, not macro.
802	(_cpp_unsave_parameters): Declare.
803	* macro.c (_cpp_save_parameter): Take parm number, not macro.
804	Return true on success.
805	(_cpp_unsave_parameters): New.
806	(parse_params): Take parm_no and variadic pointers, not macro.
807	Reimplement parsing logic.
808	(create_iso_definition): Adjust parse_params changes.  Call
809	_cpp_unsave_parameters here.
810	(_cpp_create_definition): Don't unsave params here.
811	* traditional.c (scan_parameters): Take n_param pointer, adjust.
812	(_cpp_create_trad_definition): Ajust scan_parameters change.  Call
813	_cpp_unsave_parameters.
814
815	* include/cpplib.h (cpp_user_macro_p, cpp_builtin_macro_p)
816	(cpp_macro_p): New inlines.
817	* directives.c (do_pragma_poison): Use cpp_macro_p.
818	(do_ifdef, do_ifndef): Likewise.  Use _cpp_maybe_notify_macro_use.
819	(cpp_pop_definition): Use cpp_macro_p.  Move _cpp_free_definition
820	earlier.  Don't zap node directly.
821	* expr.c (parse_defined): Use _cpp_maybe_notify_macro_use &
822	cpp_macro_p.
823	* files.c (should_stack_file): Use cpp_macro_p.
824	* identifiers.c (cpp_defined): Likewise.
825	* internal.h (_cpp_mark_macro): Use cpp_user_macro_p.
826	(_cpp_notify_macro_use): Declare.
827	(_cpp_maybe_notify_macro_use): New inline.
828	* lex.c (is_macro): Use cpp_macro_p.
829	* macro.c (_cpp_warn_if_unused_macro): Use cpp_user_macro_p.
830	(enter_macro_context): Likewise.
831	(_cpp_create_definition): Use cpp_builtin_macro_p,
832	cpp_user_macro_p.  Move _cpp_free_definition earlier.
833	(_cpp_notify_macro_use): New, broken out of multiple call sites.
834	* traditional.c (fun_like_macro_p): Use cpp_builtin_macro_p.
835	(maybe_start_funlike, _cpp_scan_out_logical_line)
836	(push_replacement_text): Likewise.
837
8382018-08-15  David Malcolm  <dmalcolm@redhat.com>
839
840	* include/line-map.h (struct location_range): Add "m_label" field.
841	(class rich_location): Add description of labels to leading
842	comment.
843	(rich_location::rich_location): Add "label" param, defaulting to
844	NULL.
845	(rich_location::add_range): Likewise.
846	(struct label_text): New struct.
847	(class range_label): New abstract base class.
848	* line-map.c (rich_location::rich_location): Add "label" param;
849	use it.
850	(rich_location::add_range): Likewise.
851
8522018-08-08  Nathan Sidwell  <nathan@acm.org>
853
854	Make linemap::included_from a location
855	libcpp/
856	* include/line-map.h (struct line_map_ordinary): Replace
857	included_from map index with included_at source_location.
858	(ORDINARY_MAP_INCLUDER_FILE_INDEX): Delete.
859	(LAST_SOURCE_LINE_LOCATION): Delete.
860	(LAST_SOURCE_LINE, LAST_SOURCE_COLUMN): Delete.
861	(linemap_included_from): New.
862	(linemap_included_from_linemap): Declare.
863	(MAIN_FILE_P): Adjust.
864	* line-map.c (linemap_included_from_linemap): New.
865	(lonemap_check_files_exited): Use linemap_included_at.
866	(linemap_add): Adjust inclusion setting.
867	(linemap_dump, linemap_dump_location): Adjust.
868	* directives.c (do_linemarker): Use linemap_included_at.
869
8702018-08-07  Nathan Sidwell  <nathan@acm.org>
871
872	* line-map.c: (linemap_init): Set default allocator here.
873	(new_linemap): Rather than here.  Refactor allocation logic.
874
8752018-07-20  David Malcolm  <dmalcolm@redhat.com>
876
877	* include/line-map.h (rich_location::set_range): Remove redundant
878	line_maps * parameter.
879	* line-map.c (rich_location::set_range): Likewise.
880
8812018-07-18  Bernd Edlinger  <bernd.edlinger@hotmail.de>
882
883	PR 69558
884	* macro.c (enter_macro_context): Change the location info for builtin
885	macros and _Pragma from location of the closing parenthesis to location
886	of the macro expansion point.
887
8882018-07-17  Jason Franklin  <j_fra@fastmail.us>
889	    Jakub Jelinek  <jakub@redhat.com>
890
891	* lex.c (_cpp_lex_direct): Use CPP_DL_NOTE instead of CPP_DL_PEDWARN,
892	CPP_DL_WARNING or CPP_DL_ERROR for note that diagnostics for C++ style
893	comments is reported only once per file and guard those calls on the
894	preceding cpp_error returning true.
895
8962018-07-03  Nathan Sidwell  <nathan@acm.org>
897
898	Reorg line_map data structures for better packing.
899	* include/line-map.h (enum lc_reason): Add LC_HWM.
900	(LINE_MAP_MAX_LOCATION): Define here.
901	(struct line_map): Move reason field to line_map_ordinary.  Adjust
902	GTY tagging.
903	(struct line_map_ordinary): Reorder fields for less padding.
904	(struct line_map_macro): Likewise.
905	(MAP_ORDINARY_P): New.
906	(linemap_check_ordinary, linemap_check_macro): Adjust.
907	* line-map.c (LINE_MAP_MAX_SOURCE_LOCATION): Delete.
908	(new_linemap): Take start_location, not reason.  Adjust.
909	(linemap_add, linemap_enter_macro): Adjust.
910	(linemap_line_start): Likewise.
911	(linemap_macro_expansion_map_p): Use MAP_ORDINARY_P.
912	(linemap_macro_loc_to_spelling_point): Likewise.
913	(linemap_macro_loc_to_def_point): Likewise.
914	(linemap_dump): Likewise.
915
9162018-05-23  Jason Merrill  <jason@redhat.com>
917
918	* system.h: #include <new> earlier.
919
9202018-05-17  Jason Merrill  <jason@redhat.com>
921
922	* line-map.c (linemap_init): Use placement new.
923	* system.h: #include <new>.
924
9252018-03-14  David Malcolm  <dmalcolm@redhat.com>
926
927	* include/line-map.h (compare): New function on linenum_type.
928
9292018-02-28  Jonathan Wakely  <jwakely@redhat.com>
930
931	PR preprocessor/84517
932	* lex.c (is_macro_not_literal_suffix): New function.
933	(lex_raw_string, lex_string): Use is_macro_not_literal_suffix to
934	decide when to issue -Wliteral-suffix warnings.
935
9362018-02-16  Richard Biener  <rguenther@suse.de>
937
938	PR bootstrap/82939
939	* line-map.c (linemap_init): Avoid broken value-init when compiling
940	with GCC 4.2.
941
9422018-02-15  Jason Merrill  <jason@redhat.com>
943	    Jakub Jelinek  <jakub@redhat.com>
944
945	PR preprocessor/83063 - __VA_OPT__ and ##
946	PR preprocessor/83708
947	* macro.c (vaopt_state): Reorder m_last_was_paste before m_state.
948	(vaopt_state::vaopt_state): Adjust.
949	(vaopt_state::update_flags): Add BEGIN and END.
950	(vaopt_state::update): Return them.
951	(copy_paste_flag): Factor out of replace_args.
952	(last_token_is): New.
953	(replace_args): Handle BEGIN and END.  Avoid padding there.
954	(tokens_buff_last_token_ptr): Return NULL if no tokens.
955
9562018-01-31  Jakub Jelinek  <jakub@redhat.com>
957
958	PR preprocessor/69869
959	* traditional.c (skip_macro_block_comment): Return bool, true if
960	the macro block comment is unterminated.
961	(copy_comment): Use return value from skip_macro_block_comment instead
962	of always false.
963
9642018-01-27  Jakub Jelinek  <jakub@redhat.com>
965
966	* include/cpplib.h (enum cpp_builtin_type): Change BT_LAST_USER from
967	BT_FIRST_USER + 31 to BT_FIRST_USER + 63.
968
9692018-01-18  Boris Kolpackov  <boris@codesynthesis.com>
970
971	PR other/70268
972	* include/cpplib.h (cpp_callbacks::remap_filename): New callback.
973	* macro.c (_cpp_builtin_macro_text): Call remap_filename for
974	__FILE__ and __BASE_FILE__.
975
9762018-01-10  Kelvin Nilsen  <kelvin@gcc.gnu.org>
977
978	* lex.c (search_line_fast): Remove illegal coercion of an
979	unaligned pointer value to vector pointer type and replace with
980	use of __builtin_vec_vsx_ld () built-in function, which operates
981	on unaligned pointer values.
982
9832018-01-03  Jakub Jelinek  <jakub@redhat.com>
984
985	Update copyright years.
986
9872017-12-20  Michael Weiser  <michael.weiser@gmx.de>
988
989	PR preprocessor/83492
990	* lex.c (search_line_fast) [__ARM_NEON && __ARM_64BIT_STATE]:
991	Fix selection of big-endian shift parameters by using
992	__ARM_BIG_ENDIAN.
993
9942017-12-14  Bernd Edlinger  <bernd.edlinger@hotmail.de>
995
996	* internal.h (maybe_print_line): Change signature.
997
9982017-12-05  Jakub Jelinek  <jakub@redhat.com>
999
1000	PR c++/79228
1001	* expr.c (interpret_float_suffix): Avoid memcmp.
1002	(interpret_int_suffix): Likewise.  Don't check for if.
1003
10042017-12-01  Jason Merrill  <jason@redhat.com>
1005
1006	PR c++/79228 - extensions hide C++14 complex literal operators
1007	* expr.c (interpret_float_suffix): Ignore 'i' in C++14 and up.
1008	(interpret_int_suffix): Likewise.
1009
10102017-11-28  David Malcolm  <dmalcolm@redhat.com>
1011
1012	PR c/82050
1013	* include/line-map.h (LINE_MAP_MAX_COLUMN_NUMBER): Move here.
1014	* line-map.c (LINE_MAP_MAX_COLUMN_NUMBER): ...from here.
1015	(rich_location::maybe_add_fixit): Reject fix-it hints in which
1016	the start column exceeds the next column.
1017
10182017-11-20  Eric Gallager  <egall@gwmail.gwu.edu>
1019
1020	PR preprocessor/81794
1021	* macro.c (check_trad_stringification): Have warning be controlled
1022	by -Wtraditional.
1023
10242017-11-20  David Malcolm  <dmalcolm@redhat.com>
1025
1026	PR c++/72786
1027	* include/cpplib.h (cpp_macro_definition_location): New decl.
1028	* macro.c (cpp_macro_definition): New function.
1029
10302017-11-13  Tom Tromey  <tom@tromey.com>
1031
1032	* pch.c (cpp_read_state): Set n__VA_OPT__.
1033	* macro.c (vaopt_state): New class.
1034	(_cpp_arguments_ok): Check va_opt flag.
1035	(replace_args, create_iso_definition): Use vaopt_state.
1036	* lex.c (lex_identifier_intern): Possibly issue errors for
1037	__VA_OPT__.
1038	(lex_identifier): Likewise.
1039	(maybe_va_opt_error): New function.
1040	* internal.h (struct lexer_state) <va_args_ok>: Update comment.
1041	(struct spec_nodes) <n__VA_OPT__>: New field.
1042	* init.c (struct lang_flags) <va_opt>: New field.
1043	(lang_defaults): Add entries for C++2A.  Update all entries for
1044	va_opt.
1045	(cpp_set_lang): Initialize va_opt.
1046	* include/cpplib.h (struct cpp_options) <va_opt>: New field.
1047	* identifiers.c (_cpp_init_hashtable): Initialize n__VA_OPT__.
1048
10492017-11-13  David Malcolm  <dmalcolm@redhat.com>
1050
1051	* include/line-map.h (linenum_type): Move this typedef and the
1052	comment describing column numbering to near the top of the file.
1053
10542017-11-06  Mukesh Kapoor  <mukesh.kapoor@oracle.com>
1055
1056	PR c++/80955
1057	* lex.c (lex_string): When checking for a valid macro for the
1058	warning related to -Wliteral-suffix (CPP_W_LITERAL_SUFFIX),
1059	check that the macro name does not start with an underscore
1060	before calling is_macro().
1061
10622017-11-05  Tom de Vries  <tom@codesourcery.com>
1063
1064	PR other/82784
1065	* lex.c (BUF_APPEND): Remove semicolon after
1066	"do {} while (0)".
1067
10682017-10-31  David Malcolm  <dmalcolm@redhat.com>
1069
1070	* directives.c (_cpp_handle_directive): Update for renaming of
1071	cpp_error_at_richloc to cpp_error_at.
1072	* errors.c (cpp_diagnostic_at_richloc): Rename to...
1073	(cpp_diagnostic_at): ...this, dropping the location_t-based
1074	implementation.
1075	(cpp_diagnostic): Update for removal of location_t-based
1076	cpp_diagnostic_at.
1077	(cpp_error_at): Likewise.
1078	(cpp_error_at_richloc): Rename to...
1079	(cpp_error_at): ...this, and update for renaming of
1080	cpp_diagnostic_at_richloc.
1081	* include/cpplib.h (cpp_error_at_richloc): Rename to...
1082	(cpp_error_at): ...this.
1083
10842017-10-30  Joseph Myers  <joseph@codesourcery.com>
1085
1086	* include/cpplib.h (enum c_lang): Add CLK_GNUC17 and CLK_STDC17.
1087	* init.c (lang_defaults): Add GNUC17 and STDC17 data.
1088	(cpp_init_builtins): Handle C17 value of __STDC_VERSION__.
1089
10902017-10-10  Nathan Sidwell  <nathan@acm.org>
1091
1092	PR preprocessor/82506
1093	* macro.c (cpp_quote_string): Escape raw LFs.
1094
10952017-09-15  Andrew Sutton  <andrew.n.sutton@gmail.com>
1096	    Jakub Jelinek  <jakub@redhat.com>
1097
1098	Add support for -std=c++2a.
1099	* include/cpplib.h (c_lang): Add CXX2A and GNUCXX2A.
1100	* init.c (lang_defaults): Add rows for CXX2A and GNUCXX2A.
1101	(cpp_init_builtins): Set __cplusplus to 201709L for C++2a.
1102
11032017-09-15  Jakub Jelinek  <jakub@redhat.com>
1104
1105	* include/cpplib.h (enum c_lang): Rename CLK_GNUCXX1Z
1106	to CLK_GNUCXX17 and CLK_CXX1Z to CLK_CXX17.
1107	* init.c (lang_defaults, cpp_init_builtins): Likewise.
1108	* expr.c (cpp_classify_number): Use C++17 instead of C++1z
1109	in diagnostics.
1110
11112017-07-07  David Malcolm  <dmalcolm@redhat.com>
1112
1113	PR c++/79300
1114	* line-map.c (linemap_macro_loc_to_def_point): Preserve range
1115	information for macro expansions by delaying resolving ad-hoc
1116	locations until within the loop.
1117
11182017-07-06  David Malcolm  <dmalcolm@redhat.com>
1119
1120	PR c++/79300
1121	* include/line-map.h (enum location_aspect): New enum.
1122	(linemap_client_expand_location_to_spelling_point): Add
1123	enum location_aspect param.
1124	* line-map.c (rich_location::get_expanded_location): Update for
1125	new param of linemap_client_expand_location_to_spelling_point.
1126	(rich_location::maybe_add_fixit): Likewise.
1127	(fixit_hint::affects_line_p): Likewise.
1128
11292017-06-21  Jakub Jelinek  <jakub@redhat.com>
1130
1131	* line-map.c (location_adhoc_data_update): Perform addition in
1132	uintptr_t type rather than char * type.  Read *data using
1133	ptrdiff_t type instead of int64_t.
1134	(get_combined_adhoc_loc): Change offset type to ptrdiff_t from
1135	int64_t.
1136
11372017-06-20  David Malcolm  <dmalcolm@redhat.com>
1138
1139	* include/line-map.h (class rich_location): Document that attempts
1140	to delete or replace a range *affecting* multiple lines will fail.
1141	* line-map.c (rich_location::maybe_add_fixit): Implement this
1142	restriction.
1143
11442017-06-09  David Malcolm  <dmalcolm@redhat.com>
1145
1146	* include/line-map.h
1147	(rich_location::fixits_cannot_be_auto_applied): New method.
1148	(rich_location::fixits_can_be_auto_applied_p): New accessor.
1149	(rich_location::m_fixits_cannot_be_auto_applied): New field.
1150	* line-map.c (rich_location::rich_location): Initialize new field.
1151
11522017-06-05  David Malcolm  <dmalcolm@redhat.com>
1153
1154	* include/cpplib.h (struct cpp_callbacks): Add "comment"
1155	callback.
1156	* lex.c (_cpp_lex_direct): Call the comment callback if non-NULL.
1157
11582017-05-02  David Malcolm  <dmalcolm@redhat.com>
1159
1160	* include/line-map.h (class rich_location): Update description of
1161	newline handling.
1162	(class fixit_hint): Likewise.
1163	(fixit_hint::ends_with_newline_p): New decl.
1164	* line-map.c (rich_location::maybe_add_fixit): Support newlines
1165	in fix-it hints that are insertions of single lines at the start
1166	of a line.  Don't consolidate into such fix-it hints.
1167	(fixit_hint::ends_with_newline_p): New method.
1168
11692017-05-01  David Malcolm  <dmalcolm@redhat.com>
1170
1171	* include/line-map.h (source_range::intersects_line_p): Delete.
1172	(rich_location::add_fixit): Delete.
1173	(rich_location::maybe_add_fixit): New method.
1174	(class fixit_hint): Reimplement in terms of...
1175	(class fixit_replace): ...this.
1176	(class fixit_insert): Delete.
1177	* line-map.c (linemap_position_for_loc_and_offset): Drop overzealous
1178	linemap_assert_fails.
1179	(source_range::intersects_line_p): Rename to...
1180	(fixit_hint::affects_line_p): New function.
1181	(rich_location::add_fixit_insert_before): Reimplement in terms of
1182	maybe_add_fixit, moving validation there.
1183	(rich_location::add_fixit_insert_after): Likewise.
1184	(column_before_p): Delete.
1185	(rich_location::add_fixit_replace): Reimplement in terms of
1186	maybe_add_fixit, moving validation there.  Convert closed input range
1187	to half-open range.
1188	(rich_location::add_fixit): Delete.
1189	(rich_location::maybe_add_fixit): New function.
1190	(fixit_insert::fixit_insert): Delete.
1191	(fixit_insert::~fixit_insert): Delete.
1192	(fixit_insert::affects_line_p): Delete.
1193	(fixit_insert::maybe_append_replace): Delete.
1194	(fixit_replace::fixit_replace): Rename to...
1195	(fixit_hint::fixit_hint): ...this, rewriting as necessary.
1196	(fixit_replace::~fixit_replace): Delete.
1197	(fixit_replace::affects_line_p): Delete.
1198	(fixit_replace::maybe_append_replace): Rename to...
1199	(fixit_hint::maybe_append): ...this, rewriting as necessary.
1200
12012017-04-03  Jonathan Wakely  <jwakely@redhat.com>
1202
1203	* include/line-map.h (LINEMAPS_MACRO_MAPS): Fix typo in comment.
1204	* lex.c (search_line_fast): Likewise.
1205	* pch.h (cpp_valid_state): Likewise.
1206
12072017-03-21  Andreas Schwab  <schwab@suse.de>
1208
1209	* lex.c (search_line_fast) [__ARM_NEON && __ARM_64BIT_STATE]:
1210	Convert 64-bit value to boolean before passing to
1211	__builtin_expect.
1212
12132017-03-16  Jason Merrill  <jason@redhat.com>
1214
1215	* init.c (cpp_init_builtins): Update __cplusplus for C++17.
1216
12172017-02-09  Gerald Pfeifer  <gerald@pfeifer.com>
1218
1219	* Makefile.in (po/$(PACKAGE).pot): Adjust bug reporting URL.
1220
12212017-01-10  David Malcolm  <dmalcolm@redhat.com>
1222
1223	PR c++/77949
1224	* line-map.c (linemap_position_for_column): When calling
1225	linemap_start_line, detect if a new linemap was created with
1226	0 column bits, and bail out early if this is the case.
1227	(linemap_position_for_loc_and_offset): Replace overzealous
1228	linemap_assert_fails with a simple conditional; use correct
1229	bit count.
1230
12312017-01-07  David Malcolm  <dmalcolm@redhat.com>
1232
1233	PR c++/72803
1234	* line-map.c (linemap_line_start): When determining if the highest
1235	column given out so far will fit into a proposed change to the
1236	current map, use the effective number of column bits, rather than
1237	the total number of column + range bits.
1238
12392017-01-01  Jakub Jelinek  <jakub@redhat.com>
1240
1241	Update copyright years.
1242
12432016-12-15  David Malcolm  <dmalcolm@redhat.com>
1244
1245	PR preprocessor/78680
1246	PR preprocessor/78811
1247	* lex.c (_cpp_lex_direct): Only determine the end-location of
1248	the token and build a range for non-reserved start locations.
1249	Do not do it for EOF tokens.
1250
12512016-12-12  David Malcolm  <dmalcolm@redhat.com>
1252
1253	PR preprocessor/78680
1254	* lex.c (_cpp_lex_direct): Ensure line notes are processed before
1255	computing the end-point of the token.
1256
12572016-11-23  Paolo Bonzini  <bonzini@gnu.org>
1258
1259	* include/cpplib.h (struct cpp_options): Add new member
1260	warn_expansion_to_defined.
1261	(CPP_W_EXPANSION_TO_DEFINED): New enum member.
1262	* expr.c (parse_defined): Warn for all uses of "defined"
1263	in macros, and tie warning to CPP_W_EXPANSION_TO_DEFINED.
1264	Make it a pedwarning instead of a warning.
1265	* system.h (HAVE_DESIGNATED_INITIALIZERS): Do not use
1266	"defined" in macros.
1267
12682016-11-17  David Malcolm  <dmalcolm@redhat.com>
1269
1270	* charset.c (cpp_interpret_string_1): Skip locations from
1271	loc_reader when advancing 'p' when handling raw strings.
1272
12732016-11-16  Jakub Jelinek  <jakub@redhat.com>
1274
1275	PR bootstrap/72823
1276	* configure.ac (ENABLE_ASSERT_CHECKING): Define if gcc configure
1277	would define that macro.
1278	* configure: Regenerated.
1279	* config.in: Regenerated.
1280
12812016-11-08  Richard Earnshaw  <rearnsha@arm.com>
1282
1283	* lex.c (search_line_fast): New implementation for AArch64.
1284
12852016-10-25  David Malcolm  <dmalcolm@redhat.com>
1286
1287	* files.c (destroy_cpp_file): Free file->path.
1288
12892016-10-25  David Malcolm  <dmalcolm@redhat.com>
1290
1291	* include/line-map.h (line_maps::~line_maps): New dtor.
1292	(location_adhoc_data_fini): Delete decl.
1293	* line-map.c (line_maps::~line_maps): New dtor.
1294	(location_adhoc_data_fini): Delete.
1295
12962016-10-21  Andris Pavenis  <andris.pavenis@iki.fi>
1297
1298	PR preprocessor/71681
1299	* files.c (remap_filename): Fix handling -remap in subdirectories.
1300
13012016-10-12  Jakub Jelinek  <jakub@redhat.com>
1302
1303	* include/cpplib.h (struct cpp_options): Add
1304	cpp_warn_implicit_fallthrough.
1305	* init.c (cpp_create_reader): Initialize it to 0.
1306	* lex.c (fallthrough_comment_p): Handle different
1307	cpp_warn_implicit_fallthrough levels.  Whitespace fixes.
1308
13092016-10-08  Jakub Jelinek  <jakub@redhat.com>
1310
1311	* lex.c (fallthrough_comment_p): Accept Else, fallthrough.
1312
1313	* lex.c (fallthrough_comment_p): Extend to handle more common FALLTHRU
1314	comment styles.
1315
1316	* lex.c (fallthrough_comment_p): Fix off-by-one size comparison
1317	errors, cleanup.
1318	(_cpp_lex_direct): Allow arbitrary comments in between
1319	fallthrough_comment_p comment and following token.
1320
13212016-10-04  Kelvin Nilsen  <kelvin@gcc.gnu.org>
1322
1323	PR target/77847
1324	* lex.c (search_line_fast): Add a FALLTHROUGH comment to correct
1325	compiler error in the version of this function that is
1326	conditionally compiled when GCC_VERSION >= 4005 and both
1327	__ALTIVEC__ and __BIG_ENDIAN__ symbols are defined.
1328
13292016-09-26  Marek Polacek  <polacek@redhat.com>
1330	    Jakub Jelinek  <jakub@redhat.com>
1331
1332	PR c/7652
1333	* include/cpplib.h (PREV_FALLTHROUGH): Define.
1334	* internal.h (CPP_FALLTHRU): Define.
1335	* lex.c (fallthrough_comment_p): New function.
1336	(_cpp_lex_direct): Set PREV_FALLTHROUGH on tokens succeeding a falls
1337	through comment.
1338
13392016-09-23  David Malcolm  <dmalcolm@redhat.com>
1340
1341	PR preprocessor/77672
1342	* charset.c (cpp_interpret_string_1): Add a source_range for the
1343	NUL-terminator, using the location of the trailing quote of the
1344	final string.
1345
13462016-09-21  Jason Merrill  <jason@redhat.com>
1347
1348	* line-map.c (linemap_location_from_macro_definition_p): New.
1349	* line-map.h: Declare it.
1350
13512016-09-15  David Malcolm  <dmalcolm@redhat.com>
1352
1353	* include/line-map.h (class rich_location): Note that newlines
1354	aren't supported in fix-it text.
1355	* line-map.c (rich_location::add_fixit_insert_before): Reject
1356	attempts to add fix-its containing newlines.
1357	(rich_location::add_fixit_replace): Likewise.
1358
13592016-09-13  David Malcolm  <dmalcolm@redhat.com>
1360
1361	* include/line-map.h (class rich_location): Add description of
1362	fix-it hints to leading comment.
1363	(rich_location::add_fixit_insert): Rename both overloaded methods
1364	to..
1365	(rich_location::add_fixit_insert_before): ...this, updating their
1366	comments.
1367	(rich_location::add_fixit_insert_after): Two new overloaded
1368	methods.
1369	(rich_location::stop_supporting_fixits): New method.
1370	* line-map.c (rich_location::add_fixit_insert): Rename both
1371	overloaded methods to..
1372	(rich_location::add_fixit_insert_before): ...this, updating their
1373	comments.
1374	(rich_location::add_fixit_insert_after): Two new methods.
1375	(rich_location::reject_impossible_fixit): Split out
1376	failure-handling into...
1377	(rich_location::stop_supporting_fixits): New method.
1378
13792016-09-02  David Malcolm  <dmalcolm@redhat.com>
1380
1381	* include/line-map.h (rich_location::seen_impossible_fixit_p): New
1382	accessor.
1383
13842016-08-31  David Malcolm  <dmalcolm@redhat.com>
1385
1386	* include/line-map.h (class fixit_remove): Remove stray decl.
1387	(fixit_hint::affects_line_p): Make const.
1388	(fixit_insert::affects_line_p): Likewise.
1389	(fixit_replace::affects_line_p): Likewise.
1390	* line-map.c (fixit_insert::affects_line_p): Likewise.
1391	(fixit_replace::affects_line_p): Likewise.
1392
13932016-08-30  David Malcolm  <dmalcolm@redhat.com>
1394
1395	* include/line-map.h (class semi_embedded_vec): New class.
1396	(semi_embedded_vec<T, NUM_EMBEDDED>::semi_embedded_vec): New ctor.
1397	(semi_embedded_vec<T, NUM_EMBEDDED>::~semi_embedded_vec): New
1398	dtor.
1399	(semi_embedded_vec<T, NUM_EMBEDDED>::operator[]): New methods.
1400	(semi_embedded_vec<T, NUM_EMBEDDED>::push): New method.
1401	(semi_embedded_vec<T, NUM_EMBEDDED>::truncate): New method.
1402	(rich_location::get_num_locations): Reimplement in terms of
1403	m_ranges.
1404	(rich_location::get_range): Make non-inline.
1405	(rich_location::get_num_fixit_hints): Reimplement in terms of
1406	m_fixit_hints.
1407	(rich_location::add_fixit): New function.
1408	(rich_location::MAX_RANGES): Rename to...
1409	(rich_location::STATICALLY_ALLOCATED_RANGES): ...this.
1410	(rich_location::MAX_FIXIT_HINTS): Rename to...
1411	(rich_location::STATICALLY_ALLOCATED_RANGES): ...this, and make
1412	private.
1413	(rich_location::m_num_ranges): Eliminate in favor of...
1414	(rich_location::m_ranges): ...this, converting from a fixed-size
1415	array to a semi_embedded_vec.
1416	(rich_location::m_num_fixit_hints): Eliminate in favor of...
1417	(rich_location::m_fixit_hints): ...this, converting from a
1418	fixed-size array to a semi_embedded_vec.
1419	* line-map.c (rich_location::rich_location): Update for above
1420	changes.
1421	(rich_location::~rich_location): Likewise.
1422	(rich_location::get_loc): Likewise.
1423	(rich_location::get_range): New methods.
1424	(rich_location::add_range): Update for above changes.
1425	(rich_location::set_range): Likewise.
1426	(rich_location::add_fixit_insert): Likewise.
1427	(rich_location::add_fixit_replace): Likewise.
1428	(rich_location::get_last_fixit_hint): Likewise.
1429	(rich_location::reject_impossible_fixit): Likewise.
1430	(rich_location::add_fixit): New method.
1431
14322016-08-30  David Malcolm  <dmalcolm@redhat.com>
1433
1434	* include/line-map.h (rich_location::add_fixit_insert): Add
1435	comments.  Add overload omitting the source_location param.
1436	(rich_location::add_fixit_remove): Add comments.  Add overloads
1437	omitting the range, and accepting a source_location.
1438	(rich_location::add_fixit_replace): Likewise.
1439	* line-map.c (rich_location::add_fixit_insert): Add comments.  Add
1440	overload omitting the source_location param.
1441	(rich_location::add_fixit_remove): Add comments.  Add overloads
1442	omitting the range, and accepting a source_location.
1443	(rich_location::add_fixit_replace): Likewise.
1444
14452016-08-26  David Malcolm  <dmalcolm@redhat.com>
1446
1447	* include/line-map.h (get_pure_location): New decl.
1448	* line-map.c (get_pure_location): Move here, from gcc/input.c, adding
1449	a line_maps * param.
1450	(rich_location::add_fixit_insert): Call get_pure_location on "where".
1451	(rich_location::add_fixit_replace): Call get_pure_location on the
1452	end-points.
1453
14542016-08-26  David Malcolm  <dmalcolm@redhat.com>
1455
1456	* include/line-map.h (rich_location): Eliminate unimplemented
1457	constructor based on source_range.
1458	(rich_location::get_last_fixit_hint): New method.
1459	(rich_location::reject_impossible_fixit): New method.
1460	(rich_location): Add fields m_line_table and
1461	m_seen_impossible_fixit.
1462	(fixit_hint::maybe_append_replace): New pure virtual function.
1463	(fixit_insert::maybe_append_replace): New function.
1464	(fixit_replace::maybe_append_replace): New function.
1465	* line-map.c (rich_location::rich_location): Initialize
1466	m_line_table and m_seen_impossible_fixit.
1467	(rich_location::add_fixit_insert): Call
1468	reject_impossible_fixit and bail out if true.
1469	(column_before_p): New function.
1470	(rich_location::add_fixit_replace): Call reject_impossible_fixit
1471	and bail out if true.  Attempt to consolidate with neighboring
1472	fixits.
1473	(rich_location::get_last_fixit_hint): New method.
1474	(rich_location::reject_impossible_fixit): New method.
1475	(fixit_insert::maybe_append_replace): New method.
1476	(fixit_replace::maybe_append_replace): New method.
1477
14782016-08-23  David Malcolm  <dmalcolm@redhat.com>
1479
1480	* include/line-map.h (source_range::from_locations): New method.
1481
14822016-08-19  David Malcolm  <dmalcolm@redhat.com>
1483
1484	* include/line-map.h (fixit_hint::kind): Delete REPLACE.
1485	(class fixit_remove): Delete.
1486	* line-map.c (rich_location::add_fixit_remove): Reimplement
1487	by calling add_fixit_replace with an empty string.
1488	(fixit_remove::fixit_remove): Delete.
1489	(fixit_remove::affects_line_p): Delete.
1490
14912016-08-19  Joseph Myers  <joseph@codesourcery.com>
1492
1493	PR c/32187
1494	* include/cpplib.h (CPP_N_FLOATN, CPP_N_FLOATNX)
1495	(CPP_N_WIDTH_FLOATN_NX, CPP_FLOATN_SHIFT, CPP_FLOATN_MAX): New
1496	macros.
1497	* expr.c (interpret_float_suffix): Handle fN, fNx, FN and FNx
1498	suffixes.
1499
15002016-08-19  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
1501
1502	* expr.c (eval_token): Append "evaluates to 0" to Wundef diagnostic.
1503
15042016-08-18  David Malcolm  <dmalcolm@redhat.com>
1505
1506	* directives.c (directive_names): New array.
1507	(_cpp_handle_directive): Offer spelling suggestions for misspelled
1508	directives.
1509	* errors.c (cpp_diagnostic_at_richloc): New function.
1510	(cpp_error_at_richloc): New function.
1511	* include/cpplib.h (struct cpp_callbacks): Add field
1512	"get_suggestion".
1513	(cpp_error_at_richloc): New decl.
1514
15152016-08-18  Marek Polacek  <polacek@redhat.com>
1516
1517	PR c/7652
1518	* pch.c (write_macdef): Add CPP_FALLTHRU.
1519
15202016-08-12  Marek Polacek  <polacek@redhat.com>
1521
1522	PR c/7652
1523	* lex.c (search_line_fast): Add FALLTHRU.
1524	(_cpp_lex_direct): Likewise.
1525	(cpp_token_val_index): Adjust fall through comment.
1526	* macro.c (parse_params): Add FALLTHRU.
1527	* pch.c (count_defs): Adjust fall through comment.
1528	(write_defs): Likewise.
1529
15302016-08-06  David Malcolm  <dmalcolm@redhat.com>
1531
1532	PR bootstrap/72823
1533	* charset.c (_cpp_valid_ucn): Replace overzealous assert with one
1534	that allows for char_range to be non-NULL when loc_reader is NULL.
1535
15362016-08-05  David Malcolm  <dmalcolm@redhat.com>
1537
1538	* charset.c (cpp_substring_ranges::cpp_substring_ranges): New
1539	constructor.
1540	(cpp_substring_ranges::~cpp_substring_ranges): New destructor.
1541	(cpp_substring_ranges::add_range): New method.
1542	(cpp_substring_ranges::add_n_ranges): New method.
1543	(_cpp_valid_ucn): Add "char_range" and "loc_reader" params; if
1544	they are non-NULL, read position information from *loc_reader
1545	and update char_range->m_finish accordingly.
1546	(convert_ucn): Add "char_range", "loc_reader", and "ranges"
1547	params.  If loc_reader is non-NULL, read location information from
1548	it, and update *ranges accordingly, using char_range.
1549	Conditionalize the conversion into tbuf on tbuf being non-NULL.
1550	(convert_hex): Likewise, conditionalizing the call to
1551	emit_numeric_escape on tbuf.
1552	(convert_oct): Likewise.
1553	(convert_escape): Add params "loc_reader" and "ranges".  If
1554	loc_reader is non-NULL, read location information from it, and
1555	update *ranges accordingly.  Conditionalize the conversion into
1556	tbuf on tbuf being non-NULL.
1557	(cpp_interpret_string): Rename to...
1558	(cpp_interpret_string_1): ...this, adding params "loc_readers" and
1559	"out".  Use "to" to conditionalize the initialization and usage of
1560	"tbuf", such as running the converter.  If "loc_readers" is
1561	non-NULL, use the instances within it, reading location
1562	information from them, and passing them to convert_escape; likewise
1563	write to "out" if loc_readers is non-NULL.  Check for leading
1564	quote and issue an error if it is not present.  Update boundary
1565	check from "== limit" to ">= limit" to protect against erroneous
1566	location values to calls that are not parsing string literals.
1567	(cpp_interpret_string): Reimplement in terms to
1568	cpp_interpret_string_1.
1569	(noop_error_cb): New function.
1570	(cpp_interpret_string_ranges): New function.
1571	(cpp_string_location_reader::cpp_string_location_reader): New
1572	constructor.
1573	(cpp_string_location_reader::get_next): New method.
1574	* include/cpplib.h (class cpp_string_location_reader): New class.
1575	(class cpp_substring_ranges): New class.
1576	(cpp_interpret_string_ranges): New prototype.
1577	* internal.h (_cpp_valid_ucn): Add params "char_range" and
1578	"loc_reader".
1579	* lex.c (forms_identifier_p): Pass NULL for new params to
1580	_cpp_valid_ucn.
1581
15822016-08-01  Andreas Schwab  <schwab@suse.de>
1583
1584	* include/cpplib.h: Fix comment typo.
1585
15862016-07-27  David Malcolm  <dmalcolm@redhat.com>
1587
1588	* include/line-map.h (source_location): Fix line numbers in
1589	comment.
1590
15912016-07-11  David Malcolm  <dmalcolm@redhat.com>
1592
1593	* include/line-map.h (LINE_MAP_MAX_LOCATION_WITH_PACKED_RANGES):
1594	Move here from line-map.c.
1595	(LINE_MAP_MAX_LOCATION_WITH_COLS): Likewise.
1596	* line-map.c (LINE_MAP_MAX_LOCATION_WITH_PACKED_RANGES): Move from
1597	here to line-map.h.
1598	(LINE_MAP_MAX_LOCATION_WITH_COLS): Likewise.
1599
16002016-06-22  David Malcolm  <dmalcolm@redhat.com>
1601
1602	* directives.c (do_include_common): Pass on "location" to
1603	_cpp_stack_include.
1604	* errors.c (cpp_diagnostic): Reimplement in terms of...
1605	(cpp_diagnostic_at): New function.
1606	(cpp_error_at): New function.
1607	(cpp_errno_filename): Add "loc" param and use it by using
1608	cpp_error_at rather than cpp_error.
1609	* files.c (find_file_in_dir): Add "loc" param and pass it to
1610	open_file_failed.
1611	(_cpp_find_file): Add "loc" param.  Use it to convert calls to
1612	cpp_error to cpp_error_at, and pass it to find_file_in_dir and
1613	open_file_failed.
1614	(read_file_guts): Add "loc" param.  Use it to convert calls to
1615	cpp_error to cpp_error_at.  Pass it to cpp_errno_filename.
1616	(read_file): Add "loc" param.  Pass it to open_file_failed and
1617	read_file_guts.
1618	(should_stack_file): Add "loc" param.  Pass it to read_file.
1619	(_cpp_stack_file): Add "loc" param.  Pass it to should_stack_file.
1620	(_cpp_stack_include): Add "loc" param.  Pass it to
1621	_cpp_find_file and _cpp_stack_file.
1622	(open_file_failed): Add "loc" param.  Pass it to
1623	cpp_errno_filename.
1624	(_cpp_fake_include): Add 0 as a source_location in call to
1625	_cpp_find_file.
1626	(_cpp_compare_file_date): Likewise.
1627	(cpp_push_include): Likewise for call to _cpp_stack_include.
1628	(cpp_push_default_include): Likewise.
1629	(_cpp_save_file_entries): Likewise for call to open_file_failed.
1630	(_cpp_has_header): Likewise for call to _cpp_find_file.
1631	* include/cpplib.h (cpp_errno_filename): Add source_location
1632	param.
1633	(cpp_error_at): New declaration.
1634	* init.c (cpp_read_main_file): Add 0 as a source_location in calls
1635	to _cpp_find_file and _cpp_stack_file.
1636	* internal.h (_cpp_find_file): Add source_location param.
1637	(_cpp_stack_file): Likewise.
1638	(_cpp_stack_include): Likewise.
1639
16402016-06-22  David Malcolm  <dmalcolm@redhat.com>
1641
1642	* include/line-map.h (fixit_hint::get_start_loc): New pure virtual
1643	function.
1644	(fixit_hint::maybe_get_end_loc): Likewise.
1645	(fixit_insert::get_start_loc): New function, implementing
1646	fixit_hint::get_start_loc.
1647	(fixit_insert::maybe_get_end_loc): New function, implementing
1648	fixit_hint::maybe_get_end_loc.
1649	(fixit_remove::get_start_loc): New function, implementing
1650	fixit_hint::get_start_loc.
1651	(fixit_remove::maybe_get_end_loc): New function, implementing
1652	fixit_hint::maybe_get_end_loc.
1653	(fixit_replace::get_start_loc): New function, implementing
1654	fixit_hint::get_start_loc.
1655	(fixit_replace::maybe_get_end_loc): New function, implementing
1656	fixit_hint::maybe_get_end_loc.
1657
16582016-06-21  John David Anglin  <danglin@gcc.gnu.org>
1659
1660	* line-map.c (location_adhoc_data_update): Use int64_t instead of
1661	long long.
1662	(get_combined_adhoc_loc): Likewise.
1663
16642016-06-01  Eduard Sanou  <dhole@openmailbox.org>
1665
1666	* include/cpplib.h (cpp_callbacks): Add get_source_date_epoch
1667	callback.
1668	* include/cpplib.h (cpp_init_source_date_epoch): Remove prototype.
1669	* init.c (cpp_init_source_date_epoch): Remove function.
1670	* init.c (cpp_create_reader): Initialize pfile->source_date_epoch.
1671	* internal.h (cpp_reader): Extend comment about source_date_epoch.
1672	* macro.c (_cpp_builtin_macro_text): Use get_source_date_epoch
1673	callback only once, read pfile->source_date_epoch on future passes.
1674	Check that get_source_date_epoch callback is not NULL.
1675
16762016-05-20  Martin Liska  <mliska@suse.cz>
1677
1678	* config.in: Regenerated.
1679	* configure: Likewise.
1680	* configure.ac: Handle --enable-valgrind-annotations.
1681	* lex.c (new_buff): Use ENABLE_VALGRIND_ANNOTATIONS instead
1682	of ENABLE_VALGRIND_CHECKING.
1683	(_cpp_free_buff): Likewise.
1684
16852016-04-28  Eduard Sanou  <dhole@openmailbox.org>
1686	    Matthias Klose  <doko@debian.org>
1687
1688	* include/cpplib.h (cpp_init_source_date_epoch): Prototype.
1689	* init.c (cpp_init_source_date_epoch): New function.
1690	* internal.h: Added source_date_epoch variable to struct
1691	cpp_reader to store a reproducible date.
1692	* macro.c (_cpp_builtin_macro_text): Set pfile->date timestamp from
1693	pfile->source_date_epoch instead of localtime if source_date_epoch is
1694	set, to be used for __DATE__ and __TIME__ macros to help reproducible
1695	builds.
1696
16972016-04-13  Bernd Schmidt  <bschmidt@redhat.com>
1698
1699	Patch from Roger Orr <rogero@howzatt.demon.co.uk>
1700	PR preprocessor/69650
1701	* directives.c (do_linemarker): Reread map after calling
1702	cpp_get_token.
1703
17042016-04-06  Richard Henderson  <rth@redhat.com>
1705
1706	PR preprocessor/61817
1707	PR preprocessor/69391
1708	* internal.h (_cpp_builtin_macro_text): Update decl.
1709	* macro.c (_cpp_builtin_macro_text): Accept location for __LINE__.
1710	(builtin_macro): Accept a second location for __LINE__.
1711	(enter_macro_context): Compute both virtual and real expansion
1712	locations for the macro.
1713
17142016-03-25  Bernd Schmidt  <bschmidt@redhat.com>
1715
1716	PR lto/69650
1717	* directives.c (do_linemarker): Test for file left but not entered
1718	here.
1719	* line-map.c (linemap_add): Not here.
1720
17212016-03-21  Jakub Jelinek  <jakub@redhat.com>
1722
1723	PR target/70296
1724	* include/cpplib.h (cpp_fun_like_macro_p): New prototype.
1725	* macro.c (cpp_fun_like_macro_p): New function.
1726
17272016-03-15  Richard Henderson  <rth@redhat.com>
1728
1729	* line-map.c (new_linemap): Make alloc_size a size_t.
1730
17312016-03-14  Jason Merrill  <jason@redhat.com>
1732
1733	* expr.c (cpp_classify_number): Hex floats are new in C++1z.
1734	* init.c (lang_defaults): Likewise.
1735
17362016-03-09  David Malcolm  <dmalcolm@redhat.com>
1737
1738	PR c/68473
1739	PR c++/70105
1740	* line-map.c (linemap_macro_map_loc_unwind_toward_spelling): Move
1741	decl...
1742	* include/line-map.h
1743	(linemap_macro_map_loc_unwind_toward_spelling): ...here,
1744	converting from static to extern.
1745
17462016-03-09  David Malcolm  <dmalcolm@redhat.com>
1747
1748	PR c/68473
1749	PR c++/70105
1750	* include/line-map.h (source_range::debug): Delete.
1751	(struct location_range): Update comment.  Replace
1752	expanded_location fields "m_start", "m_finish", and "m_caret" with
1753	a source_location field: "m_loc".
1754	(class rich_location): Reword comment.
1755	(rich_location::get_loc): Reimplement in terms of a new overloaded
1756	variant which takes an unsigned int.
1757	(rich_location::get_loc_addr): Delete.
1758	(rich_location::add_range): Drop params "start" and "finish" in
1759	favor of param "loc".  Drop overloaded variants taking a
1760	source_range or location_range *.
1761	(rich_location::lazily_expand_location): Delete in favor of...
1762	(rich_location::get_expanded_location): New decl.
1763	(rich_location::m_loc): Delete field.
1764	(rich_location::m_column_override): New field.
1765	* line-map.c (rich_location::rich_location):  Drop name of
1766	line_maps * param.  Update initializations for deletion of field
1767	"m_loc" and addition of field "m_column_override".  Reimplement
1768	body as a call to add_range.  Delete overloaded variant taking a
1769	source_range.
1770	(rich_location::get_loc): New function.
1771	(rich_location::lazily_expand_location): Delete in favor of...
1772	(rich_location::get_expanded_location): New function.
1773	(rich_location::override_column): Reimplement.
1774	(rich_location::add_range): Drop params "start" and "finish" in
1775	favor of param "loc".  Eliminate location expansion in favor of
1776	simply storing loc.  Drop overloaded variants taking a
1777	source_range or location_range *.
1778	(rich_location::set_range): Eliminate location expansion.
1779
17802016-02-29  David Malcolm  <dmalcolm@redhat.com>
1781
1782	PR preprocessor/69985
1783	(linemap_position_for_loc_and_offset): Rename param from "offset"
1784	to "column_offset".  Right-shift the column_offset by m_range_bits
1785	of the pertinent ordinary map whenever offsetting a
1786	source_location.  For clarity, offset the column by the column
1787	offset, rather than the other way around.
1788
17892016-02-23  David Malcolm  <dmalcolm@redhat.com>
1790
1791	PR preprocessor/69126
1792	PR preprocessor/69543
1793	* line-map.c (linemap_compare_locations): At the function top,
1794	replace inlined bodies of get_location_from_adhoc_loc with calls
1795	to get_location_from_adhoc_loc.  Add a pair of calls to
1796	get_location_from_adhoc_loc at the bottom of the function, to
1797	avoid meaningless comparisons of ad-hoc and non-ad-hoc locations.
1798
17992016-02-08  David Malcolm  <dmalcolm@redhat.com>
1800
1801	PR preprocessor/69664
1802	* errors.c (cpp_diagnostic_with_line): Only call
1803	rich_location::override_column if the column is non-zero.
1804	* line-map.c (rich_location::override_column): Update columns
1805	within m_ranges[0].  Add assertions to verify that doing so is
1806	sane.
1807
18082016-02-05  Jakub Jelinek  <jakub@redhat.com>
1809
1810	PR c++/69628
1811	* charset.c (cpp_interpret_charconst): Clear *PCHARS_SEEN
1812	and *UNSIGNEDP if bailing out early due to errors.
1813
18142016-01-28  Jakub Jelinek  <jakub@redhat.com>
1815
1816	PR pch/68176
1817	* files.c (_cpp_find_file): Set file->implicit_preinclude even if
1818	included from file->implicit_preinclude header.
1819
1820	* directives.c (destringize_and_run): Adjust prototype.
1821
18222016-01-27  David Malcolm  <dmalcolm@redhat.com>
1823
1824	PR preprocessor/69126
1825	* directives.c (destringize_and_run): Add expansion_loc param; use
1826	it when handling unexpanded pragmas to fixup the locations of the
1827	synthesized tokens.
1828	(_cpp_do__Pragma): Add expansion_loc param and use it when calling
1829	destringize_and_run.
1830	* internal.h (_cpp_do__Pragma): Add expansion_loc param.
1831	* macro.c (builtin_macro): Pass expansion location of _Pragma to
1832	_cpp_do__Pragma.
1833
18342016-01-14  David Malcolm  <dmalcolm@redhat.com>
1835
1836	PR preprocessor/69177
1837	* line-map.c (LINE_MAP_MAX_LOCATION_WITH_PACKED_RANGES): New
1838	constant.
1839	(LINE_MAP_MAX_LOCATION_WITH_COLS): Add note about unit tests
1840	to comment.
1841	(can_be_stored_compactly_p): Reduce threshold from
1842	LINE_MAP_MAX_LOCATION_WITH_COLS to
1843	LINE_MAP_MAX_LOCATION_WITH_PACKED_RANGES.
1844	(get_combined_adhoc_loc): Likewise.
1845	(get_range_from_loc): Likewise.
1846	(linemap_line_start): Ensure that a new ordinary map is created
1847	when transitioning from range-packing being enabled to disabled,
1848	at the LINE_MAP_MAX_LOCATION_WITH_PACKED_RANGES threshold.  Set
1849	range_bits to 0 for new ordinary maps when beyond this limit.
1850	Prevent the "increase the column bits of a freshly created map"
1851	optimization if the range bits has reduced.
1852
18532016-01-08  Jakub Jelinek  <jakub@redhat.com>
1854
1855	PR c++/69145
1856	* files.c (cpp_included_before): If IS_ADHOC_LOC (location), lookup
1857	real location from the line_table.
1858
18592016-01-04  Jakub Jelinek  <jakub@redhat.com>
1860
1861	Update copyright years.
1862
18632015-12-22  David Malcolm  <dmalcolm@redhat.com>
1864
1865	* line-map.c (get_combined_adhoc_loc): Remove condition
1866	on locus < RESERVED_LOCATION_COUNT when considering
1867	whether a caret == start == finish location can be
1868	simply stored as the caret location.
1869
18702015-12-07  David Malcolm  <dmalcolm@redhat.com>
1871
1872	* include/line-map.h (rich_location::set_range): Add line_maps *
1873	param; convert param from source_range to source_location.  Drop
1874	"overwrite_loc_p" param.
1875	* line-map.c (rich_location::set_range): Likewise, acting as if
1876	"overwrite_loc_p" were true, and getting range from the location.
1877
18782015-11-20  David Malcolm  <dmalcolm@redhat.com>
1879
1880	PR 62314
1881	* include/line-map.h (source_range::intersects_line_p): New
1882	method.
1883	(rich_location::~rich_location): New.
1884	(rich_location::add_fixit_insert): New method.
1885	(rich_location::add_fixit_remove): New method.
1886	(rich_location::add_fixit_replace): New method.
1887	(rich_location::get_num_fixit_hints): New accessor.
1888	(rich_location::get_fixit_hint): New accessor.
1889	(rich_location::MAX_FIXIT_HINTS): New constant.
1890	(rich_location::m_num_fixit_hints): New field.
1891	(rich_location::m_fixit_hints): New field.
1892	(class fixit_hint): New class.
1893	(class fixit_insert): New class.
1894	(class fixit_remove): New class.
1895	(class fixit_replace): New class.
1896	* line-map.c (source_range::intersects_line_p): New method.
1897	(rich_location::rich_location): Add initialization of
1898	m_num_fixit_hints to both ctors.
1899	(rich_location::~rich_location): New.
1900	(rich_location::add_fixit_insert): New method.
1901	(rich_location::add_fixit_remove): New method.
1902	(rich_location::add_fixit_replace): New method.
1903	(fixit_insert::fixit_insert): New.
1904	(fixit_insert::~fixit_insert): New.
1905	(fixit_insert::affects_line_p): New.
1906	(fixit_remove::fixit_remove): New.
1907	(fixit_remove::affects_line_p): New.
1908	(fixit_replace::fixit_replace): New.
1909	(fixit_replace::~fixit_replace): New.
1910	(fixit_replace::affects_line_p): New.
1911
19122015-11-19  Jakub Jelinek  <jakub@redhat.com>
1913
1914	PR preprocessor/60736
1915	* include/cpplib.h (cpp_errno_filename): New prototype.
1916	* errors.c (cpp_errno): Don't handle msgid "" specially, use
1917	_(msgid) instead of msgid as argument to cpp_error.
1918	(cpp_errno_filename): New function.
1919	* files.c (read_file_guts): Use cpp_errno_filename instead of
1920	cpp_errno.
1921	(open_file_failed): Likewise.  Use file->name if file->path is NULL
1922	in diagnostics.
1923
19242015-11-13  David Malcolm  <dmalcolm@redhat.com>
1925
1926	* errors.c (cpp_diagnostic): Pass pfile->line_table to
1927	rich_location ctor.
1928	(cpp_diagnostic_with_line): Likewise.
1929	* include/cpplib.h (struct cpp_token): Update comment for src_loc
1930	to indicate that the range of the token is "baked into" the
1931	source_location.
1932	* include/line-map.h (source_location): Update the descriptive
1933	comment to reflect the packing scheme for short ranges, adding
1934	worked examples of location encoding.
1935	(struct line_map_ordinary): Drop field "column_bits" in favor
1936	of field "m_column_and_range_bits"; add field "m_range_bits".
1937	(ORDINARY_MAP_NUMBER_OF_COLUMN_BITS): Delete.
1938	(location_adhoc_data): Add source_range field.
1939	(struct line_maps): Add fields "default_range_bits",
1940	"num_optimized_ranges" and "num_unoptimized_ranges".
1941	(get_combined_adhoc_loc): Add source_range param.
1942	(get_range_from_loc): New declaration.
1943	(pure_location_p): New prototype.
1944	(COMBINE_LOCATION_DATA):  Add source_range param.
1945	(SOURCE_LINE): Update for renaming of column_bits.
1946	(SOURCE_COLUMN): Likewise.  Shift the column right by the map's
1947	range_bits.
1948	(LAST_SOURCE_LINE_LOCATION): Update for renaming of column_bits.
1949	(linemap_position_for_line_and_column): Add line_maps * params.
1950	(rich_location::rich_location): Likewise.
1951	* lex.c (_cpp_lex_direct): Capture the range of the token, baking
1952	it into token->src_loc via a call to COMBINE_LOCATION_DATA.
1953	* line-map.c (LINE_MAP_MAX_COLUMN_NUMBER): Reduce from 1U << 17 to
1954	1U << 12.
1955	(location_adhoc_data_hash): Add the src_range into
1956	the hash value.
1957	(location_adhoc_data_eq): Require equality of the src_range
1958	values.
1959	(can_be_stored_compactly_p): New function.
1960	(get_combined_adhoc_loc): Add src_range param, and store it,
1961	via a bit-packing scheme for short ranges, otherwise within the
1962	lookaside table.  Remove the requirement that data is non-NULL.
1963	(get_range_from_adhoc_loc): New function.
1964	(get_range_from_loc): New function.
1965	(pure_location_p): New function.
1966	(linemap_add): Ensure that start_location has zero for the
1967	range_bits, unless we're past LINE_MAP_MAX_LOCATION_WITH_COLS.
1968	Initialize range_bits to zero.  Assert that the start_location
1969	is "pure".
1970	(linemap_line_start): Assert that the
1971	column_and_range_bits >= range_bits.
1972	Update determinination of whether we need to start a new map
1973	using the effective column bits, without the range bits.
1974	Use the set's default_range_bits in new maps, apart from
1975	those with column_bits == 0, which should also have 0 range_bits.
1976	Increase the column bits for new maps by the range bits.
1977	When adding lines to an existing map, use set->highest_line
1978	directly rather than offsetting highest by SOURCE_COLUMN.
1979	Add assertions to sanity-check the return value.
1980	(linemap_position_for_column): Offset to_column by range_bits.
1981	Update set->highest_location if necessary.
1982	(linemap_position_for_line_and_column): Add line_maps * param.
1983	Update the calculation to offset the column by range_bits, and
1984	conditionalize it on being <= LINE_MAP_MAX_LOCATION_WITH_COLS.
1985	Bound it by LINEMAPS_MACRO_LOWEST_LOCATION.  Update
1986	set->highest_location if necessary.
1987	(linemap_position_for_loc_and_offset): Handle ad-hoc locations;
1988	pass "set" to linemap_position_for_line_and_column.
1989	(linemap_macro_map_loc_unwind_toward_spelling): Add line_maps
1990	param.  Handle ad-hoc locations.
1991	(linemap_location_in_system_header_p): Pass on "set" to call to
1992	linemap_macro_map_loc_unwind_toward_spelling.
1993	(linemap_macro_loc_to_spelling_point): Retain ad-hoc locations.
1994	Pass on "set" to call to
1995	linemap_macro_map_loc_unwind_toward_spelling.
1996	(linemap_resolve_location): Retain ad-hoc locations.  Pass on
1997	"set" to call to linemap_macro_map_loc_unwind_toward_spelling.
1998	(linemap_unwind_toward_expansion):  Pass on "set" to call to
1999	linemap_macro_map_loc_unwind_toward_spelling.
2000	(linemap_expand_location): Extract the data pointer before
2001	extracting the location.
2002	(rich_location::rich_location): Add line_maps param; use it to
2003	extract the range from the source_location.
2004	* location-example.txt: Regenerate, showing new representation.
2005
20062015-11-06  David Malcolm  <dmalcolm@redhat.com>
2007
2008	* errors.c (cpp_diagnostic): Update for change in signature
2009	of "error" callback.
2010	(cpp_diagnostic_with_line): Likewise, calling override_column
2011	on the rich_location.
2012	* include/cpplib.h (struct cpp_callbacks): Within "error"
2013	callback, convert param from source_location to rich_location *,
2014	and drop column_override param.
2015	* include/line-map.h (struct source_range): New struct.
2016	(struct location_range): New struct.
2017	(class rich_location): New class.
2018	(linemap_client_expand_location_to_spelling_point): New declaration.
2019	* line-map.c (rich_location::rich_location): New ctors.
2020	(rich_location::lazily_expand_location): New method.
2021	(rich_location::override_column): New method.
2022	(rich_location::add_range): New methods.
2023	(rich_location::set_range): New method.
2024
20252015-11-06  David Malcolm  <dmalcolm@redhat.com>
2026
2027	* include/line-map.h (struct linemap_stats): Add fields
2028	"adhoc_table_size" and "adhoc_table_entries_used".
2029	* line-map.c (linemap_get_statistics): Populate above fields.
2030
20312015-11-04  Mikhail Maltsev  <maltsevm@gmail.com>
2032
2033	* config.in: Regenerate.
2034	* configure: Regenerate.
2035	* configure.ac: Remove ENABLE_CHECKING.
2036
20372015-11-03  Uros Bizjak  <ubizjak@gmail.com>
2038
2039	* lex.c (search_line_sse42): Correctly advance the pointer to an
2040	aligned address.
2041
20422015-11-02  David Malcolm  <dmalcolm@redhat.com>
2043
2044	* include/line-map.h (source_location): In the table in the
2045	descriptive comment, show UNKNOWN_LOCATION, BUILTINS_LOCATION,
2046	LINE_MAP_MAX_LOCATION_WITH_COLS, LINE_MAP_MAX_SOURCE_LOCATION.
2047	Add notes about ad-hoc values.
2048
20492015-10-21  Mikhail Maltsev  <maltsevm@gmail.com>
2050
2051	* include/line-map.h: Use CHECKING_P instead of ENABLE_CHECKING.
2052	* init.c: Likewise.
2053	* macro.c (struct macro_arg_token_iter, set_arg_token,
2054	macro_arg_token_iter_init, macro_arg_token_iter_forward,
2055	macro_arg_token_iter_get_token, macro_arg_token_iter_get_location,
2056	alloc_expanded_arg_mem, _cpp_backup_tokens): Likewise.
2057
2058	* config.in: Regenerate.
2059	* configure: Regenerate.
2060	* configure.ac (CHECKING_P): Define.
2061	* system.h (fancy_abort): Declare.
2062	(abort): Define.
2063	(gcc_assert): Define. Use CHECKING_P.
2064
20652015-10-13  Mikhail Maltsev  <maltsevm@gmail.com>
2066
2067	* system.h (CHECKING_P, gcc_checking_assert): Define.
2068
20692015-09-21  Manuel López-Ibáñez  <manu@gcc.gnu.org>
2070
2071	PR c/66415
2072	* line-map.c (linemap_position_for_loc_and_offset): Handle the
2073	case of long lines encoded in multiple maps.
2074
20752015-09-07  Marek Polacek  <polacek@redhat.com>
2076
2077	* system.h (INTTYPE_MINIMUM): Rewrite to avoid shift warning.
2078
20792015-08-06  Yaakov Selkowitz  <yselkowi@redhat.com>
2080
2081	* configure: Regenerate.
2082
20832015-07-08  Thomas Schwinge  <thomas@codesourcery.com>
2084
2085	* include/line-map.h (RESERVED_LOCATION_COUNT): Change type to
2086	source_location.
2087
20882015-07-02  Paolo Carlini  <paolo.carlini@oracle.com>
2089
2090	PR preprocessor/53690
2091	* charset.c (_cpp_valid_ucn): Add cppchar_t * parameter and change
2092	return type to bool.  Fix encoding of \u0000 and \U00000000 in C++.
2093	(convert_ucn): Adjust call.
2094	* lex.c (forms_identifier_p): Likewise.
2095	* internal.h (_cpp_valid_ucn): Adjust declaration.
2096
20972015-06-30  Edward Smith-Rowland  <3dw4rd@verizon.net>
2098
2099	Implement N4197 - Adding u8 character literals
2100	* include/cpplib.h (UTF8CHAR, UTF8CHAR_USERDEF): New cpp tokens;
2101	(struct cpp_options): Add utf8_char_literals.
2102	* init.c (struct lang_flags): Add utf8_char_literals;
2103	(struct lang_flags lang_defaults): Add column for utf8_char_literals.
2104	* macro.c (stringify_arg()): Treat CPP_UTF8CHAR token;
2105	* expr.c (cpp_userdef_char_remove_type(), cpp_userdef_char_add_type()):
2106	Treat CPP_UTF8CHAR_USERDEF, CPP_UTF8CHAR tokens;
2107	(cpp_userdef_char_p()): Treat CPP_UTF8CHAR_USERDEF token;
2108	(eval_token(), _cpp_parse_expr()): Treat CPP_UTF8CHAR token.
2109	* lex.c (lex_string(), _cpp_lex_direct()): Include CPP_UTF8CHAR tokens.
2110	* charset.c (converter_for_type(), cpp_interpret_charconst()):
2111	Treat CPP_UTF8CHAR token.
2112
21132015-06-30  Uros Bizjak  <ubizjak@gmail.com>
2114
2115	* lex.c (search_line_sse42) [__GCC_ASM_FLAG_OUTPUTS__]: New main
2116	loop using asm flag outputs.
2117
21182015-06-08  Marek Polacek  <polacek@redhat.com>
2119
2120	PR c/66415
2121	* line-map.c (linemap_position_for_loc_and_offset): Remove
2122	linemap_assert_fails; reverse conditions.
2123
21242015-05-26  Manuel López-Ibáñez  <manu@gcc.gnu.org>
2125
2126	* line-map.c (LINE_MAP_MAX_COLUMN_NUMBER
2127	LINE_MAP_MAX_LOCATION_WITH_COLS,LINE_MAP_MAX_SOURCE_LOCATION):
2128	New constants.
2129	(linemap_line_start): Use them.
2130	(linemap_position_for_column): Use them.
2131
21322015-05-20  David Malcolm  <dmalcolm@redhat.com>
2133
2134	* include/line-map.h (MAP_START_LOCATION): Eliminate the non-const
2135	variant, and tweak comment for the const variant.
2136	(ORDINARY_MAP_STARTING_LINE_NUMBER): Drop the non-const variant.
2137	(ORDINARY_MAP_INCLUDER_FILE_INDEX): Likewise.
2138	(ORDINARY_MAP_IN_SYSTEM_HEADER_P): Likewise.
2139	(SET_ORDINARY_MAP_NUMBER_OF_COLUMN_BITS): Delete.
2140	(ORDINARY_MAP_FILE_NAME): Drop the non-const variant.
2141	(MACRO_MAP_MACRO): Likewise.
2142	(MACRO_MAP_NUM_MACRO_TOKENS): Likewise.
2143	(MACRO_MAP_LOCATIONS): Likewise.
2144	(MACRO_MAP_EXPANSION_POINT_LOCATION): Likewise.
2145	* line-map.c (linemap_add): Replace writes through macros with
2146	direct field accesses.
2147	(linemap_enter_macro): Likewise.
2148	(linemap_line_start): Likewise.
2149
21502015-05-19  David Malcolm  <dmalcolm@redhat.com>
2151
2152	* directives.c (do_line): Strengthen local "map" from
2153	const line_map * to const line_map_ordinary *.
2154	(do_linemarker): Likewise.
2155	(_cpp_do_file_change): Assert that we're not dealing with
2156	a macro map.  Introduce local "ord_map" via a call to
2157	linemap_check_ordinary, guarded within the check for
2158	non-NULL.  Use it for typesafety.
2159	* files.c (cpp_make_system_header): Strengthen local "map" from
2160	const line_map * to const line_map_ordinary *.
2161	* include/cpplib.h (struct cpp_callbacks): Likewise for second
2162	parameter of "file_change" callback.
2163	* include/line-map.h (struct line_map): Convert from a struct
2164	containing a union to a base class.
2165	(struct line_map_ordinary): Convert to a subclass of line_map.
2166	(struct line_map_macro): Likewise.
2167	(linemap_check_ordinary): Strengthen return type from line_map *
2168	to line_map_ordinary *, and add a const-variant.
2169	(linemap_check_macro): New pair of functions.
2170	(ORDINARY_MAP_STARTING_LINE_NUMBER): Strengthen param from
2171	const line_map * to const line_map_ordinary *, eliminating call
2172	to linemap_check_ordinary.  Likewise for the non-const variant.
2173	(ORDINARY_MAP_INCLUDER_FILE_INDEX): Likewise.
2174	(ORDINARY_MAP_IN_SYSTEM_HEADER_P): Likewise.
2175	(ORDINARY_MAP_NUMBER_OF_COLUMN_BITS): Likewise.
2176	(ORDINARY_MAP_FILE_NAME): Likewise.
2177	(MACRO_MAP_MACRO): Strengthen param from const line_map * to
2178	const line_map_macro *.  Likewise for the non-const variant.
2179	(MACRO_MAP_NUM_MACRO_TOKENS): Likewise.
2180	(MACRO_MAP_LOCATIONS): Likewise.
2181	(MACRO_MAP_EXPANSION_POINT_LOCATION): Likewise.
2182	(struct maps_info): Replace with...
2183	(struct maps_info_ordinary):...this and...
2184	(struct maps_info_macro): ...this.
2185	(struct line_maps): Convert fields "info_ordinary" and
2186	"info_macro" to the above new structs.
2187	(LINEMAPS_MAP_INFO): Delete both functions.
2188	(LINEMAPS_MAPS): Likewise.
2189	(LINEMAPS_ALLOCATED): Rewrite both variants to avoid using
2190	LINEMAPS_MAP_INFO.
2191	(LINEMAPS_USED): Likewise.
2192	(LINEMAPS_CACHE): Likewise.
2193	(LINEMAPS_MAP_AT): Likewise.
2194	(LINEMAPS_ORDINARY_MAPS): Strengthen return type from line_map *
2195	to line_map_ordinary *.
2196	(LINEMAPS_ORDINARY_MAP_AT): Likewise.
2197	(LINEMAPS_LAST_ORDINARY_MAP): Likewise.
2198	(LINEMAPS_LAST_ALLOCATED_ORDINARY_MAP): Likewise.
2199	(LINEMAPS_MACRO_MAPS): Strengthen return type from line_map * to
2200	line_map_macro *.
2201	(LINEMAPS_MACRO_MAP_AT): Likewise.
2202	(LINEMAPS_LAST_MACRO_MAP): Likewise.
2203	(LINEMAPS_LAST_ALLOCATED_MACRO_MAP): Likewise.
2204	(linemap_map_get_macro_name): Strengthen param from
2205	const line_map * to const line_map_macro *.
2206	(SOURCE_LINE): Strengthen first param from const line_map * to
2207	const line_map_ordinary *, removing call to
2208	linemap_check_ordinary.
2209	(SOURCE_COLUMN): Likewise.
2210	(LAST_SOURCE_LINE_LOCATION): Likewise.
2211	(LAST_SOURCE_LINE): Strengthen first param from const line_map *
2212	to const line_map_ordinary *.
2213	(LAST_SOURCE_COLUMN): Likewise.
2214	(INCLUDED_FROM): Strengthen return type from line_map * to
2215	line_map_ordinary *., and second param from const line_map *
2216	to const line_map_ordinary *, removing call to
2217	linemap_check_ordinary.
2218	(MAIN_FILE_P): Strengthen param from const line_map * to
2219	const line_map_ordinary *, removing call to
2220	linemap_check_ordinary.
2221	(linemap_position_for_line_and_column): Strengthen param from
2222	const line_map * to const line_map_ordinary *.
2223	(LINEMAP_FILE): Strengthen param from const line_map * to
2224	const line_map_ordinary *, removing call to
2225	linemap_check_ordinary.
2226	(LINEMAP_LINE): Likewise.
2227	(LINEMAP_SYSP): Likewise.
2228	(linemap_resolve_location): Strengthen final param from
2229	const line_map ** to const line_map_ordinary **.
2230	* internal.h (CPP_INCREMENT_LINE): Likewise for local "map".
2231	(linemap_enter_macro): Strengthen return type from
2232	const line_map * to const line_map_macro *.
2233	(linemap_add_macro_token): Likewise for first param.
2234	* line-map.c (linemap_check_files_exited): Strengthen local "map"
2235	from const line_map * to const line_map_ordinary *.
2236	(new_linemap): Introduce local "map_size" and use it when
2237	calculating how large the buffer should be.  Rewrite based
2238	on change of info_macro and info_ordinary into distinct types.
2239	(linemap_add): Strengthen locals "map" and "from" from line_map *
2240	to line_map_ordinary *.
2241	(linemap_enter_macro): Strengthen return type from
2242	const line_map * to const line_map_macro *, and local "map" from
2243	line_map * to line_map_macro *.
2244	(linemap_add_macro_token): Strengthen param "map" from
2245	const line_map * to const line_map_macro *.
2246	(linemap_line_start): Strengthen local "map" from line_map * to
2247	line_map_ordinary *.
2248	(linemap_position_for_column): Likewise.
2249	(linemap_position_for_line_and_column): Strengthen first param
2250	from const line_map * to const line_map_ordinary *.
2251	(linemap_position_for_loc_and_offset): Strengthen local "map" from
2252	const line_map * to const line_map_ordinary *.
2253	(linemap_ordinary_map_lookup): Likewise for return type and locals
2254	"cached" and "result".
2255	(linemap_macro_map_lookup): Strengthen return type and locals
2256	"cached" and "result" from const line_map * to
2257	const line_map_macro *.
2258	(linemap_macro_map_loc_to_exp_point): Likewise for param "map".
2259	(linemap_macro_map_loc_to_def_point): Likewise.
2260	(linemap_macro_map_loc_unwind_toward_spelling): Likewise.
2261	(linemap_get_expansion_line): Strengthen local "map" from
2262	const line_map * to const line_map_ordinary *.
2263	(linemap_get_expansion_filename): Likewise.
2264	(linemap_map_get_macro_name): Strengthen param from
2265	const line_map * to const line_map_macro *.
2266	(linemap_location_in_system_header_p): Add call to
2267	linemap_check_ordinary in region guarded by
2268	!linemap_macro_expansion_map_p.  Introduce local "macro_map" via
2269	linemap_check_macro in other region, using it in place of "map"
2270	for typesafety.
2271	(first_map_in_common_1): Add calls to linemap_check_macro.
2272	(trace_include): Strengthen param "map" from const line_map * to
2273	const line_map_ordinary *.
2274	(linemap_macro_loc_to_spelling_point): Strengthen final param from
2275	const line_map ** to const line_map_ordinary **.  Replace a
2276	C-style cast with a const_cast, and add calls to
2277	linemap_check_macro and linemap_check_ordinary.
2278	(linemap_macro_loc_to_def_point): Likewise.
2279	(linemap_macro_loc_to_exp_point): Likewise.
2280	(linemap_resolve_location): Strengthen final param from
2281	const line_map ** to const line_map_ordinary **.
2282	(linemap_unwind_toward_expansion): Introduce local "macro_map" via
2283	a checked cast and use it in place of *map.
2284	(linemap_unwind_to_first_non_reserved_loc): Strengthen local
2285	"map1" from const line_map * to const line_map_ordinary *.
2286	(linemap_expand_location): Introduce local "ord_map" via a checked
2287	cast and use it in place of map.
2288	(linemap_dump): Make local "map" const.  Strengthen local
2289	"includer_map" from line_map * to const line_map_ordinary *.
2290	Introduce locals "ord_map" and "macro_map" via checked casts and
2291	use them in place of "map" for typesafety.
2292	(linemap_dump_location): Strengthen local "map" from
2293	const line_map * to const line_map_ordinary *.
2294	(linemap_get_file_highest_location): Update for elimination of
2295	union.
2296	(linemap_get_statistics): Strengthen local "cur_map" from
2297	line_map * to const line_map_macro *.  Update uses of sizeof to
2298	use the appropriate line_map subclasses.
2299	* macro.c (_cpp_warn_if_unused_macro): Add call to
2300	linemap_check_ordinary.
2301	(builtin_macro): Strengthen local "map" from const line_map * to
2302	const line_map_macro *.
2303	(enter_macro_context): Likewise.
2304	(replace_args): Likewise.
2305	(tokens_buff_put_token_to): Likewise for param "map".
2306	(tokens_buff_add_token): Likewise.
2307
23082015-05-13  David Malcolm  <dmalcolm@redhat.com>
2309
2310	* include/line-map.h (source_location): Add a reference to
2311	location-example.txt to the descriptive comment.
2312	* location-example.txt: New file.
2313
23142015-05-13  David Malcolm  <dmalcolm@redhat.com>
2315
2316	* include/line-map.h (MAX_SOURCE_LOCATION): Convert from a macro
2317	to a const source_location.
2318	(RESERVED_LOCATION_COUNT): Likewise.
2319	(linemap_check_ordinary): Convert from a macro to a pair of inline
2320	functions, for const/non-const arguments.
2321	(MAP_START_LOCATION): Likewise.
2322	(ORDINARY_MAP_STARTING_LINE_NUMBER): Likewise.
2323	(ORDINARY_MAP_INCLUDER_FILE_INDEX): Likewise.
2324	(ORDINARY_MAP_IN_SYSTEM_HEADER_P): Likewise.
2325	(ORDINARY_MAP_NUMBER_OF_COLUMN_BITS): Convert from a macro to a
2326	pair of inline functions, for const/non-const arguments, where the
2327	latter is named...
2328	(SET_ORDINARY_MAP_NUMBER_OF_COLUMN_BITS): New function.
2329	(ORDINARY_MAP_FILE_NAME): Convert from a macro to a pair of inline
2330	functions, for const/non-const arguments.
2331	(MACRO_MAP_MACRO): Likewise.
2332	(MACRO_MAP_NUM_MACRO_TOKENS): Likewise.
2333	(MACRO_MAP_LOCATIONS): Likewise.
2334	(MACRO_MAP_EXPANSION_POINT_LOCATION): Likewise.
2335	(LINEMAPS_MAP_INFO): Likewise.
2336	(LINEMAPS_MAPS): Likewise.
2337	(LINEMAPS_ALLOCATED): Likewise.
2338	(LINEMAPS_USED): Likewise.
2339	(LINEMAPS_CACHE): Likewise.
2340	(LINEMAPS_ORDINARY_CACHE): Likewise.
2341	(LINEMAPS_MACRO_CACHE): Likewise.
2342	(LINEMAPS_MAP_AT): Convert from a macro to an inline function.
2343	(LINEMAPS_LAST_MAP): Likewise.
2344	(LINEMAPS_LAST_ALLOCATED_MAP): Likewise.
2345	(LINEMAPS_ORDINARY_MAPS): Likewise.
2346	(LINEMAPS_ORDINARY_MAP_AT): Likewise.
2347	(LINEMAPS_ORDINARY_ALLOCATED): Likewise.
2348	(LINEMAPS_ORDINARY_USED): Likewise.
2349	(LINEMAPS_LAST_ORDINARY_MAP): Likewise.
2350	(LINEMAPS_LAST_ALLOCATED_ORDINARY_MAP): Likewise.
2351	(LINEMAPS_MACRO_MAPS): Likewise.
2352	(LINEMAPS_MACRO_MAP_AT): Likewise.
2353	(LINEMAPS_MACRO_ALLOCATED): Likewise.
2354	(LINEMAPS_MACRO_USED): Likewise.
2355	(LINEMAPS_MACRO_LOWEST_LOCATION): Likewise.
2356	(LINEMAPS_LAST_MACRO_MAP): Likewise.
2357	(LINEMAPS_LAST_ALLOCATED_MACRO_MAP): Likewise.
2358	(IS_ADHOC_LOC): Likewise.
2359	(COMBINE_LOCATION_DATA): Likewise.
2360	(SOURCE_LINE): Likewise.
2361	(SOURCE_COLUMN): Likewise.
2362	(LAST_SOURCE_LINE_LOCATION): Likewise.
2363	(LAST_SOURCE_LINE): Likewise.
2364	(LAST_SOURCE_COLUMN): Likewise.
2365	(LAST_SOURCE_LINE_LOCATION)
2366	(INCLUDED_FROM): Likewise.
2367	(MAIN_FILE_P): Likewise.
2368	(LINEMAP_FILE): Likewise.
2369	(LINEMAP_LINE): Likewise.
2370	(LINEMAP_SYSP): Likewise.
2371	(linemap_location_before_p): Likewise.
2372	* line-map.c (linemap_check_files_exited): Make local "map" const.
2373	(linemap_add): Use SET_ORDINARY_MAP_NUMBER_OF_COLUMN_BITS.
2374	(linemap_line_start): Likewise.
2375
23762015-05-13  Michael Haubenwallner  <michael.haubenwallner@ssi-schaefer.com>
2377
2378	* aclocal.m4: Regenerated with automake-1.11.6.
2379
23802015-05-13  David Malcolm  <dmalcolm@redhat.com>
2381
2382	* include/line-map.h (linemap_assert): Move up within the file to
2383	before all of the map accessor macros.
2384	(linemap_assert_fails): Likewise.
2385	(linemap_check_ordinary): Likewise.
2386	(linemap_macro_expansion_map_p): Likewise.
2387
23882015-05-12  David Malcolm  <dmalcolm@redhat.com>
2389
2390	* directives.c (do_line): Set seen_line_directive on line_table.
2391	(do_linemarker): Likewise.
2392	* include/line-map.h (struct line_maps): Add new field
2393	"seen_line_directive".
2394
23952015-05-08  Jason Merrill  <jason@redhat.com>
2396
2397	* include/cpplib.h: Add CPP_W_CXX11_COMPAT.
2398	(struct cpp_options): Add cpp_warn_cxx11_compat.
2399	* init.c (cpp_create_reader): Initialize it.
2400	* lex.c (lex_string): Add -Wc++11-compat warning.
2401
24022015-05-05  David Malcolm  <dmalcolm@redhat.com>
2403
2404	* pch.c (cpp_valid_state): Fix indentation so that it reflects the
2405	block structure.
2406
24072015-05-05  David Malcolm  <dmalcolm@redhat.com>
2408
2409	* include/line-map.h: Fix comment at the top of the file.
2410	(source_location): Rewrite and expand the comment for this
2411	typedef, adding an ascii-art table to clarify how source_location
2412	values are allocated.
2413	* line-map.c: Fix comment at the top of the file.
2414
24152015-04-09  Richard Biener  <rguenther@suse.de>
2416
2417	PR pch/65550
2418	* files.c (pch_open_file): Allow main and pre-included files
2419	when trying to open a PCH.
2420
24212015-04-06  Jakub Jelinek  <jakub@redhat.com>
2422
2423	PR preprocessor/61977
2424	* lex.c (cpp_peek_token): If peektok is CPP_EOF, back it up
2425	with all tokens peeked by the current function.
2426
24272015-04-02  Jakub Jelinek  <jakub@redhat.com>
2428
2429	PR preprocessor/61977
2430	* lex.c (cpp_peek_token): Temporarily clear pfile->cb.line_change.
2431
24322015-03-23  Jakub Jelinek  <jakub@redhat.com>
2433
2434	PR preprocessor/65238
2435	* internal.h (_cpp_scan_out_logical_line): Add third argument.
2436	* directives.c (prepare_directive_trad): Pass false to it.
2437	* traditional.c (_cpp_read_logical_line_trad,
2438	_cpp_create_trad_definition): Likewise.
2439	(struct fun_macro): Add paramc field.
2440	(fun_like_macro): New function.
2441	(maybe_start_funlike): Handle NODE_BUILTIN macros.  Initialize
2442	macro->paramc field.
2443	(save_argument): Use macro->paramc instead of
2444	macro->node->value.macro->paramc.
2445	(push_replacement_text): Formatting fix.
2446	(recursive_macro): Use fun_like_macro helper.
2447	(_cpp_scan_out_logical_line): Likewise.  Add BUILTIN_MACRO_ARG
2448	argument.  Initialize fmacro.paramc field.  Handle builtin
2449	function-like macros.
2450
24512015-03-16  Edward Smith-Rowland  <3dw4rd@verizon.net>
2452
2453	PR c++/64626
2454	* lex.c (lex_number): If a number ends with digit-seps (') skip back
2455	and let lex_string take them.
2456
24572015-03-02  Markus Trippelsdorf  <markus@trippelsdorf.de>
2458
2459	PR target/65261
2460	* lex.c (search_line_fast): Silence ubsan errors.
2461
24622015-02-03    <dodji@redhat.com>
2463
2464	PR preprocessor/64803
2465	* internal.h (cpp_reader::top_most_macro_node): New data member.
2466	* macro.c (enter_macro_context): Pass the location of the end of
2467	the top-most invocation of the function-like macro, or the
2468	location of the expansion point of the top-most object-like macro.
2469	(cpp_get_token_1): Store the top-most macro node in the new
2470	pfile->top_most_macro_node data member.
2471	(_cpp_pop_context): Clear the new cpp_reader::top_most_macro_node
2472	data member.
2473
24742015-01-30  Szabolcs Nagy  <szabolcs.nagy@arm.com>
2475
2476	* lex.c (search_line_fast): Change __ARM_NEON__ to __ARM_NEON.
2477
24782015-01-23  Marek Polacek  <polacek@redhat.com>
2479
2480	DR#412
2481	PR preprocessor/60570
2482	* directives.c (do_elif): Don't evaluate #elif conditionals
2483	when they don't need to be.
2484
24852015-01-16  Jakub Jelinek  <jakub@redhat.com>
2486
2487	* expr.c (cpp_classify_number): Add N_() around ?: string
2488	literals used in cpp_error_with_line call as format string.
2489
24902015-01-05  Jakub Jelinek  <jakub@redhat.com>
2491
2492	Update copyright years.
2493
24942014-12-19  Jakub Jelinek  <jakub@redhat.com>
2495
2496	PR preprocessor/63831
2497	* directives.c (lex_macro_node): Remove __has_attribute__ handling.
2498	* internal.h (struct spec_node): Remove n__has_attribute__ field.
2499	(struct lexer_state): Remove in__has_attribute__ field.
2500	* macro.c (_cpp_builtin_macro_text): Handle BT_HAS_ATTRIBUTE.
2501	* identifiers.c (_cpp_init_hashtable): Remove __has_attribute__
2502	handling.
2503	* init.c (builtin_array): Add __has_attribute and __has_cpp_attribute.
2504	(cpp_init_special_builtins): Don't initialize __has_attribute
2505	or __has_cpp_attribute if CLK_ASM or pfile->cb.has_attribute is NULL.
2506	* traditional.c (enum ls): Remove ls_has_attribute,
2507	ls_has_attribute_close.
2508	(_cpp_scan_out_logical_line): Remove __has_attribute__ handling.
2509	* include/cpplib.h (enum cpp_builtin_type): Add BT_HAS_ATTRIBUTE.
2510	* pch.c (cpp_read_state): Remove __has_attribute__ handling.
2511	* expr.c (eval_token): Likewise.
2512	(parse_has_attribute): Removed.
2513
25142014-12-11  Uros Bizjak  <ubizjak@gmail.com>
2515
2516	* directives.c (cpp_define_formatted): Use xvasprintf.
2517
25182014-12-05  Manuel López-Ibáñez  <manu@gcc.gnu.org>
2519
2520	* line-map.c (linemap_position_for_loc_and_offset): Add new
2521	linemap_assert_fails.
2522
25232014-12-02  Manuel López-Ibáñez  <manu@gcc.gnu.org>
2524
2525	* include/line-map.h (linemap_assert_fails): Declare.
2526	* line-map.c (linemap_position_for_loc_and_offset): Use it.
2527
25282014-12-02  Manuel López-Ibáñez  <manu@gcc.gnu.org>
2529
2530	* line-map.c (linemap_add): Fix typo.
2531	(linemap_line_start): Fix whitespace.
2532
25332014-11-29  John Schmerge  <jbschmerge@gmail.com>
2534
2535	PR preprocessor/41698
2536	* charset.c (one_utf8_to_utf16): Do not produce surrogate pairs
2537	for 0xffff.
2538
25392014-11-25  Jakub Jelinek  <jakub@redhat.com>
2540
2541	PR preprocessor/60436
2542	* line-map.c (linemap_line_start): If highest is above 0x60000000
2543	and we are still tracking columns or highest is above 0x70000000,
2544	force add_map.
2545
25462014-11-20  Uros Bizjak  <ubizjak@gmail.com>
2547
2548	PR target/63966
2549	* lex.c [__i386__ || __x86_64__]: Compile special SSE functions
2550	only for (__GNUC__ >= 5 || !defined(__PIC__)).
2551
25522014-11-13  Manuel López-Ibáñez  <manu@gcc.gnu.org>
2553
2554	* include/line-map.h: Include EXPR, so that unused variable warnings
2555	do not occur.
2556
25572014-11-11  Manuel López-Ibáñez  <manu@gcc.gnu.org>
2558
2559	PR fortran/44054
2560	* include/line-map.h (linemap_position_for_loc_and_offset):
2561	Declare.
2562	* line-map.c (linemap_position_for_loc_and_offset): New.
2563
25642014-11-11  David Malcolm  <dmalcolm@redhat.com>
2565
2566	* ChangeLog.jit: New.
2567
25682014-11-10  Edward Smith-Rowland  <3dw4rd@verizon.net>
2569
2570	* include/cpplib.h (cpp_callbacks): Add has_attribute.
2571	* internal.h (lexer_state): Add in__has_attribute__.
2572	* directives.c (lex_macro_node): Prevent use of __has_attribute__
2573	as a macro.
2574	* expr.c (parse_has_attribute): New function; (eval_token): Look for
2575	__has_attribute__ and route to parse_has_attribute.
2576	* identifiers.c (_cpp_init_hashtable): Initialize n__has_attribute__.
2577	* pch.c (cpp_read_state): Initialize n__has_attribute__.
2578	* traditional.c (enum ls): Add ls_has_attribute, ls_has_attribute_close;
2579	(_cpp_scan_out_logical_line): Attend to __has_attribute__.
2580
25812014-11-06  Joseph Myers  <joseph@codesourcery.com>
2582
2583	* include/cpp-id-data.h (struct cpp_macro): Update comment
2584	regarding parameters.
2585	* include/cpplib.h (struct cpp_macro_arg, struct cpp_identifier):
2586	Add spelling fields.
2587	(struct cpp_token): Update comment on macro_arg.
2588	* internal.h (_cpp_save_parameter): Add extra argument.
2589	(_cpp_spell_ident_ucns): New declaration.
2590	* lex.c (lex_identifier): Add SPELLING argument.  Set *SPELLING to
2591	original spelling of identifier.
2592	(_cpp_lex_direct): Update calls to lex_identifier.
2593	(_cpp_spell_ident_ucns): New function, factored out of
2594	cpp_spell_token.
2595	(cpp_spell_token): Adjust FORSTRING argument semantics to return
2596	original spelling of identifiers.  Use _cpp_spell_ident_ucns in
2597	!FORSTRING case.
2598	(_cpp_equiv_tokens): Check spellings of identifiers and macro
2599	arguments are identical.
2600	* macro.c (macro_arg_saved_data): New structure.
2601	(paste_tokens): Use original spellings of identifiers from
2602	cpp_spell_token.
2603	(_cpp_save_parameter): Add argument SPELLING.  Save both canonical
2604	node and its value.
2605	(parse_params): Update calls to _cpp_save_parameter.
2606	(lex_expansion_token): Save spelling of macro argument tokens.
2607	(_cpp_create_definition): Extract canonical node from saved data.
2608	(cpp_macro_definition): Use UCNs in spelling of macro name.  Use
2609	original spellings of macro argument tokens and identifiers.
2610	* traditional.c (scan_parameters): Update call to
2611	_cpp_save_parameter.
2612
26132014-11-05  Joseph Myers  <joseph@codesourcery.com>
2614
2615	PR preprocessor/9449
2616	* init.c (lang_defaults): Enable extended identifiers for C++ and
2617	C99-based standards.
2618
26192014-10-22  Alan Modra  <amodra@gmail.com>
2620
2621	* symtab.c (ht_create): Use obstack_specify_allocation in place of
2622	_obstack_begin.
2623	* files.c (_cpp_init_files): Likewise.
2624	* init.c (cpp_create_reader): Likewise.
2625	* identifiers.c (_cpp_init_hashtable): Likewise.
2626
26272014-10-14  Manuel López-Ibáñez  <manu@gcc.gnu.org>
2628
2629	* include/line-map.h (linemap_location_from_macro_expansion_p):
2630	const struct line_maps * argument.
2631	(linemap_position_for_line_and_column): const struct line_map *
2632	argument.
2633	* line-map.c (linemap_add_macro_token): Use correct argument name
2634	in comment.
2635	(linemap_position_for_line_and_column): const struct line_map *
2636	argument.
2637	(linemap_macro_map_loc_to_def_point): Fix comment. Make static.
2638	(linemap_location_from_macro_expansion_p): const struct line_maps *
2639	argument.
2640	(linemap_resolve_location): Fix argument names in comment.
2641
26422014-10-03  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
2643
2644	* lex.c (search_line_fast): Add new version to be used for Power8
2645	and later targets when Altivec is enabled.  Restrict the existing
2646	Altivec version to big-endian systems so that lvsr is not used on
2647	little endian, where it is deprecated.  Remove LE-specific code
2648	from the now-BE-only version.
2649
26502014-10-02  Bernd Edlinger  <bernd.edlinger@hotmail.de>
2651	    Jeff Law  <law@redhat.com>
2652
2653	* charset.c (convert_no_conversion): Reallocate memory with 25%
2654	headroom.
2655
26562014-10-01  Edward Smith-Rowland  <3dw4rd@verizon.net>
2657
2658	Implement SD-6: SG10 Feature Test Recommendations
2659	* internal.h (lexer_state, spec_nodes): Add in__has_include__.
2660	* directives.c: Support __has_include__ builtin.
2661	* expr.c (parse_has_include): New function to parse __has_include__
2662	builtin; (eval_token()): Use it.
2663	* files.c (_cpp_has_header()): New funtion to look for header;
2664	(open_file_failed()): Not an error to not find a header file for
2665	__has_include__.
2666	* identifiers.c (_cpp_init_hashtable()): Add entry for __has_include__.
2667	* pch.c (cpp_read_state): Lookup __has_include__.
2668	* traditional.c (enum ls, _cpp_scan_out_logical_line()): Walk through
2669	__has_include__ statements.
2670
26712014-09-30  Bernd Edlinger  <bernd.edlinger@hotmail.de>
2672
2673	PR preprocessor/58893
2674	* errors.c (cpp_diagnostic): Fix possible out of bounds access.
2675	* files.c (_cpp_stack_include): Initialize src_loc for IT_CMDLINE.
2676
26772014-09-24  Marek Polacek  <polacek@redhat.com>
2678
2679	PR c/61405
2680	PR c/53874
2681	* include/cpplib.h (enum cpp_ttype): Define CPP_KEYWORD.
2682
26832014-09-17  Jan Hubicka  <hubicka@ucw.cz>
2684
2685	* charset.c (conversion): Rename to ...
2686	(cpp_conversion): ... this one; update.
2687	* files.c (file_hash_entry): Rename to ...
2688	(cpp_file_hash_entry): ... this one ; update.
2689
26902014-09-17  Marek Polacek  <polacek@redhat.com>
2691
2692	PR c/61854
2693	* init.c (struct lang_flags): Remove cplusplus_comments.
2694	(cpp_set_lang): Likewise.
2695	(post_options): Likewise.
2696	* lex.c (_cpp_lex_direct): Disallow C++ style comments in C90/C94.
2697
26982014-09-09  Manuel López-Ibáñez  <manu@gcc.gnu.org>
2699
2700	* include/cpplib.h (struct cpp_options): Declare warn_normalize as
2701	int instead of enum.
2702
27032014-09-04  Manuel López-Ibáñez  <manu@gcc.gnu.org>
2704
2705	* macro.c (replace_args): Use cpp_pedwarning, cpp_warning and
2706	CPP_W flags.
2707	* include/cpplib.h: Add CPP_W_C90_C99_COMPAT and CPP_W_PEDANTIC.
2708	* init.c (cpp_create_reader): Do not init to -1 here.
2709	* expr.c (num_binary_op): Use cpp_pedwarning.
2710
27112014-08-29  Manuel López-Ibáñez  <manu@gcc.gnu.org>
2712
2713	* directives.c (check_eol_1): New.
2714	(check_eol_endif_labels): New.
2715	(check_eol): Call check_eol_1.
2716	(do_else,do_endif): Call check_eol_endif_labels.
2717
27182014-08-29  Manuel López-Ibáñez  <manu@gcc.gnu.org>
2719
2720	* macro.c (warn_of_redefinition): Suppress warnings for builtins
2721	that lack the NODE_WARN flag, unless Wbuiltin-macro-redefined.
2722	(_cpp_create_definition): Use Wbuiltin-macro-redefined for
2723	builtins that lack the NODE_WARN flag.
2724	* directives.c (do_undef): Likewise.
2725	* init.c (cpp_init_special_builtins): Do not change flags
2726	depending on Wbuiltin-macro-redefined.
2727
27282014-08-28  Edward Smith-Rowland  <3dw4rd@verizon.net>
2729
2730	PR cpp/23827 - standard C++ should not have hex float preprocessor
2731	tokens
2732	* libcpp/init.c (lang_flags): Change CXX98 flag for extended numbers
2733	from 1 to 0.
2734	* libcpp/expr.c (cpp_classify_number): Weite error message for improper
2735	use of hex floating literal.
2736
27372014-08-23  Edward Smith-Rowland  <3dw4rd@verizon.net>
2738
2739	* include/cpplib.h (enum c_lang): Add CLK_GNUCXX1Z, CLK_CXX1Z;
2740	Rename CLK_GNUCXX1Y, CLK_CXX1Y to CLK_GNUCXX14, CLK_CXX14;
2741	* init.c (struct lang_flags lang_defaults): Add column for trigraphs;
2742	Add rows for CLK_GNUCXX1Z, CLK_CXX1Z; (cpp_set_lang): Set trigraphs;
2743	(cpp_init_builtins): Set __cplusplus to 201402L for C++14;
2744	Set __cplusplus to 201500L for C++17.
2745	* expr.c (cpp_classify_number): Change C++1y to C++14 in binary
2746	constants error message.
2747
27482014-08-20  Marek Polacek  <polacek@redhat.com>
2749
2750	* include/cpplib.h (cpp_options): Use signed char.
2751	* lex.c (_cpp_lex_direct): Don't warn in C++ mode.
2752
27532014-08-19  Marek Polacek  <polacek@redhat.com>
2754
2755	* lex.c (_cpp_lex_direct): Fix a typo.
2756
27572014-08-19  Marek Polacek  <polacek@redhat.com>
2758
2759	* charset.c (_cpp_valid_ucn): Warn only if -Wc90-c99-compat.
2760	* lex.c (_cpp_lex_direct): Likewise.
2761	* macro.c (replace_args): Likewise.
2762	(parse_params): Likewise.
2763	* include/cpplib.h (cpp_options): Change cpp_warn_c90_c99_compat
2764	to char.
2765
27662014-08-10 Marek Polacek  <polacek@redhat.com>
2767
2768	PR c/51849
2769	* lex.c (_cpp_lex_direct): Warn when -Wc90-c99-compat is in effect.
2770	* charset.c (_cpp_valid_ucn): Likewise.
2771	* include/cpplib.h (cpp_options): Add cpp_warn_c90_c99_compat.
2772	* macro.c (replace_args): Warn when -Wc90-c99-compat is in effect.
2773	(parse_params): Likewise.
2774
27752014-07-27  Marek Polacek  <polacek@redhat.com>
2776
2777	PR c/61861
2778	* macro.c (builtin_macro): Add location parameter.  Set
2779	location of builtin macro to the expansion point.
2780	(enter_macro_context): Pass location to builtin_macro.
2781
27822014-07-16  Dodji Seketeli  <dodji@redhat.com>
2783
2784	Support location tracking for built-in macro tokens
2785	* include/line-map.h (line_maps::builtin_location): New data
2786	member.
2787	(line_map_init): Add a new parameter to initialize the new
2788	line_maps::builtin_location data member.
2789	* line-map.c (linemap_init): Initialize the
2790	line_maps::builtin_location data member.
2791	* macro.c (builtin_macro): Create a macro map and track the token
2792	resulting from the expansion of a built-in macro.
2793
27942014-07-10  Edward Smith-Rowland  <3dw4rd@verizon.net>
2795	    Jonathan Wakely  <jwakely@redhat.com>
2796
2797	PR preprocessor/61389
2798	* macro.c (_cpp_arguments_ok, parse_params, create_iso_definition):
2799	Warning messages mention C++11 in c++ mode and C99 in c mode.
2800	* lex.c (lex_identifier_intern, lex_identifier): Ditto
2801
28022014-07-09  Edward Smith-Rowland  <3dw4rd@verizon.net>
2803
2804	PR c++/58155 - -Wliteral-suffix warns about tokens which are skipped
2805	by preprocessor
2806	* lex.c (lex_raw_string ()): Do not warn about invalid suffix
2807	if skipping. (lex_string ()): Ditto.
2808
28092014-06-04  Edward Smith-Rowland  <3dw4rd@verizon.net>
2810
2811	PR c++/61038
2812	* macro.c (stringify_arg (cpp_reader *, macro_arg *)):
2813	Combine user-defined escape logic with the other string and char logic.
2814
28152014-05-26  Richard Biener  <rguenther@suse.de>
2816
2817	* configure.ac: Remove long long and __int64 type checks,
2818	add check for uint64_t and fail if that wasn't found.
2819	* include/cpplib.h (cpp_num_part): Use uint64_t.
2820	* config.in: Regenerate.
2821	* configure: Likewise.
2822
28232014-05-21  Marek Polacek  <polacek@redhat.com>
2824
2825	PR c/61212
2826	* files.c (find_file_in_dir): Add parens around &&.
2827
28282014-05-20  Edward Smith-Rowland  <3dw4rd@verizon.net>
2829
2830	PR c++/61038
2831	* macro.c (stringify_arg (cpp_reader *, macro_arg *)):
2832	Check for user-defined literal strings and user-defined literal chars
2833	to escape necessary characters.
2834
28352014-05-20  Richard Biener  <rguenther@suse.de>
2836
2837	* configure.ac: Copy gcc logic of detecting a 64bit type.
2838	Remove HOST_WIDE_INT define.
2839	* include/cpplib.h: typedef cpp_num_part to a 64bit type,
2840	similar to how hwint.h does it.
2841	* config.in: Regenerate.
2842	* configure: Likewise.
2843
28442014-05-09  Joey Ye  <joey.ye@arm.com>
2845
2846	* files.c (find_file_in_dir): Always try to shorten for DOS
2847	non-system headers.
2848	* init.c (ENABLE_CANONICAL_SYSTEM_HEADERS): Default enabled for DOS.
2849
28502014-05-07  Richard Biener  <rguenther@suse.de>
2851
2852	* configure.ac: Always set need_64bit_hwint to yes.
2853	* configure: Regenerated.
2854
28552014-04-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2856
2857	* lex.c: Remove Solaris 9 reference.
2858
28592014-02-24  Walter Lee  <walt@tilera.com>
2860
2861	* configure.ac: Change "tilepro" triplet to "tilepro*".
2862	* configure: Regenerate.
2863
28642014-02-19  Jakub Jelinek  <jakub@redhat.com>
2865
2866	PR preprocessor/58844
2867	* macro.c (enter_macro_context): Only push
2868	macro_real_token_count (macro) tokens rather than
2869	macro->count tokens, regardless of
2870	CPP_OPTION (pfile, track-macro-expansion).
2871
28722014-02-07  Jakub Jelinek  <jakub@redhat.com>
2873
2874	PR preprocessor/56824
2875	* line-map.c (get_combined_adhoc_loc, linemap_get_expansion_line,
2876	linemap_get_expansion_filename, linemap_location_in_system_header_p,
2877	linemap_location_from_macro_expansion_p,
2878	linemap_macro_loc_to_spelling_point, linemap_macro_loc_to_def_point,
2879	linemap_macro_loc_to_exp_point, linemap_expand_location): Fix
2880	formatting.
2881	(linemap_compare_locations): Look through adhoc locations for both
2882	l0 and l1.
2883
28842014-01-23  Dodji Seketeli  <dodji@redhat.com>
2885
2886	PR PR preprocessor/58580
2887	* include/line-map.h (linemap_get_file_highest_location): Declare
2888	new function.
2889	* line-map.c (linemap_get_file_highest_location): Define it.
2890
28912014-01-02  Richard Sandiford  <rdsandiford@googlemail.com>
2892
2893	Update copyright years
2894
28952013-12-09  Joseph Myers  <joseph@codesourcery.com>
2896
2897	PR preprocessor/55715
2898	* expr.c (num_binary_op): Implement subtraction directly rather
2899	than with negation and falling through into addition case.
2900
29012013-11-18  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
2902
2903	* lex.c (search_line_fast): Correct for little endian.
2904
29052013-11-15  Joseph Myers  <joseph@codesourcery.com>
2906
2907	* ucnid.tab: Add C11 and C11NOSTART data.
2908	* makeucnid.c (digit): Rename enum value to N99.
2909	(C11, N11, all_languages): New enum values.
2910	(NUM_CODE_POINTS, MAX_CODE_POINT): New macros.
2911	(flags, decomp, combining_value): Use NUM_CODE_POINTS as array
2912	size.
2913	(decomp): Use unsigned int as element type.
2914	(all_decomp): New array.
2915	(read_ucnid): Handle C11 and C11NOSTART.  Use MAX_CODE_POINT.
2916	(read_table): Use MAX_CODE_POINT.  Store all decompositions in
2917	all_decomp.
2918	(read_derived): Use MAX_CODE_POINT.
2919	(write_table): Use NUM_CODE_POINTS.  Print N99, C11 and N11
2920	flags.  Print whole array variable declaration rather than just
2921	array contents.
2922	(char_id_valid, write_context_switch): New functions.
2923	(main): Call write_context_switch.
2924	* ucnid.h: Regenerate.
2925	* include/cpplib.h (struct cpp_options): Add c11_identifiers.
2926	* init.c (struct lang_flags): Add c11_identifiers.
2927	(cpp_set_lang): Set c11_identifiers option from selected language.
2928	* internal.h (struct normalize_state): Document "previous" as
2929	previous starter character.
2930	(NORMALIZE_STATE_UPDATE_IDNUM): Take character as argument.
2931	* charset.c (DIG): Rename enum value to N99.
2932	(C11, N11): New enum values.
2933	(struct ucnrange): Give name to struct.  Use short for flags and
2934	unsigned int for end of range.  Include ucnid.h for whole variable
2935	declaration.
2936	(ucn_valid_in_identifier): Allow for characters up to 0x10FFFF.
2937	Allow for C11 in determining valid characters and valid start
2938	characters.  Use check_nfc for non-Hangul context-dependent
2939	checks.  Only store starter characters in nst->previous.
2940	(_cpp_valid_ucn): Pass new argument to
2941	NORMALIZE_STATE_UPDATE_IDNUM.
2942	* lex.c (lex_identifier): Pass new argument to
2943	NORMALIZE_STATE_UPDATE_IDNUM.  Call NORMALIZE_STATE_UPDATE_IDNUM
2944	after initial non-UCN part of identifier.
2945	(lex_number): Pass new argument to NORMALIZE_STATE_UPDATE_IDNUM.
2946
29472013-11-15  Joseph Myers  <joseph@codesourcery.com>
2948
2949	* ucnid.tab: Mark C99 digits as [C99DIG].
2950	* makeucnid.c (read_ucnid): Handle [C99DIG].
2951	(read_table): Don't check for digit characters.
2952	* ucnid.h: Regenerate.
2953
29542013-11-06  Tobias Burnus  <burnus@net-b.de>
2955
2956	* macro.c (_cpp_builtin_macro_text): Correct
2957	wording of two warnings.
2958
29592013-11-05  Tobias Burnus  <burnus@net-b.de>
2960
2961	* include/cpplib.h (CPP_W_DATE_TIME): Added.
2962	(cpp_options): Add warn_date_time.
2963	* init.c (cpp_create_reader): Init it.
2964	* macro.c (_cpp_builtin_macro_text): Warn when
2965	__DATE__/__TIME__/__TIMESTAMP__ is used.
2966
29672013-10-31  Edward Smith-Rowland  <3dw4rd@verizon.net>
2968
2969	Implement C++14 digit separators.
2970	* include/cpplib.h (cpp_options): Add digit_separators flag.
2971	* internal.h (DIGIT_SEP(c)): New macro.
2972	* expr.c (cpp_classify_number): Check improper placement of digit sep;
2973	(cpp_interpret_integer): Skip over digit separators.
2974	* init.c (lang_flags): Add digit_separators flag; (lang_defaults): Add
2975	digit separator flags per language; (cpp_set_lang): Set
2976	digit_separators
2977	* lex.c (lex_number): Add digits separator to allowable characters for
2978	C++14.
2979
29802013-10-15  David Malcolm  <dmalcolm@redhat.com>
2981
2982	* Makefile.in (PICFLAG): New.
2983	(ALL_CFLAGS): Add PICFLAG.
2984	(ALL_CXXFLAGS): Likewise.
2985	* configure.ac: Add --enable-host-shared, setting up new
2986	PICFLAG variable.
2987	* configure: Regenerate.
2988
29892013-08-07  Richard Earnshaw  <rearnsha@arm.com>
2990
2991	* configure.ac: Set need_64bit_hwint for all arm targets.
2992	* configure: Regenerated.
2993
29942013-07-20  Jakub Jelinek  <jakub@redhat.com>
2995
2996	PR preprocessor/57620
2997	* lex.c (lex_raw_string): Undo phase1 and phase2 transformations
2998	between R" and final " rather than only in between R"del( and )del".
2999
30002013-07-10  Jakub Jelinek  <jakub@redhat.com>
3001
3002	PR preprocessor/57824
3003	* lex.c (lex_raw_string): Allow reading new-lines if
3004	in_deferred_pragma or if parsing_args and there is still
3005	data in the current buffer.
3006
3007	* include/cpplib.h (cpp_token_val_index): Change parameter type to
3008	const cpp_token *.
3009	* lex.c (cpp_token_val_index): Likewise.
3010
3011	PR preprocessor/57757
3012	* lex.c (cpp_avoid_paste): Avoid pasting CPP_{,W,UTF8}STRING
3013	or CPP_STRING{16,32} with CPP_NAME or SPELL_LITERAL token that
3014	starts if a-zA-Z_.
3015
30162013-06-28  Ed Smith-Rowland  <3dw4rd@verizon.net>
3017
3018	* lex.c (lex_raw_string(), lex_string()): Constrain suffixes treated
3019	as concatenated literal and macro to just the patterns found in
3020	inttypes.h; (is_macro()): New.
3021
30222013-06-24  Dehao Chen  <dehao@google.com>
3023
3024	* files.c (_cpp_stack_include): Fix the highest_location when header
3025	file is guarded by #ifndef and is included twice.
3026
30272013-04-28  Jakub Jelinek  <jakub@redhat.com>
3028
3029	N3472 binary constants
3030	* include/cpplib.h (struct cpp_options): Fix a typo in user_literals
3031	field comment.  Add binary_constants field.
3032	* init.c (struct lang_flags): Add binary_constants field.
3033	(lang_defaults): Add bin_cst column to the table.
3034	(cpp_set_lang): Initialize CPP_OPTION (pfile, binary_constants).
3035	* expr.c (cpp_classify_number): Talk about C++11 instead of C++0x
3036	in diagnostics.  Accept binary constants if
3037	CPP_OPTION (pfile, binary_constants) even when pedantic.  Adjust
3038	pedwarn message.
3039
30402013-04-24  Paolo Carlini  <paolo.carlini@oracle.com>
3041
3042	* include/cpplib.h (enum c_lang): Add CLK_GNUCXX1Y and CLK_CXX1Y.
3043	* init.c (lang_defaults): Add defaults for the latter.
3044	(cpp_init_builtins): Define __cplusplus as 201300L for the latter.
3045	* lex.c (_cpp_lex_direct): Update.
3046
30472013-04-03  Sebastian Huber  <sebastian.huber@embedded-brains.de>
3048
3049	PR target/56771
3050	* configure.ac: Require 64-bit int for arm*-*-rtems*.
3051	* configure: Regenerate.
3052
30532013-03-06  Jakub Jelinek  <jakub@redhat.com>
3054
3055	PR middle-end/56461
3056	* internal.h (struct cpp_buffer): Add to_free field.
3057	(_cpp_pop_file_buffer): Add third argument.
3058	* files.c (_cpp_stack_file): Set buffer->to_free.
3059	(_cpp_pop_file_buffer): Add to_free argument.  Free to_free
3060	if non-NULL, and if equal to file->buffer_start, also clear
3061	file->buffer{,_start,_valid}.
3062	* directives.c (_cpp_pop_buffer): Pass buffer->to_free
3063	to _cpp_pop_file_buffer.
3064
30652013-03-01  Jakub Jelinek  <jakub@redhat.com>
3066
3067	PR middle-end/56461
3068	* files.c (_cpp_save_file_entries): Free result at the end.
3069	* pch.c (cpp_string_free): New function.
3070	(cpp_save_state): Use it in htab_create call.
3071	(cpp_write_pch_deps): Free ss->defs.  Destroy ss->definedhash.
3072
30732013-02-28  Jakub Jelinek  <jakub@redhat.com>
3074
3075	* files.c (_cpp_find_file): If returning early, before storing
3076	something to *hash_slot and *hash_slot is NULL, call htab_clear_slot
3077	on it.  Access *hash_slot using void * type rather than
3078	struct file_hash_entry * to avoid aliasing issues.
3079
3080	* configure.ac: Don't define ENABLE_CHECKING whenever
3081	--enable-checking is seen, instead use similar --enable-checking=yes
3082	vs. --enable-checking=release default as gcc/ subdir has and
3083	define ENABLE_CHECKING if ENABLE_CHECKING is defined in gcc/.
3084	Define ENABLE_VALGRIND_CHECKING if requested.
3085	* lex.c (new_buff): If ENABLE_VALGRIND_CHECKING, put _cpp_buff
3086	struct first in the allocated buffer and result->base after it.
3087	(_cpp_free_buff): If ENABLE_VALGRIND_CHECKING, free buff itself
3088	instead of buff->base.
3089	* config.in: Regenerated.
3090	* configure: Regenerated.
3091
30922013-02-13  Ed Smith-Rowland  <3dw4rd@verizon.net>
3093
3094	PR c++/55582
3095	* lex.c (lex_raw_string): Allow string literal with suffix
3096	beginning with 's' to be parsed as a C++11 user-defined literal.
3097
30982013-01-14  Richard Sandiford  <rdsandiford@googlemail.com>
3099
3100	Update copyright years.
3101
31022013-01-04  Paolo Carlini  <paolo.carlini@oracle.com>
3103
3104	PR c++/54526 (again)
3105	* lex.c (_cpp_lex_direct): In C++11 mode, implement 2.5 p3, bullet 2.
3106
31072013-01-03  Marc Glisse  <marc.glisse@inria.fr>
3108
3109	PR bootstrap/50177
3110	* line-map.c (get_combined_adhoc_loc): Cast from extern "C" type.
3111	(new_linemap): Likewise.
3112	(linemap_enter_macro): Likewise.
3113
31142012-12-03  Jakub Jelinek  <jakub@redhat.com>
3115
3116	PR bootstrap/55380
3117	PR other/54691
3118	* files.c (read_file_guts): Allocate extra 16 bytes instead of
3119	1 byte at the end of buf.  Pass size + 16 instead of size
3120	to _cpp_convert_input.
3121	* charset.c (_cpp_convert_input): Reallocate if there aren't
3122	at least 16 bytes beyond to.len in the buffer.  Clear 16 bytes
3123	at to.text + to.len.
3124
31252012-11-21  Steve Ellcey  <sellcey@mips.com>
3126
3127	PR pch/55399
3128	* files.c (pch_open_file): Fix check for implicit_preinclude.
3129
31302012-11-16  Simon Baldwin  <simonb@google.com>
3131
3132	* include/cpplib.h (struct cpp_options): Add canonical_system_headers.
3133	* files.c (find_file_in_dir): Call maybe_shorter_path() only if
3134	canonical_system_headers is set.
3135	* init.c (cpp_create_reader): Initialize canonical_system_headers.
3136	* configure.ac: Add new --enable-canonical-system-headers.
3137	* configure: Regenerate.
3138	* config.in: Regenerate.
3139
31402012-11-09  Ed Smith-Rowland  <3dw4rd@verizon.net>
3141
3142	PR c++/54413
3143	* include/cpplib.h (cpp_interpret_float_suffix): Add cpp_reader* arg.
3144	(cpp_interpret_int_suffix): Add cpp_reader* arg.
3145	* init.c (cpp_create_reader): Iitialize new flags.
3146	* expr.c (interpret_float_suffix): Use new flags.
3147	(cpp_interpret_float_suffix): Add cpp_reader* arg.
3148	(interpret_int_suffix): Use new flags.
3149	(cpp_interpret_int_suffix): Add cpp_reader* arg.
3150	(cpp_classify_number): Adjust calls to interpret_x_suffix.
3151
31522012-10-23  Ian Bolton  <ian.bolton@arm.com>
3153	    Jim MacArthur  <jim.macarthur@arm.com>
3154	    Marcus Shawcroft  <marcus.shawcroft@arm.com>
3155	    Nigel Stephens  <nigel.stephens@arm.com>
3156	    Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
3157	    Richard Earnshaw  <rearnsha@arm.com>
3158	    Sofiane Naci  <sofiane.naci@arm.com>
3159	    Stephen Thomas  <stephen.thomas@arm.com>
3160	    Tejas Belagod  <tejas.belagod@arm.com>
3161	    Yufeng Zhang  <yufeng.zhang@arm.com>
3162
3163	* configure.ac: Enable AArch64.
3164	* configure: Regenerate.
3165
31662012-10-23  Joseph Myers  <joseph@codesourcery.com>
3167
3168	* files.c (struct _cpp_file): Add implicit_preinclude.
3169	(pch_open_file): Allow a previously opened implicitly included
3170	file.
3171	(_cpp_find_file): Add implicit_preinclude argument.  Free file and
3172	do not call open_file_failed if implicit_preinclude.  Store
3173	implicit_preinclude value.
3174	(_cpp_stack_include, _cpp_fake_include, _cpp_compare_file_date):
3175	Update calls to _cpp_find_file.
3176	(_cpp_stack_include): Handle IT_DEFAULT.
3177	(cpp_push_default_include): New.
3178	* include/cpplib.h (cpp_push_default_include): Declare.
3179	* init.c (cpp_read_main_file): Update call to _cpp_find_file.
3180	* internal.h (enum include_type): Add IT_DEFAULT.
3181	(_cpp_find_file): Update prototype.
3182
31832012-10-15  Tobias Burnus  <burnus@net-b.de>
3184
3185	* files.c (read_file_guts, _cpp_save_file_entries): Free memory
3186	before returning.
3187	* lex.c (warn_about_normalization): Ditto.
3188	* mkdeps.c (deps_save): Ditto.
3189	* pch.c (cpp_valid_state): Ditto.
3190
31912012-10-04  Florian Weimer  <fweimer@redhat.com>
3192
3193	* directives.c (do_pragma_warning_or_error): New.
3194	(do_pragma_warning): New.
3195	(do_pragma_error): New.
3196	(_cpp_init_internal_pragmas): Register new pragmas.
3197
31982012-09-25  Dehao Chen  <dehao@google.com>
3199
3200	PR middle-end/54704
3201	* line-map.c (location_adhoc_data_hash): Fix the hash function.
3202
32032012-09-25  Dehao Chen  <dehao@google.com>
3204
3205	PR middle-end/54645
3206	* include/line-map.h (location_adhoc_data): Move location_adhoc_data
3207	into GC.
3208	(location_adhoc_data_map): Likewise.
3209	(line_maps): Likewise.
3210	(rebuild_location_adhoc_htab): New Function.
3211	* line-map.c (+rebuild_location_adhoc_htab): new Funcion.
3212	(get_combined_adhoc_loc): Move location_adhoc_data into GC.
3213	(location_adhoc_data_fini): Likewise.
3214	(linemap_init): Likewise.
3215	(location_adhoc_data_init): Remove Function.
3216
32172012-09-19  Dehao Chen  <dehao@google.com>
3218
3219	* include/line-map.h (MAX_SOURCE_LOCATION): New value.
3220	(location_adhoc_data_fini): New.
3221	(get_combined_adhoc_loc): New.
3222	(get_data_from_adhoc_loc): New.
3223	(get_location_from_adhoc_loc): New.
3224	(location_adhoc_data_map): New.
3225	(COMBINE_LOCATION_DATA): New.
3226	(IS_ADHOC_LOC): New.
3227	(expanded_location): New field.
3228	(line_maps): New field.
3229	* line-map.c (location_adhoc_data): New.
3230	(location_adhoc_data_hash): New.
3231	(location_adhoc_data_eq): New.
3232	(location_adhoc_data_update): New.
3233	(get_combined_adhoc_loc): New.
3234	(get_data_from_adhoc_loc): New.
3235	(get_location_from_adhoc_loc): New.
3236	(location_adhoc_data_init): New.
3237	(location_adhoc_data_fini): New.
3238	(linemap_init): Initialize location_adhoc_data.
3239	(linemap_lookup): Change to use new location.
3240	(linemap_ordinary_map_lookup): Likewise.
3241	(linemap_macro_map_lookup): Likewise.
3242	(linemap_macro_map_loc_to_def_point): Likewise.
3243	(linemap_macro_map_loc_unwind_toward_spel): Likewise.
3244	(linemap_get_expansion_line): Likewise.
3245	(linemap_get_expansion_filename): Likewise.
3246	(linemap_location_in_system_header_p): Likewise.
3247	(linemap_location_from_macro_expansion_p): Likewise.
3248	(linemap_macro_loc_to_spelling_point): Likewise.
3249	(linemap_macro_loc_to_def_point): Likewise.
3250	(linemap_macro_loc_to_exp_point): Likewise.
3251	(linemap_resolve_location): Likewise.
3252	(linemap_unwind_toward_expansion): Likewise.
3253	(linemap_unwind_to_first_non_reserved_loc): Likewise.
3254	(linemap_expand_location): Likewise.
3255	(linemap_dump_location): Likewise.
3256	(linemap_line_start): Likewise.
3257
32582012-05-25  Dodji Seketeli  <dodji@redhat.com>
3259
3260	PR preprocessor/53469
3261	* directives.c (do_pragma): Use the virtual location for the
3262	pragma token, instead of its spelling location.
3263
32642012-08-14   Diego Novillo  <dnovillo@google.com>
3265
3266	Merge from cxx-conversion branch.  Configury.
3267
3268	* Makefile.in: Remove all handlers of ENABLE_BUILD_WITH_CXX.
3269	* configure.ac: Likewise.
3270	* configure: Regenerate.
3271
32722012-08-14   Lawrence Crowl  <crowl@google.com>
3273
3274	Merge from cxx-conversion branch.  New C++ hash table.
3275
3276	* include/symtab.h (typedef struct ht hash_table): Change the typedef
3277	name to cpp_hash_table.  Update all users of the typedef.
3278
32792012-07-30  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
3280
3281	* include/line-map.h (line_map_macro): Use the "atomic" GTY option
3282	for the macro_locations field.
3283
32842011-06-19  Uros Bizjak  <ubizjak@gmail.com>
3285
3286	* lex.c (search_line_sse42): Use __builtin_ia32_loaddqu and
3287	__builtin_ia32_pcmpestri128 instead of asm.
3288
32892012-06-04  Dimitrios Apostolou <jimis@gmx.net>
3290
3291	* line-map.c (linemap_enter_macro): Don't zero max_column_hint in
3292	every macro. This improves performance by reducing the number of
3293	reallocations when track-macro-expansion is on.
3294
32952012-06-04  Dodji Seketeli  <dodji@redhat.com>
3296
3297	PR preprocessor/53463
3298	* line-map.c (linemap_location_in_system_header_p): For built-in
3299	macro tokens, check the first expansion point location that is not
3300	for a token coming from a built-in macro.
3301
33022012-05-29  Joseph Myers  <joseph@codesourcery.com>
3303
3304	* directives.c: Fix typos.
3305	* include/line-map.h: Fix typos.
3306	* line-map.c: Fix typos.
3307	* macro.c: Fix typos.
3308
33092012-05-25  Dodji Seketeli  <dodji@redhat.com>
3310
3311	PR bootstrap/53459
3312	* lex.c (search_line_fast): Avoid unused local typedefs to simulate
3313	a static assertion.
3314
33152012-05-29  Dodji Seketeli  <dodji@redhat.com>
3316
3317	PR preprocessor/53229
3318	* internal.h (cpp_reader::set_invocation_location): Remove.
3319	(cpp_reader::about_to_expand_macro_p): New member flag.
3320	* directives.c (do_pragma):  Remove Kludge as
3321	pfile->set_invocation_location is no more.
3322	* macro.c (cpp_get_token_1): Do away with the use of
3323	cpp_reader::set_invocation_location.  Just collect the macro
3324	expansion point when we are about to expand the top-most macro.
3325	Do not override cpp_reader::about_to_expand_macro_p.
3326	This fixes gcc.dg/cpp/paste12.c by making get_token_no_padding
3327	properly handle locations of expansion points.
3328	(cpp_get_token_with_location): Adjust, as
3329	cpp_reader::set_invocation_location is no more.
3330	(paste_tokens): Take a virtual location parameter for
3331	the LHS of the pasting operator.  Use it in diagnostics.  Update
3332	comments.
3333	(paste_all_tokens): Tighten the assert.  Propagate the location of
3334	the expansion point when no virtual locations are available.
3335	Pass the virtual location to paste_tokens.
3336	(in_macro_expansion_p): New static function.
3337	(enter_macro_context): Set the cpp_reader::about_to_expand_macro_p
3338	flag until we really start expanding the macro.
3339
33402012-05-16  Dodji Seketeli  <dodji@redhat.com>
3341
3342	PR preprocessor/7263
3343	* include/cpplib.h (cpp_classify_number): Take a location
3344	parameter.
3345	* expr.c (SYNTAX_ERROR_AT, SYNTAX_ERROR2_AT): New diagnostic
3346	macros that take a location parameter.
3347	(cpp_classify_number): Take a (virtual) location parameter.  Use
3348	it for diagnostics.  Adjust comments.
3349	(eval_token): Take a location parameter.  Pass it to
3350	cpp_classify_number and to diagnostic routines.
3351	(_cpp_parse_expr): Use virtual locations of tokens when parsing
3352	expressions.  Pass a virtual location to eval_token and to
3353	diagnostic routines.
3354
33552012-05-10  Tristan Gingold  <gingold@adacore.com>
3356
3357	* expr.c (interpret_float_suffix): Add a guard.
3358
33592012-05-02  Dodji Seketeli  <dodji@redhat.com>
3360
3361	Properly initialize cpp_context in destringize_and_run
3362	* directives.c (destringize_and_run): Properly initialize the new
3363	context.
3364	* macro.c (_cpp_pop_context): Assert that we shouldn't try to pop
3365	the initial base context, which has the same life time as the
3366	current instance of cpp_file.
3367
33682012-04-30  Manuel López-Ibáñez  <manu@gcc.gnu.org>
3369	    Dodji Seketeli  <dodji@seketeli.org>
3370
3371	PR c++/52974
3372	* libcpp/files.c (maybe_shorter_path): New.
3373	(find_file_in_dir): Use it.
3374
33752012-04-30  Dodji Seketeli  <dodji@redhat.com>
3376
3377	Switch -ftrack-macro-expansion=2 on by default.
3378	* init.c (cpp_create_reader): Switch -ftrack-macro-expansion=2 on
3379	by default.  Add comments.
3380
3381	Strip "<built-in>" loc from displayed expansion context
3382	* include/line-map.h (linemap_unwind_toward_expansion): Fix typo
3383	in comment.
3384	(linemap_unwind_to_first_non_reserved_loc): Declare new function.
3385	* line-map.c (linemap_unwind_to_first_non_reserved_loc): Define
3386	new function.
3387
3388	Fix expansion point loc for macro-like tokens
3389	* macro.c (macro_of_context): New static function.
3390	(_cpp_push_token_context, push_extended_tokens_context): If the
3391	macro argument is NULL, it means we are continuing the expansion
3392	of the current macro, if any.  Update comments.
3393	(_cpp_pop_context): Re-enable expansion of the macro only when we
3394	are really out of the context of the current expansion.
3395
3396	Fix token pasting with -ftrack-macro-expansion
3397	* macro.c (paste_all_tokens): Put the token resulting from pasting
3398	into an extended token context with -ftrack-macro-location is in
3399	effect.
3400
3401	Fix cpp_sys_macro_p with -ftrack-macro-expansion
3402	* macro.c (cpp_sys_macro_p):  Support -ftrack-macro-expansion.
3403
34042012-04-29  Dodji Seketeli  <dodji@redhat.com>
3405
3406	* lex.c (lex_raw_string): Change C++ style comments into C style
3407	comments.
3408	(lex_string): Likewise.
3409
34102012-04-27   Ollie Wild  <aaw@google.com>
3411
3412	* include/cpplib.h (struct cpp_options): Add new field,
3413	warn_literal_suffix.
3414	(CPP_W_LITERAL_SUFFIX): New enum.
3415	* init.c (cpp_create_reader): Default initialization of
3416	warn_literal_suffix.
3417	* lex.c (lex_raw_string): Treat user-defined literals which don't
3418	begin with '_' as separate tokens and produce a warning.
3419	(lex_string): Ditto.
3420
34212012-04-26  Manuel López-Ibáñez  <manu@gcc.gnu.org>
3422
3423	* line-map.c (linemap_resolve_location): Synchronize comments with
3424	those in line-map.h.
3425	* include/line-map.h (linemap_resolve_location): Fix spelling in
3426	comment.
3427
34282012-03-22  Richard Earnshaw  <rearnsha@arm.com>
3429
3430	* lex.c (search_line_fast): Provide Neon-optimized version for ARM.
3431
34322012-03-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3433
3434	* lex.c: Remove Solaris 8 reference.
3435
34362012-02-14  Walter Lee  <walt@tilera.com>
3437
3438	* configure.ac: Require 64-bit hwint for tilegx and tilepro.
3439	* configure: Regenerate.
3440
34412012-01-09  Richard Guenther  <rguenther@suse.de>
3442
3443	* macro.c (_cpp_builtin_macro_text): Remove unused variable map.
3444
34452012-01-09  Gary Funck  <gary@intrepid.com>
3446
3447	PR preprocessor/33919
3448	* files.c (_cpp_get_file_name): New. Implement file name
3449	access function.
3450	* internal.h (_cpp_get_file_name): New prototype.
3451	* macro.c (_cpp_builtin_macro_text): Call _cpp_get_file_name()
3452	to use pfile->main_file in lieu of traversing INCLUDED_FROM chain.
3453
34542012-01-03  Olivier Hainque  <hainque@adacore.com>
3455
3456	* system.h: Prior to #define, #undef fopen and freopen unconditionally.
3457
34582011-12-20  Joseph Myers  <joseph@codesourcery.com>
3459
3460	* include/cpplib.h (CLK_GNUC1X): Change to CLK_GNUC11.
3461	(CLK_STDC1X): Change to CLK_STDC11.
3462	* init.c (lang_defaults): Update comments.
3463	(cpp_init_builtins): Update language tests.  Use 201112L for C11
3464	__STDC_VERSION__.
3465
34662011-12-20  Andreas Schwab  <schwab@linux-m68k.org>
3467
3468	* configure: Regenerate.
3469
34702011-12-19  Andreas Schwab  <schwab@linux-m68k.org>
3471
3472	* configure: Regenerate.
3473
34742011-12-07  Jakub Jelinek  <jakub@redhat.com>
3475
3476	PR bootstrap/50237
3477	* internal.h (_cpp_init_lexer): New prototype.
3478	* init.c (init_library): Call it.
3479	* lex.c (init_vectorized_lexer): Remove constructor attribute,
3480	add inline keyword.
3481	(HAVE_init_vectorized_lexer): Define.
3482	(_cpp_init_lexer): New function.
3483
34842011-12-03  Dodji Seketeli  <dodji@redhat.com>
3485
3486	* macro.c (tokens_buff_remove_last_token)
3487	(tokens_buff_put_token_to): Add an 'inline' function specifier to
3488	the prototype.
3489
34902011-11-22   Diego Novillo  <dnovillo@google.com>
3491
3492	* include/line-map.h (linemap_dump): Declare.
3493	(line_table_dump): Declare.
3494	* line-map.c (linemap_dump): New.
3495	(line_table_dump): New.
3496
34972011-11-21  Ed Smith-Rowland  <3dw4rd@verizon.net>
3498
3499	PR c++/50958
3500	* expr.c (cpp_userdef_char_remove_type): Fix typo.
3501
35022011-11-03  Michael Matz  <matz@suse.de>
3503
3504	PR bootstrap/50857
3505	* configure.ac: Check for -fno-exceptions -fno-rtti.
3506	* configure: Regenerate.
3507	* Makefile.in (NOEXCEPTION_FLAGS): New flag.
3508	(ALL_CXXFLAGS): Use it.
3509
35102011-11-02  Paolo Carlini  <paolo.carlini@oracle.com>
3511
3512	* internal.h (uxstrdup, ustrchr): Return const unsigned char *.
3513
35142011-11-02  Jason Merrill  <jason@redhat.com>
3515
3516	PR c++/50810
3517	* configure.ac: Add -Wno-narrowing to warning options.
3518
35192011-10-31  Jason Merrill  <jason@redhat.com>
3520
3521	PR libstdc++/1773
3522	* init.c (cpp_init_builtins): Set __cplusplus for C++11.
3523
3524	PR c++/50920
3525	* include/cpplib.h (enum c_lang): Rename CLK_CXX0X to CLK_CXX11,
3526	CLK_GNUCXX0X to CLK_GNUCXX11.
3527
35282011-10-26  Ed Smith-Rowland  <3dw4rd@verizon.net>
3529
3530	Implement C++11 user-defined literals.
3531	* expr.c: (cpp_interpret_float_suffix, cpp_interpret_int_suffix,
3532	cpp_userdef_string_remove_type, cpp_userdef_string_add_type,
3533	cpp_userdef_char_remove_type, cpp_userdef_char_add_type,
3534	cpp_userdef_string_p, cpp_userdef_char_p, cpp_get_userdef_suffix): New.
3535	(cpp_classify_number): Classify unrecognized tokens as user-defined
3536	literals.
3537	* include/cpplib.h: Add new tokens for user-defined literals.
3538	* init.c: Add new preprocessor flag (cxx11).
3539	* lex.c: (lex_string, lex_raw_string): Handle user-defined literals
3540	including concatenation and promotion with suffixes.
3541
35422011-10-24  Dodji Seketeli  <dodji@redhat.com>
3543
3544	* line-map.c (linemap_macro_map_lookup): Fix logic.
3545
35462011-10-24  Dodji Seketeli  <dodji@redhat.com>
3547
3548	* include/line-map.h (linemap_expand_location): Take a line table
3549	parameter.  Update comment.
3550	(linemap_resolve_location): Update comment.
3551	(linemap_expand_location_full): Remove.
3552	* line-map.c (linemap_resolve_location):  Handle reserved
3553	locations; return a NULL map in those cases.
3554	(linemap_expand_location): If location is reserved, return a
3555	zeroed expanded location.  Update comment.  Take a line table to
3556	assert that the function takes non-virtual locations only.
3557	(linemap_expand_location_full): remove.
3558	(linemap_dump_location): Handle the fact that
3559	linemap_resolve_location can return NULL line maps when the
3560	location resolves to a reserved location.
3561
3562	* line-map.c (linemap_macro_map_lookup): Fix logic.
3563
35642011-10-22  Dodji Seketeli  <dodji@redhat.com>
3565
3566	PR bootstrap/50778
3567	* include/internal.h (_cpp_remaining_tokens_num_in_context): Take the
3568	context to act upon.
3569	* lex.c (_cpp_remaining_tokens_num_in_context): Likewise.  Update
3570	comment.
3571	(cpp_token_from_context_at): Likewise.
3572	(cpp_peek_token): Use the context to peek tokens from.
3573
35742011-10-20  Dodji Seketeli  <dodji@redhat.com>
3575
3576	PR bootstrap/50801
3577	* lex.c (_cpp_remaining_tokens_num_in_context): Fix computation of
3578	number of tokens.
3579
35802011-10-18  Dodji Seketeli  <dodji@redhat.com>
3581
3582	PR bootstrap/50760
3583	* include/line-map.h (struct linemap_stats): Change the type of
3584	the members from size_t to long.
3585	* macro.c (macro_arg_token_iter_init): Unconditionally initialize
3586	iter->location_ptr.
3587
35882011-10-17  Dodji Seketeli  <dodji@redhat.com>
3589
3590	* line-map.c (linemap_macro_map_loc_to_exp_point): Avoid setting a
3591	variable without using it if ENABLE_CHECKING is not defined.  Mark
3592	the LOCATION parameter as being unused.
3593
35942011-10-15  Tom Tromey  <tromey@redhat.com>
3595	    Dodji Seketeli  <dodji@redhat.com>
3596
3597	* include/line-map.h (struct line_maps::alloced_size_for_request):
3598	New member.
3599	* line-map.c (new_linemap): Use set->alloced_size_for_request to
3600	get the actual allocated size of line maps.
3601
36022011-10-15  Tom Tromey  <tromey@redhat.com>
3603	    Dodji Seketeli  <dodji@redhat.com>
3604
3605	* line-map.h (struct linemap_stats): Declare new struct.
3606	(linemap_get_statistics): Declare ...
3607	* line-map.c (linemap_get_statistics):  ... new function.
3608	* macro.c (num_expanded_macros_counter, num_macro_tokens_counter):
3609	Declare new counters.
3610	(enter_macro_context, replace_args): Update
3611	num_macro_tokens_counter.
3612	(cpp_get_token_1): Update num_expanded_macros_counter.
3613
36142011-10-15  Tom Tromey  <tromey@redhat.com>
3615	    Dodji Seketeli  <dodji@redhat.com>
3616
3617	* include/cpplib.h (struct cpp_options)<debug>: New struct member.
3618	* include/line-map.h (linemap_dump_location): Declare ...
3619	* line-map.c (linemap_dump_location): ... new function.
3620
36212011-10-15  Tom Tromey  <tromey@redhat.com>
3622	    Dodji Seketeli  <dodji@redhat.com>
3623
3624	* include/cpplib.h (struct cpp_options)<track_macro_expansion>:
3625	New option.
3626	* internal.h (struct macro_context): New struct.
3627	(enum context_tokens_kind): New enum.
3628	(struct cpp_context)<tokens_kind>: New member of type enum
3629	context_tokens_kind.
3630	(struct cpp_context)<macro>: Remove this.  Replace it with an enum
3631	of macro and  macro_context.
3632	(struct cpp_context)<direct_p>: Remove.
3633	(_cpp_remaining_tokens_num_in_context): Declare new function.
3634	* directives.c (destringize_and_run): Adjust.
3635	* lex.c (_cpp_remaining_tokens_num_in_context)
3636	(_cpp_token_from_context_at): Define new functions
3637	(cpp_peek_token): Use them.
3638	* init.c (cpp_create_reader): Initialize the base context to zero.
3639	(_cpp_token_from_context_at): Define new static function.
3640	(cpp_peek_token): Use new _cpp_remaining_tokens_num_in_context and
3641	_cpp_token_from_context_at.
3642	* macro.c (struct macro_arg)<virt_locs, expanded_virt_locs>: New
3643	members.
3644	(enum macro_arg_token_kind): New enum.
3645	(struct macro_arg_token_iter): New struct.
3646	(maybe_adjust_loc_for_trad_cpp, push_extended_tokens_context)
3647	(alloc_expanded_arg_mem, ensure_expanded_arg_room)
3648	(delete_macro_args, set_arg_token, get_arg_token_location)
3649	(arg_token_ptr_at, macro_arg_token_iter_init)
3650	(macro_arg_token_iter_get_token)
3651	(macro_arg_token_iter_get_location, macro_arg_token_iter_forward)
3652	(expanded_token_index, tokens_buff_new, tokens_buff_count)
3653	(tokens_buff_last_token_ptr, tokens_buff_put_token_to)
3654	(tokens_buff_add_token, tokens_buff_remove_last_token)
3655	(reached_end_of_context, consume_next_token_from_context): New
3656	static functions.
3657	(cpp_get_token_1): New static function. Split and extended from
3658	cpp_get_token.  Use reached_end_of_context and
3659	consume_next_token_from_context.  Unify its return point.  Move
3660	the location tweaking from cpp_get_token_with_location in here.
3661	(cpp_get_token): Use cpp_get_token_1
3662	(stringify_arg): Use the new arg_token_at.
3663	(paste_all_tokens): Support tokens coming from extended tokens
3664	contexts.
3665	(collect_args): Return the number of collected arguments, by
3666	parameter.  Store virtual locations of tokens that constitute the
3667	collected args.
3668	(funlike_invocation_p): Return the number of collected arguments,
3669	by parameter.
3670	(enter_macro_context): Add a parameter for macro expansion point.
3671	Pass it to replace_args and to the "used" cpp callback.  Get the
3672	number of function-like macro arguments from funlike_invocation_p,
3673	pass it to the new delete_macro_args to free the memory used by
3674	macro args.  When -ftrack-macro-expansion is in effect, for macros
3675	that have no arguments, create a macro map for the macro expansion
3676	and use it to allocate proper virtual locations for tokens
3677	resulting from the expansion.  Push an extended tokens context
3678	containing the tokens resulting from macro expansion and their
3679	virtual locations.
3680	(replace_args): Rename the different variables named 'count' into
3681	variables with more meaningful names.  Create a macro map;
3682	allocate virtual locations of tokens resulting from this
3683	expansion.  Use macro_arg_token_iter to iterate over tokens of a
3684	given macro.  Handle the case of the argument of
3685	-ftrack-macro-expansion being < 2.  Don't free macro arguments
3686	memory resulting from expand_arg here, as these are freed by the
3687	caller of replace_arg using delete_macro_args now.  Push extended
3688	token context.
3689	(next_context, push_ptoken_context, _cpp_push_token_context)
3690	(_cpp_push_text_context): Properly initialize the context.
3691	(expand_arg): Use the new alloc_expanded_arg_mem,
3692	push_extended_tokens_context, cpp_get_token_1, and set_arg_token.
3693	(_cpp_pop_context): Really free the memory held by the context.
3694	Handle freeing memory used by extended tokens contexts.
3695	(cpp_get_token_with_location): Use cpp_get_token_1.
3696	(cpp_sys_macro_p): Adjust.
3697	(_cpp_backup_tokens): Support the new kinds of token contexts.
3698	* traditional.c (recursive_macro): Adjust.
3699
37002011-10-15  Tom Tromey  <tromey@redhat>
3701	    Dodji Seketeli  <dodji@redhat.com>
3702
3703	* include/line-map.h (enum lc_reason)<LC_ENTER_MACRO>: New enum
3704	member.
3705	(MAX_SOURCE_LOCATION): New constant.
3706	(struct line_map_ordinary, struct line_map_macro): New structs.
3707	(struct line_map): Turn this into a union of the two above.  Add
3708	comments.
3709	(struct maps_info): New struct.
3710	(struct line_maps)<info_ordinary, info_macro>: Two new fields.
3711	These now carry the map information that was previously scattered
3712	in struct line_maps.
3713	(struct map_info::allocated): Fix comment.
3714	(MAP_START_LOCATION, ORDINARY_MAP_FILE_NAME)
3715	(ORDINARY_MAP_STARTING_LINE_NUMBER)
3716	(ORDINARY_MAP_INCLUDER_FILE_INDEX)
3717	(ORDINARY_MAP_IN_SYSTEM_HEADER_P)
3718	(ORDINARY_MAP_NUMBER_OF_COLUMN_BITS, MACRO_MAP_MACRO)
3719	(MACRO_MAP_NUM_MACRO_TOKENS MACRO_MAP_LOCATIONS)
3720	(MACRO_MAP_EXPANSION_POINT_LOCATION)
3721	(LOCATION_POSSIBLY_IN_MACRO_MAP_P, LINEMAPS_MAP_INFO)
3722	(LINEMAPS_MAPS, LINEMAPS_ALLOCATE, LINEMAPS_USED, LINEMAPS_CACHE)
3723	(LINEMAPS_LAST_MAP, LINEMAPS_LAST_ALLOCATED_MAP)
3724	(LINEMAPS_ORDINARY_MAPS, LINEMAPS_ORDINARY_ALLOCATED)
3725	(LINEMAPS_ORDINARY_USED, LINEMAPS_ORDINARY_CACHE)
3726	(LINEMAPS_LAST_ORDINARY_MAP, LINEMAPS_LAST_ALLOCATED_ORDINARY_MAP)
3727	(LINEMAPS_MACRO_MAPS, LINEMAPS_MACRO_ALLOCATED)
3728	(LINEMAPS_MACRO_USED, LINEMAPS_MACRO_CACHE)
3729	(LINEMAPS_LAST_MACRO_MAP, LINEMAPS_LAST_ALLOCATED_MACRO_MAP)
3730	(LINEMAPS_MAP_AT, LINEMAPS_ORDINARY_MAP_AT)
3731	(LINEMAPS_MACRO_MAP_AT): New accessors for ordinary and macro map
3732	information.
3733	(linemap_check_ordinary, linemap_assert)
3734	(linemap_location_before_p): New macros.
3735	(linemap_position_for_line_and_column)
3736	(linemap_tracks_macro_expansion_locs_p, linemap_add_macro_token)
3737	(linemap_macro_expansion_map_p)
3738	(linemap_macro_map_loc_to_def_point)
3739	(linemap_macro_map_loc_unwind_once)
3740	(linemap_macro_map_loc_to_exp_point, linemap_step_out_once)
3741	(linemap_get_source_line linemap_get_source_column)
3742	(linemap_map_get_macro_name, linemap_get_file_path)
3743	(linemap_location_in_system_header_p)
3744	(linemap_location_from_macro_expansion_p): Declare new functions.
3745	(SOURCE_LINE, SOURCE_COLUMN, LAST_SOURCE_LINE_LOCATION)
3746	(LINEMAP_FILE, LINEMAP_LINE, LINEMAP_SYSP): Assert that this
3747	accessors act on ordinary maps only.
3748	(INCLUDED_FROM): Return NULL for main files; use the new
3749	accessors.
3750	(LINEMAP_POSITION_FOR_COLUMN): Use the new accessors.
3751	(struct expanded_location): Move here from gcc/input.h
3752	(linemap_resolve_location, linemap_expand_location)
3753	(linemap_expand_location_full): Declare new functions.
3754	* line-map.c: Include cpplib.h, internal.h
3755	(linemap_enter_macro, linemap_add_macro_token)
3756	(linemap_get_expansion_line, linemap_get_expansion_filename): New
3757	functions that are private to libcpp.
3758	(linemap_assert): New macro.
3759	(linemap_macro_loc_to_exp_point, linemap_macro_loc_to_exp_point)
3760	(linemap_macro_loc_unwind, linemap_macro_map_loc_to_def_point)
3761	(linemap_macro_map_loc_unwind_toward_spelling)
3762	(linemap_macro_map_loc_to_exp_point)
3763	(first_map_in_common_1, first_map_in_common): New static
3764	functions.
3765	(new_linemap): Define new static functions.  Extracted and
3766	enhanced from ...
3767	(linemap_add): ... here.  Use linemap_assert in lieu of abort
3768	previously.
3769	(linemap_tracks_macro_expansion_locs_p)
3770	(linemap_add_macro_token, linemap_macro_expansion_map_p)
3771	(linemap_check_ordinary, linemap_macro_map_loc_to_exp_point)
3772	(linemap_macro_map_loc_to_def_point)
3773	(linemap_macro_map_loc_unwind_once)
3774	(linemap_step_out_once, linemap_map_get_index)
3775	(linemap_get_source_line,linemap_get_source_column)
3776	(linemap_get_file_path, linemap_map_get_macro_name)
3777	(linemap_location_in_system_header_p)
3778	(linemap_location_originated_from_system_header_p)
3779	(linemap_location_from_macro_expansion_p)
3780	(linemap_tracks_macro_expansion_locs_p)
3781	(linemap_resolve_location, linemap_expand_location)
3782	(linemap_expand_location_full)
3783	(linemap_tracks_macro_expansion_locs_p)
3784	(linemap_position_for_line_and_column, linemap_compare_locations):
3785	Define new public functions.
3786	(linemap_init): Initialize ordinary and macro maps information in
3787	the map set.
3788	(linemap_check_files_exited): Use the new accessors.
3789	(linemap_free): Remove this dead code.
3790	(linemap_line_start): Assert this uses an ordinary map.  Adjust to
3791	use the new ordinary map accessors and data structures.  Don't
3792	overflow past the lowest possible macro token's location.
3793	(linemap_position_for_column): Assert the ordinary maps of the map
3794	set are really ordinary.  Use ordinary map accessors.
3795	(linemap_lookup): Keep the same logic but generalize to allow
3796	lookup of both ordinary and macro maps.  Do not crash when called
3797	with an empty line table.
3798	* directives-only.c (_cpp_preprocess_dir_only): Adjust to use the
3799	new API of line-map.h.
3800	* directives.c (start_directive, do_line, do_linemarker)
3801	(do_linemarker): Likewise.
3802	* files.c (_cpp_find_file, _cpp_stack_include, open_file_failed)
3803	(make_cpp_dir, cpp_make_system_header): Likewise.
3804	* init.c (cpp_read_main_file): Likewise.
3805	* internal.h (CPP_INCREMENT_LINE): Likewise.
3806	(linemap_enter_macro, linemap_add_macro_token)
3807	(linemap_get_expansion_line, linemap_get_expansion_filename): New
3808	functions private to libcpp.
3809	* lex.c (_cpp_process_line_notes, _cpp_skip_block_comment)
3810	(skip_line_comment, skip_whitespace, lex_raw_string)
3811	(_cpp_lex_direct): Likewise.
3812	* macro.c (_cpp_builtin_macro_text): Likewise.
3813	(_cpp_aligned_alloc): Initialize the new name member of the macro.
3814	* traditional.c (copy_comment, _cpp_scan_out_logical_line):
3815	Likewise.
3816	* errors.c (cpp_diagnostic): Adjust to new linemap API.
3817
38182011-08-28  Dodji Seketeli  <dodji@redhat.com>
3819
3820	* line-map.c (linemap_add): Assert that reason must not be
3821	LC_RENAME when called for the first time on a "main input file".
3822
38232011-08-22  Gabriel Charette  <gchare@google.com>
3824
3825	* init.c (cpp_create_reader): Inititalize forced_token_location_p.
3826	* internal.h (struct cpp_reader): Add field forced_token_location_p.
3827	* lex.c (_cpp_lex_direct): Use forced_token_location_p.
3828	(cpp_force_token_locations): New.
3829	(cpp_stop_forcing_token_locations): New.
3830
38312011-08-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3832
3833	PR libstdc++/1773
3834	* init.c (cpp_init_builtins): Define __cplusplus 19971L.
3835
38362011-08-18  Joseph Myers  <joseph@codesourcery.com>
3837
3838	* include/cpplib.h (struct cpp_options): Fix typo.
3839
38402011-08-18  Joseph Myers  <joseph@codesourcery.com>
3841
3842	* include/cpplib.h (struct cpp_options): Add rliterals.
3843	* init.c  (struct lang_flags, lang_defaults): Add rliterals.
3844	(cpp_set_lang): Set rliterals option.
3845	(cpp_init_builtins): Define __STDC_UTF_16__ and __STDC_UTF_32__.
3846	* lex.c (_cpp_lex_direct): Only accept raw strings if rliterals.
3847
38482011-08-15  Gabriel Charette  <gchare@google.com>
3849
3850	* include/line-map.h (LINEMAP_POSITION_FOR_COLUMN): Remove.
3851	Update all users to use linemap_position_for_column instead.
3852
38532011-07-28  Gabriel Charette  <gchare@google.com>
3854
3855	* include/line-map.h (struct line_maps):
3856	Remove unused field last_listed. Update all users.
3857
38582011-07-28  H.J. Lu  <hongjiu.lu@intel.com>
3859
3860	* configure.ac: Set need_64bit_hwint to yes for x86 targets.
3861	* configure: Regenerated.
3862
38632011-07-25  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3864
3865	* system.h [__cplusplus]: Wrap C function declarations in extern "C".
3866
38672011-07-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3868	    Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
3869
3870	PR bootstrap/49794
3871	* configure.ac: Test AM_ICONV with CXX.
3872	* configure: Regenerate.
3873	* system.h (HAVE_DESIGNATED_INITIALIZERS): Never define for C++.
3874
38752011-07-15  Dodji Seketeli  <dodji@redhat.com>
3876
3877	* directives.c (struct if_stack): Use source_location as type
3878	here.
3879	* include/cpplib.h (struct cpp_callbacks)<include, define, undef,
3880	indent, def_pragma, used_define, used_undef>: Properly use
3881	source_location as parameter type, rather than unsigned int.
3882
38832011-07-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3884
3885	PR target/39150
3886	* configure.ac (host_wide_int): Handle x86_64-*-solaris2.1[0-9]
3887	like i[34567]86-*-solaris2.1[0-9]*.
3888	* configure: Regenerate.
3889
38902011-06-16  Jason Merrill  <jason@redhat.com>
3891
3892	PR c++/45399
3893	* lex.c (lex_raw_string): Don't check for embedded NUL.
3894
38952011-06-06  Dodji Seketeli  <dodji@redhat.com>
3896
3897	PR preprocessor/48532
3898	* directives.c (do_pragma): Don't forget the invocation location
3899	when parsing the pragma name of a namespaced pragma directive.
3900
39012011-05-29  John Tytgat  <John.Tytgat@aaug.net>
3902
3903	* files.c (read_file_guts): Add test on non-zero value of S_ISREG.
3904
39052011-05-22  Uros Bizjak  <ubizjak@gmail.com>
3906
3907	PR target/49104
3908	* lex.c (init_vectorized_lexer): Do not set "minimum" when __3dNOW_A__
3909	is defined.  Check bit_MMXEXT and bit_CMOV to use search_line_mmx.
3910
39112011-04-25  Jan Kratochvil  <jan.kratochvil@redhat.com>
3912
3913	* system.h (ENUM_BITFIELD): Remove.
3914
39152011-04-24  Jakub Jelinek  <jakub@redhat.com>
3916
3917	PR preprocessor/48740
3918	* lex.c (lex_raw_string): When raw string ends with
3919	??) followed by raw prefix and ", ensure it is preprocessed
3920	with ??) rather than ??].
3921
39222011-04-20  Jim Meyering  <meyering@redhat.com>
3923
3924	* files.c (destroy_cpp_file): Remove useless if-before-free.
3925	* init.c (cpp_destroy): Likewise.
3926	* macro.c (replace_args): Likewise.
3927	* pch.c (cpp_valid_state): Likewise.
3928
39292011-03-25  Kai Tietz  <ktietz@redhat.com>
3930
3931	* files.c (file_hash_eq): Use filename_cmp
3932	instead of strcmp.
3933	(nonexistent_file_hash_eq): Likewise.
3934	(remap_filename): Likewise.
3935	Handle absolute DOS-path,
3936	(append_file_to_dir): Check for IS_DIR_SEPARATOR
3937	instead of slash.
3938	(read_name_map): Likewise.
3939	* linemap.c (linemap_add): Use filename_cmp
3940	instead of strcmp.
3941	* mkdeps.c (apply_vpath): Use filename_ncmp
3942	instead of strncmp.
3943	(deps_restore): Use filename_cmp instead of
3944	strcmp.
3945	* init.c (read_original_directory): Use
3946	IS_DIR_SEPARATOR instead of checking for slash.
3947
39482011-03-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
3949
3950	PR preprocessor/48192
3951	* directives.c (do_ifdef): Do not consider conditional macros as
3952	being defined.
3953	(do_ifndef): Ditto.
3954	* expr.c (parse_defined): Ditto.
3955
39562011-03-18  Richard Henderson  <rth@redhat.com>
3957
3958	PR bootstrap/45381
3959	* lex.c [ALTIVEC] (search_line_fast): Require gcc version 4.5.
3960
39612011-11-04  Eric Botcazou  <ebotcazou@adacore.com>
3962	    Jakub Jelinek  <jakub@redhat.com>
3963
3964	PR preprocessor/39213
3965	* directives.c (end_directive): Call _cpp_remove_overlay for deferred
3966	pragmas as well in traditional mode.
3967
39682010-11-17  Ian Lance Taylor  <iant@google.com>
3969
3970	PR bootstrap/45538
3971	* configure.ac: Use AC_USE_SYSTEM_EXTENSIONS.  Remove switch of
3972	AC_LANG based on ENABLE_BUILD_WITH_CXX.
3973
39742010-11-16  Kai Tietz  <kai.tietz@onevision.com>
3975
3976	PR preprocessor/17349
3977	* lex.c (save_comment): Handle in argument passing c++
3978	comments special.
3979
39802010-11-02  Ian Lance Taylor  <iant@google.com>
3981
3982	* configure.ac: Use AC_SYS_LARGEFILE.
3983	* configure: Rebuild.
3984	* config.in: Rebuild.
3985
39862010-10-19  Basile Starynkevitch  <basile@starynkevitch.net>
3987
3988	* line-map.h (source_location): Remove obsolete comment
3989	mentioning location_s.
3990
39912010-09-29  Kai Tietz  <kai.tietz@onevision.com>
3992
3993	PR preprocessor/45362
3994	* directives.c (cpp_pop_definition): Make static.
3995	(do_pragma_push_macro): Reworked to store text
3996	definition.
3997	(do_pragma_pop_macro): Add free text definition.
3998	(cpp_push_definition): Removed.
3999	* include/cpplib.h (cpp_push_definition): Removed.
4000	(cpp_pop_definition): Likewise.
4001	* internal.h (def_pragma_macro): Remove member 'value'
4002	and add new members 'definition', 'line',
4003	'syshdr', 'sued' and 'is_undef'.
4004	* pch.c (_cpp_restore_pushed_macros): Rework to work
4005	on text definition and store additional macro flags.
4006	(_cpp_save_pushed_macros): Likewise.
4007
40082010-09-29  Joseph Myers  <joseph@codesourcery.com>
4009
4010	* include/cpplib.h (cpp_options): Rename warn_deprecated,
4011	warn_traditional, warn_long_long and pedantic.
4012	* directives.c (directive_diagnostics, _cpp_handle_directive):
4013	Update names of cpp_options members.
4014	* expr.c (cpp_classify_number, eval_token): Update names of
4015	cpp_options members.
4016	* init.c (cpp_create_reader, post_options): Update names of
4017	cpp_options members.
4018	* internal.h (CPP_PEDANTIC, CPP_WTRADITIONAL): Update names of
4019	cpp_options members.
4020	* macro.c (parse_params): Update names of cpp_options members.
4021
40222010-09-15  Ian Lance Taylor  <iant@google.com>
4023
4024	* init.c: Fix type name in comment.
4025
40262010-08-31  Jakub Jelinek  <jakub@redhat.com>
4027
4028	PR preprocessor/45457
4029	* expr.c (parse_defined): Call pfile->cb.user_builtin_macro hook if
4030	needed.
4031	* directives.c (do_ifdef, do_ifndef): Likewise.
4032
40332010-08-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
4034
4035	* system.h [HAVE_INTTYPES_H]: Include inttypes.h.
4036
40372010-08-24  Richard Henderson  <rth@redhat.com>
4038
4039	PR bootstrap/45376
4040	* configure.ac (HAVE_SSE4): New check.
4041	* configure, config.in: Rebuild.
4042	* lex.c (search_line_sse42): Omit if !HAVE_SSE4.
4043
40442010-08-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
4045
4046	* lex.c [__sun__ && __svr4__]: Disable init_vectorized_lexer
4047	etc. on Solaris 2/x86.
4048
40492010-08-21  Richard Henderson  <rth@redhat.com>
4050	    Andi Kleen <ak@linux.intel.com>
4051	    David S. Miller  <davem@davemloft.net>
4052
4053	* configure.ac (AC_C_BIGENDIAN, AC_TYPE_UINTPTR_T): New tests.
4054	(ssize_t): Check via AC_TYPE_SSIZE_T instead of AC_CHECK_TYPE.
4055	(ptrdiff_t): Check via AC_CHECK_TYPE.
4056	* config.in, configure: Rebuild.
4057	* system.h: Include stdint.h, if available.
4058	* lex.c (WORDS_BIGENDIAN): Provide default.
4059	(acc_char_mask_misalign, acc_char_replicate, acc_char_cmp,
4060	acc_char_index, search_line_acc_char, repl_chars, search_line_mmx,
4061	search_line_sse2, search_line_sse42, init_vectorized_lexer,
4062	search_line_fast): New.
4063	(_cpp_clean_line): Use search_line_fast.  Restructure the fast
4064	loop to make it clear when we're leaving the loop.  Stay in the
4065	fast loop for non-trigraph '?'.
4066
40672010-06-11  Jakub Jelinek  <jakub@redhat.com>
4068
4069	* include/cpplib.h (struct cpp_callbacks): Add user_builtin_macro
4070	callback.
4071	(enum cpp_builtin_type): Add BT_FIRST_USER and BT_LAST_USER.
4072	(cpp_macro_definition): Remove const qual from second argument.
4073	* macro.c (enter_macro_context): Call user_builtin_macro callback for
4074	NODE_BUILTIN !NODE_USED macros.
4075	(warn_of_redefinition): Likewise.  Remove const qual from second
4076	argument.
4077	(cpp_macro_definition): Likewise.
4078	* pch.c (write_macdef, save_macros): Call user_builtin_macro callback
4079	for NODE_BUILTIN !NODE_USED macros.
4080
40812010-06-10  Joseph Myers  <joseph@codesourcery.com>
4082
4083	* include/cpplib.h (struct cpp_options): Remove show_column.
4084	* init.c (cpp_create_reader, post_options): Don't set show_column.
4085
40862010-06-09  Joern Rennecke  <joern.rennecke@embecosm.com>
4087
4088	PR bootstrap/44432
4089	* configure.ac: Before using ZW_PROG_COMPILER_DEPENDENCIES for C++,
4090	check that C++ compiler works.
4091	* configure: Regenerate.
4092
40932010-06-08  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
4094
4095	* include/symtab.h (ht_identifier_ptr): New.
4096
40972010-06-03  Joern Rennecke <joern.rennecke@embecosm.com>
4098	    Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
4099
4100	PR bootstrap/42798
4101	* configure.ac: Check for declaration of 'basename(char *)'.
4102	* configure: Regenerate.
4103	* config.in: Regenerate.
4104
41052010-04-25  Joseph Myers  <joseph@codesourcery.com>
4106
4107	* include/cpplib.h (enum c_lang): Add CLK_GNUC1X and CLK_STDC1X.
4108	* init.c (lang_defaults): Add entries for new language variants.
4109	(cpp_init_builtins): Define __STDC_VERSION__ to 201000L for C1X
4110	variants.
4111
41122010-04-09  Manuel López-Ibáñez <manu@gcc.gnu.org>
4113
4114	PR cpp/43195
4115	* files.c (report_missing_guard): Test for #pragma once.
4116
41172010-04-07  Simon Baldwin  <simonb@google.com>
4118
4119	* directives.c (do_diagnostic): Add warning reason argument,
4120	call appropriate error reporting function for code.
4121	(directive_diagnostics): Call specific warning functions with
4122	warning reason where appropriate.
4123	(do_error, do_warning, do_pragma_dependency): Add warning reason
4124	argument to do_diagnostic calls.
4125	* macro.c (_cpp_warn_if_unused_macro, enter_macro_context,
4126	_cpp_create_definition): Call specific warning functions with
4127	warning reason where appropriate.
4128	* Makefile.in: Add new diagnostic functions to gettext translations.
4129	* include/cpplib.h (struct cpp_callbacks): Add warning reason code
4130	to error callback.
4131	(CPP_DL_WARNING, CPP_DL_WARNING_SYSHDR, CPP_DL_PEDWARN, CPP_DL_ERROR,
4132	CPP_DL_ICE, CPP_DL_NOTE, CPP_DL_FATAL): Replace macros with enums.
4133	(CPP_W_NONE, CPP_W_DEPRECATED, CPP_W_COMMENTS,
4134	CPP_W_MISSING_INCLUDE_DIRS, CPP_W_TRIGRAPHS, CPP_W_MULTICHAR,
4135	CPP_W_TRADITIONAL, CPP_W_LONG_LONG, CPP_W_ENDIF_LABELS,
4136	CPP_W_NUM_SIGN_CHANGE, CPP_W_VARIADIC_MACROS,
4137	CPP_W_BUILTIN_MACRO_REDEFINED, CPP_W_DOLLARS, CPP_W_UNDEF,
4138	CPP_W_UNUSED_MACROS, CPP_W_CXX_OPERATOR_NAMES, CPP_W_NORMALIZE,
4139	CPP_W_INVALID_PCH, CPP_W_WARNING_DIRECTIVE): New enums for cpp
4140	warning reason codes.
4141	(cpp_warning, cpp_pedwarning, cpp_warning_syshdr,
4142	cpp_warning_with_line, cpp_pedwarning_with_line,
4143	cpp_warning_with_line_syshdr): New specific error reporting functions.
4144	* pch.c (cpp_valid_state): Call specific warning functions with
4145	warning reason where appropriate.
4146	* errors.c (cpp_diagnostic, cpp_diagnostic_with_line): New central
4147	diagnostic handlers.
4148	(cpp_warning, cpp_pedwarning, cpp_warning_syshdr,
4149	cpp_warning_with_line, cpp_pedwarning_with_line,
4150	cpp_warning_with_line_syshdr): New specific error reporting functions.
4151	* expr.c (cpp_classify_number, eval_token, num_unary_op): Call
4152	specific warning functions with warning reason where appropriate.
4153	* lex.c (_cpp_process_line_notes, _cpp_skip_block_comment,
4154	warn_about_normalization, lex_identifier_intern, lex_identifier,
4155	_cpp_lex_direct): Ditto.
4156	* charset.c (_cpp_valid_ucn, convert_hex, convert_escape,
4157	narrow_str_to_charconst): Ditto.
4158
41592010-04-06  Jakub Jelinek  <jakub@redhat.com>
4160
4161	PR preprocessor/43642
4162	* lex.c (lex_raw_string): Change type of TYPE variable to
4163	unsigned char.
4164
41652010-04-02  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
4166
4167	* aclocal.m4: Regenerate.
4168
41692010-03-29  Jason Merrill  <jason@redhat.com>
4170
4171	More N3077 raw string changes
4172	* charset.c (cpp_interpret_string): Don't transform UCNs in raw
4173	strings.
4174	* lex.c (bufring_append): Split out from...
4175	(lex_raw_string): ...here.  Undo trigraph and line splicing
4176	transformations.  Do process line notes in multi-line literals.
4177	(_cpp_process_line_notes): Ignore notes that were already handled.
4178
4179	Some raw string changes from N3077
4180	* charset.c (cpp_interpret_string): Change inner delimiters to ().
4181	* lex.c (lex_raw_string): Likewise.  Also disallow '\' in delimiter.
4182
41832010-02-11  Jakub Jelinek  <jakub@redhat.com>
4184
4185	* init.c (read_original_filename): Don't call read_original_directory
4186	if _cpp_handle_directive returns 0.
4187
41882010-01-01  Joseph Myers  <joseph@codesourcery.com>
4189
4190	PR preprocessor/41947
4191	* expr.c (cpp_classify_number): Give error for hexadecimal
4192	floating-point constant with no digits before or after point.
4193
41942009-11-20  Arnaud Charlet  <charlet@adacore.com>
4195
4196	* macro.c (enter_macro_context): Call cb.used callback if defined.
4197	* directives.c (do_idef, do_ifndef): Ditto.
4198	* include/cpplib.h (struct cpp_callbacks): Add used callback.
4199
42002009-11-11  Kai Tietz  <kai.tietz@onevision.com>
4201
4202	* directives.c (do_pragma_push_macro): New pragma handler.
4203	(do_pragma_pop_macro): Likewise.
4204	(_cpp_init_internal_pragmas): Add push_macro and
4205	pop_macro handler to internal pragmas.
4206	(lex_macro_node_from_str): Removed.
4207	(cpp_push_definition): Replace lex_macro_node_from_str
4208	by _cpp_lex_identifier.
4209	(cpp_pop_definition): Likewise.
4210	* internal.h (_cpp_lex_identifier): New prototype.
4211	(def_pragma_macro): New structure.
4212	(cpp_reader): New member pushed_macros.
4213	* lex.c (_cpp_lex_identifier): New function.
4214	(lex_identifier_intern): New function.
4215	* init.c (cpp_create_reader): Initialize pushed_macros
4216	member.
4217	(cpp_destroy): Free elements in pushed_macros member.
4218	* pch.c (_cpp_save_pushed_macros): New function.
4219	(_cpp_restore_pushed_macros): Likewise.
4220	(_cpp_restore_pushed_macros): Use _cpp_save_pushed_macros.
4221	(cpp_read_state): Use _cpp_restore_pushed_macros.
4222
42232009-10-19  Jakub Jelinek  <jakub@redhat.com>
4224
4225	* charset.c (cpp_init_iconv): Initialize utf8_cset_desc.
4226	(_cpp_destroy_iconv): Destroy utf8_cset_desc, char16_cset_desc
4227	and char32_cset_desc.
4228	(converter_for_type): Handle CPP_UTF8STRING.
4229	(cpp_interpret_string): Handle CPP_UTF8STRING and raw-strings.
4230	* directives.c (get__Pragma_string): Handle CPP_UTF8STRING.
4231	(parse_include): Reject raw strings.
4232	* include/cpplib.h (CPP_UTF8STRING): New token type.
4233	* internal.h (struct cpp_reader): Add utf8_cset_desc field.
4234	* lex.c (lex_raw_string): New function.
4235	(lex_string): Handle u8 string literals, call lex_raw_string
4236	for raw string literals.
4237	(_cpp_lex_direct): Call lex_string even for u8" and {,u,U,L,u8}R"
4238	sequences.
4239	* macro.c (stringify_arg): Handle CPP_UTF8STRING.
4240
42412009-10-14  Jakub Jelinek  <jakub@redhat.com>
4242
4243	PR preprocessor/41543
4244	* include/line-map.h (RESERVED_LOCATION_COUNT): Define.
4245	* line-map.c (linemap_init): Initialize highest_location and
4246	highest_line to RESERVED_LOCATION_COUNT-1 instead of 0.
4247
42482009-10-09  Jason Merrill  <jason@redhat.com>
4249
4250	* charset.c (_cpp_valid_ucn): Update C++0x restrictions.
4251
42522009-10-09  Neil Vachharajani <nvachhar@google.com>
4253
4254	* directives.c (DIRECTIVE_TABLE): Remove DEPRECATED from ident and
4255	sccs.
4256
42572009-09-23  Loren J. Rittle  <ljrittle@acm.org>
4258
4259	* configure.ac (AC_CHECK_HEADERS after AC_LANG(C++)): Add sys/stat.h.
4260	* configure: Rebuilt.
4261
42622009-09-22  Richard Guenther  <rguenther@suse.de>
4263
4264	PR pch/38987
4265	* files.c (pch_open_file): Disallow non-toplevel PCH inclusion.
4266
42672009-09-18  Chris Demetriou  <cgd@google.com>
4268
4269	PR preprocessor/28435:
4270	* include/cpplib.h (struct cpp_options): Add new member
4271	deps.need_preprocessor_output.
4272	* files.c (open_file_failed): If preprocessor output is needed
4273	always report an error.
4274
42752009-09-13  Kai Tietz  <kai.tietz@onevision.com>
4276
4277	* configure.ac: Set for i?86-w64-mingw*
4278	need_64bit_hwint to yes.
4279	* configure: Regenerated.
4280
42812009-09-10  Jason Merrill  <jason@redhat.com>
4282
4283	* directives.c (cpp_define): constify.
4284
42852009-09-02  Ian Lance Taylor  <iant@google.com>
4286
4287	* macro.c (stringify_arg): Escape CPP_WCHAR tokens.
4288
42892009-08-24  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
4290
4291	* configure.ac (AC_PREREQ): Bump to 2.64.
4292
42932009-08-22  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
4294
4295	* aclocal.m4: Regenerate.
4296	* config.in: Regenerate.
4297	* configure: Regenerate.
4298
42992009-08-17  Tom Tromey  <tromey@redhat.com>
4300
4301	PR preprocessor/41067:
4302	* charset.c (convert_escape): Add missing ":" to error text.
4303
43042009-07-27  Douglas B Rupp  <rupp@gnat.com>
4305
4306	* include/cpplib.h (INO_T_CPP): New macro.
4307	(struct cpp_dir): Use it.
4308
43092009-07-20  Jerry Quinn  <jlquinn@optonline.net>
4310
4311	PR regression/40800
4312	* configure.ac: Use = instead of == for testing
4313	ENABLE_BUILD_WITH_CXX.
4314	* configure: Rebuild.
4315
43162009-07-17  Jerry Quinn  <jlquinn@optonline.net>
4317
4318	* directives.c (do_linemarker, do_line): Use CPP_STRING for
4319	ignored enum value.
4320	* files.c (find_file_in_dir): Add cast from void* to char*.
4321	* symtab.c (ht_lookup_with_hash): Add cast from void* to char*.
4322	* Makefile.in: (WARN_CFLAGS): Use general and C-specific
4323	warnings.
4324	(CXX, CXXFLAGS, WARN_CXXFLAGS, ALL_CXXFLAGS,
4325	ENABLE_BUILD_WITH_CXX, CCDEPMODE, CXXDEPMODE, COMPILER,
4326	COMPILER_FLAGS): New.
4327	(DEPMODE): Set from CCDEPMODE or CXXDEPMODE.
4328	(COMPILE.base): Use COMPILER instead of CC.  Use COMPILER_FLAGS
4329	instead of ALL_CFLAGS.
4330	* configure.ac: Invoke AC_PROG_CXX.  Separate C-specific warnings
4331	from other warnings.  Add -Wc++-compat to C-specific warnings.
4332	Check for --enable-build-with-cxx.  Set and substitute
4333	ENABLE_BUILD_WITH_CXX.  Invoke ZW_PROG_COMPILER_DEPENDENCIES
4334	according to ENABLE_BUILD_WITH_CXX.  Invoke AC_LANG before
4335	AC_CHECK_HEADERS.
4336	* configure: Rebuild.
4337	* include/cpp-id-data.h: Remove extern "C".
4338	* include/line-map.h: Likewise.
4339	* include/mkdeps.h: Likewise.
4340	* include/symtab.h: Likewise.
4341	* internal.h: Likewise.
4342
43432009-06-23  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
4344
4345	* directives.c (parse_include): Add location argument. Update all
4346	calls.
4347	(parse_answer): Likewise.
4348	(do_include_common): Error with exact location.
4349	(parse_assertion): Likewise.
4350
43512009-06-18  Manuel López-Ibáñez  <manu@gcc.gnu.org>
4352
4353	* expr.c (num_div_op): Take explicit location.
4354
43552009-06-17  Ian Lance Taylor  <iant@google.com>
4356
4357	* include/cpplib.h (progname): Don't declare.
4358
43592009-06-12  Ian Lance Taylor  <iant@google.com>
4360
4361	* include/cpplib.h (struct cpp_options): Add
4362	warn_cxx_operator_names field.
4363	(NODE_WARN_OPERATOR): Define.
4364	(struct cpp_hashnode): Increase flags field to 10 bits, decrease
4365	type to 6 bits.
4366	* init.c (mark_named_operators): Add flags parameter.
4367	(cpp_post_options): Pick flags value to pass to
4368	mark_named_operators.
4369	* lex.c (lex_identifier): If NODE_WARN_OPERATOR is set, warn that
4370	identifier is an operator name in C++.
4371
43722009-06-01  Aldy Hernandez  <aldyh@redhat.com>
4373
4374	* include/line-map.h (LAST_SOURCE_COLUMN): New.
4375
43762009-06-01  Ian Lance Taylor  <iant@google.com>
4377
4378	* include/cpp-id-data.h: Add extern "C".
4379	* include/line-map.h: Likewise.
4380	* include/mkdeps.h: Likewise.
4381	* include/symtab.h: Likewise.
4382	* internal.h: Likewise.
4383
43842009-05-15  Ian Lance Taylor  <iant@google.com>
4385
4386	* include/cpplib.h (enum cpp_builtin_type): Rename from enum
4387	builtin_type.  Change all uses.
4388
43892009-05-14  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
4390
4391	PR cpp/36674
4392	* directives (do_linemarker): Compensate for the increment in
4393	location that occurs when we reach the end of line.
4394	* files (_cpp_stack_include): Mention _cpp_find_file in the
4395	comment.
4396
43972009-05-10  Joseph Myers  <joseph@codesourcery.com>
4398
4399	* include/cpplib.h (enum cpp_token_fld_kind): Add
4400	CPP_TOKEN_FLD_TOKEN_NO.
4401	(struct cpp_macro_arg, struct cpp_identifier): Define.
4402	(union cpp_token_u): Use struct cpp_identifier for identifiers.
4403	Use struct cpp_macro_arg for macro arguments.  Add token_no for
4404	CPP_PASTE token numbers.
4405	* directives.c (_cpp_handle_directive, lex_macro_node, do_pragma,
4406	do_pragma_poison, parse_assertion): Use val.node.node in place of
4407	val.node.
4408	* expr.c (parse_defined, eval_token): Use val.node.node in place
4409	of val.node.
4410	* lex.c (cpp_ideq, _cpp_lex_direct, cpp_token_len,
4411	cpp_spell_token, cpp_output_token, _cpp_equiv_tokens,
4412	cpp_token_val_index): Use val.macro_arg.arg_no or val.token_no in
4413	place of val.arg_no.  Use val.node.node in place of val.node.
4414	* macro.c (replace_args, cpp_get_token, parse_params,
4415	lex_expansion_token, create_iso_definition, cpp_macro_definition):
4416	Use val.macro_arg.arg_no or val.token_no in place of val.arg_no.
4417	Use val.node.node in place of val.node.
4418
44192009-05-03  Joseph Myers  <joseph@codesourcery.com>
4420
4421	* charset.c (one_utf8_to_cppchar): Correct mask used for 5-byte
4422	UTF-8 sequences.
4423
44242009-04-25  Joseph Myers  <joseph@codesourcery.com>
4425
4426	PR preprocessor/39559
4427	* expr.c (cpp_interpret_integer): Use a pedwarn for decimal
4428	constants larger than intmax_t in C99 mode.
4429
44302009-04-21  Taras Glek <tglek@mozilla.com>
4431
4432	* include/cpp-id-data.h: Update GTY annotations to new syntax.
4433	* include/cpplib.h: Likewise.
4434	* include/line-map.h: Likewise.
4435	* include/symtab.h: Likewise.
4436
44372009-04-22  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
4438
4439	PR c++/14875
4440	* lex.c (cpp_type2name): Take a flags parameter. Call
4441	cpp_named_operator2name for named operators and cpp_digraph2name
4442	for digraphs.
4443	(cpp_digraph2name): New.
4444	(cpp_spell_token): Use it.
4445	(cpp_output_token): Likewise.
4446	* include/cpplib.h (cpp_type2name): Update declaration.
4447	* init.c (cpp_named_operator2name): New.
4448	* internal.h (cpp_named_operator2name): Declare.
4449
44502009-04-21  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
4451
4452	PR c++/13358
4453	* init.c (cpp_create_reader): Wlong_long is disabled by default.
4454	* expr.c (cpp_classify_number): Give different messages for C and
4455	C++ front-ends.
4456
44572009-04-19  Joseph Myers  <joseph@codesourcery.com>
4458
4459	PR preprocessor/20078
4460	* include/cpp-id-data.h (struct cpp_macro): Add extra_tokens
4461	field.
4462	* include/cpplib.h (SP_DIGRAPH, SP_PREV_WHITE): Define.
4463	(struct cpp_token): Change flags to unsigned short.
4464	* lex.c (_cpp_lex_direct): Initialize arg_no for CPP_PASTE tokens.
4465	(_cpp_equiv_tokens): Check arg_no for CPP_PASTE tokens.
4466	(cpp_token_val_index): Return CPP_TOKEN_FLD_ARG_NO for CPP_PASTE
4467	tokens.
4468	* macro.c (macro_real_token_count): New.
4469	(enter_macro_context, replace_args): Use macro_real_token_count.
4470	(create_iso_definition): Record whitespace surrounding and digraph
4471	spelling of # and ## tokens using SP_PREV_WHITE and SP_DIGRAPH.
4472	Set extra_tokens and save CPP_PASTE tokens with arg_no set for
4473	multiple consecutive ## tokens.
4474	(_cpp_create_definition): Initialize extra_tokens.
4475	(cpp_macro_definition): Use macro_real_token_count.
4476
44772009-04-18  Joseph Myers  <joseph@codesourcery.com>
4478
4479	* directives.c (parse_include): Pass true to check_eol.
4480
44812009-04-18  Joseph Myers  <joseph@codesourcery.com>
4482
4483	PR preprocessor/39646
4484	* include/line-map.h (enum lc_reason): Add LC_RENAME_VERBATIM.
4485	* line-map.c (linemap_add): Handle LC_RENAME_VERBATIM.
4486	* directives.c (do_line, do_linemarker): Use LC_RENAME_VERBATIM in
4487	place of LC_RENAME.
4488
44892009-04-18  Joseph Myers  <joseph@codesourcery.com>
4490
4491	PR preprocessor/39647
4492	* directives.c (check_eol): Add parameter expand.
4493	(do_undef, parse_include, do_line, do_linemarker, do_ident,
4494	do_pragma_once, do_pragma_system_header, do_ifdef, do_ifndef,
4495	do_else, do_endif, do_assert, do_unassert): All callers changed.
4496	Pass true from do_line, false elsewhere.
4497
44982009-04-12  Joseph Myers  <joseph@codesourcery.com>
4499
4500	PR preprocessor/31869
4501	* macro.c (stringify_arg): Handle NULL source token in padding
4502	token where previous padding token did not have source token with
4503	preceding whitespace.
4504
45052009-04-09  Jakub Jelinek  <jakub@redhat.com>
4506
4507	* Makefile.in: Change copyright header to refer to version
4508	3 of the GNU General Public License and to point readers at the
4509	COPYING3 file and the FSF's license web page.
4510	* charset.c: Likewise.
4511	* directives-only.c: Likewise.
4512	* directives.c: Likewise.
4513	* errors.c: Likewise.
4514	* expr.c: Likewise.
4515	* files.c: Likewise.
4516	* identifiers.c: Likewise.
4517	* include/cpp-id-data.h: Likewise.
4518	* include/cpplib.h: Likewise.
4519	* include/line-map.h: Likewise.
4520	* include/mkdeps.h: Likewise.
4521	* include/symtab.h: Likewise.
4522	* init.c: Likewise.
4523	* internal.h: Likewise.
4524	* lex.c: Likewise.
4525	* line-map.c: Likewise.
4526	* macro.c: Likewise.
4527	* makeucnid.c: Likewise.
4528	* mkdeps.c: Likewise.
4529	* pch.c: Likewise.
4530	* symtab.c: Likewise.
4531	* system.h: Likewise.
4532	* traditional.c: Likewise.
4533	* ucnid.tab: Likewise.
4534	* ucnid.h: Regenerate.
4535
45362009-04-01  Janis Johnson  <janis187@us.ibm.com>
4537
4538	PR c/39027
4539	* include/cpplib.h (CPP_N_DEFAULT): Define.
4540	* expr.c (interpret_float_suffix): Recognize d or D for double,
4541	return new value for default.
4542	(cpp_classify_number): Issue pedwarn for use of d or D in suffix.
4543
4544	PR c/33466
4545	* expr.c (interpret_float_suffix): Reject invalid suffix that uses
4546	letters from decimal float and fixed-point suffixes.
4547
45482009-03-31  Joseph Myers  <joseph@codesourcery.com>
4549
4550	PR preprocessor/15638
4551	* files.c (_cpp_find_file): Call open_file_failed after diagnosing
4552	invalid PCH.
4553	(open_file_failed): Make error for missing file fatal.
4554	* include/cpplib.h (CPP_DL_FATAL): Define.
4555
45562009-03-30  Sergiy Vyshnevetskiy  <serg@vostok.net>
4557
4558	PR preprocessor/31932:
4559	* internal.h: Don't mention HAVE_ICONV_H.
4560	* configure, config.in: Rebuild.
4561	* configure.ac: Don't check for iconv.h.
4562
45632009-03-30  Tom Tromey  <tromey@redhat.com>
4564
4565	PR preprocessor/39512:
4566	* line-map.c (linemap_init): Initialize 'reallocator' field.
4567
45682009-03-30  Jakub Jelinek  <jakub@redhat.com>
4569
4570	PR target/39558
4571	* macro.c (cpp_get_token): If macro_to_expand returns NULL
4572	and used some tokens, add CPP_PADDING before next token.
4573
45742009-03-29  Joseph Myers  <joseph@codesourcery.com>
4575
4576	PR preprocessor/34695
4577	* makedepend.c: Remove.
4578	* Makefile.in (makedepend_OBJS, makedepend$(EXEEXT)): Remove.
4579	(all, clean, TAGS_SOURCES, include): Remove makedepend handling.
4580	* directives.c (cpp_errors): Remove.
4581	* errors.c (print_location, _cpp_begin_message, v_message):
4582	Remove.
4583	(cpp_error, cpp_error_with_line): Always use error callback.
4584	(cpp_error, cpp_error_with_line, cpp_errno): Return bool.
4585	* include/cpplib.h (cpp_options): Remove pedantic_errors,
4586	inhibit_warnings, warn_system_headers, inhibit_errors,
4587	warnings_are_errors, client_diagnostic.
4588	(cpp_callbacks): Add extra arguments to error callback; make it
4589	return bool.
4590	(cpp_finish): Return void.
4591	(cpp_destroy): Remove inaccurate comment about return value.
4592	(cpp_errors, CPP_DL_EXTRACT, CPP_DL_WARNING_P): Remove.
4593	(CPP_DL_NOTE): Define.
4594	* include/line-map.h (linemap_print_containing_files): Remove.
4595	* init.c (cpp_finish): Do not check for or return number of
4596	errors.
4597	* internal.h (cpp_reader): Remove errors field.
4598	* line-map.c (linemap_print_containing_files): Remove.
4599	* macro.c (_cpp_create_definition): Use CPP_DL_NOTE for message
4600	about previous definition.  Only emit it if previous diagnostic
4601	was emitted.
4602
46032009-03-28  Joseph Myers  <joseph@codesourcery.com>
4604
4605	* Makefile.in (po/$(PACKAGE).pot): Use $(mkinstalldirs) not
4606	mkinstalldirs.
4607
46082009-03-18  Jakub Jelinek  <jakub@redhat.com>
4609
4610	* include/cpplib.h (struct cpp_dir): Reorder fields for 64-bit hosts.
4611
46122009-02-21  Joseph Myers  <joseph@codesourcery.com>
4613
4614	* lex.c (lex_string): Return a CPP_LESS token for missing '>' in a
4615	header name.
4616	(_cpp_lex_direct): Handle this.
4617
46182009-02-15  Richard Guenther  <rguenther@suse.de>
4619
4620	Revert last change.
4621
46222009-02-13  Richard Guenther  <rguenther@suse.de>
4623
4624	* configure.ac: Enable LFS.
4625	* configure: Re-generate.
4626	* config.in: Likewise.
4627
46282009-01-05  Ben Elliston  <bje@au.ibm.com>
4629
4630	* Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
4631	(.po.pox): Likewise.
4632	(po/$(PACKAGE).pot): Likewise.
4633
46342008-12-10  Alexandre Oliva  <aoliva@redhat.com>
4635
4636	PR target/37033
4637	* pch.c (cpp_valid_state): Improve message for poisoned symbols.
4638	Allow for differences in __GCC_HAVE_DWARF2_CFI_ASM.
4639
46402008-11-29  Joseph Myers  <joseph@codesourcery.com>
4641
4642	* lex.c (cpp_token_len): Use 6 as default length.
4643
46442008-10-31  Manuel López-Ibáñez  <manu@gcc.gnu.org>
4645
4646	* expr.c (struct op): Add location.
4647	(_cpp_parse_expr): Propagate locations throught the stack
4648	of expressions.
4649	(reduce): Likewise.
4650	(check_promotion): Use explicit location in errors.
4651
46522008-10-05  Matthew Gingell  <gingell@adacore.com>
4653	    Arnaud Charlet  <charlet@adacore.com>
4654
4655	* include/cpplib.h (cpp_comments, cpp_comment_table): New structs.
4656	(cpp_get_comments): New function.
4657	* internal.h (struct cpp_reader): Add comments field.
4658	* init.c (cpp_destroy): Free comments.
4659	* lex.c (store_comment, cpp_get_comments): New functions.
4660	(comments): New struct.
4661	(save_comment): Store comments in comments struct.
4662
46632008-09-18  Simon Baldwin  <simonb@google.com>
4664
4665	* include/cpplib.h (struct cpp_options): Add new boolean flag
4666	warn_builtin_macro_redefined.
4667	* init.c (cpp_create_reader): Initialize warn_builtin_macro_redefined.
4668	* (struct builtin_operator): Split out from previous struct builtin,
4669	enhance extra const correctness.
4670	* (struct builtin_macro): Split out from previous struct builtin, add
4671	new always_warn_if_redefined flag, enhance const correctness.
4672	* (mark_named_operators): Use struct builtin_operator.
4673	* (cpp_init_special_builtins): Use struct builtin_macro, add NODE_WARN
4674	to builtins selectively.
4675	* macro.c (warn_of_redefinition): Return false if a builtin macro
4676	is not flagged with NODE_WARN.
4677
46782008-07-31  Jakub Jelinek  <jakub@redhat.com>
4679
4680	PR preprocessor/36649
4681	* files.c (struct report_missing_guard_data): New type.
4682	(report_missing_guard): Put paths into an array instead of printing
4683	them right away.  Return 1 rather than 0.
4684	(report_missing_guard_cmp): New function.
4685	(_cpp_report_missing_guards): Sort and print paths gathered by
4686	report_missing_guard callback.
4687
46882008-07-22  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
4689
4690	PR 28079
4691	* directives.c (strtolinenum): Handle overflow.
4692	(do_line): Give a warning if line number overflowed.
4693	(do_linemarker): Update call to strtolinenum.
4694
46952008-07-21  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
4696
4697	* include/line-map.h (linenum_type): New typedef.
4698	(struct line_map): Use it.
4699	(SOURCE_LINE): Second arguments is a LOCATION not a LINE.
4700	(SOURCE_COLUMN): Likewise.
4701	* macro.c (_cpp_builtin_macro_text): Use linenum_type. Don't store
4702	source_location values in a variable of type linenum_type.
4703	* directives.c (struct if_stack): Use linenum_type.
4704	(strtoul_for_line): Rename as strtolinenum.
4705	(do_line): Use linenum_type.
4706	(do_linemarker): Use linenum_type and strtolinenum.
4707	(_cpp_do_file_change): Use linenum_t.
4708	* line-map.c (linemap_add): Likewise.
4709	(linemap_line_start): Likewise.
4710	* traditional.c (struct fun_macro): 'line' is a source_location.
4711	* errors.c (print_location): Use linenum_type.
4712	* directives-only.c (_cpp_preprocess_dir_only): Likewise.
4713	* internal.h (CPP_INCREMENT_LINE): Likewise.
4714	* lex.c (_cpp_skip_block_comment): Use source_location.
4715
47162008-07-14  Ben Elliston  <bje@au.ibm.com>
4717
4718	* include/cpplib.h (NODE_CONDITIONAL): New.
4719	(struct cpp_callbacks): New macro_to_expand field.
4720	(struct cpp_hashnode): Adjust size of flags and type fields.
4721	(cpp_peek_token): Prototype.
4722	* lex.c (cpp_peek_token): New function.
4723	(_cpp_temp_token): Protect pre-existing lookaheads.
4724	* macro.c (cpp_get_token): Expand any conditional macros.
4725	(_cpp_backup_tokens_direct): New.
4726	(_cpp_backup_tokens): Call _cpp_backup_tokens_direct.
4727	(warn_of_redefinition): Silently allow redefined conditional
4728	macros.
4729	(_cpp_create_definition): Remove the conditional flag when a user
4730	defines one of the conditional macros.
4731	* internal.h (_cpp_backup_tokens_direct): New prototype.
4732
47332008-06-13  Andrew Haley  <aph@redhat.com>
4734
4735	PR preprocessor/33305
4736	* macro.c (replace_args): Print a warning for empty macro
4737	arguments in C89 and C++.
4738
47392008-06-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
4740
4741	* Makefile.in ($(srcdir)/aclocal.m4): Update dependencies.
4742	* configure: Regenerate.
4743
47442008-06-16  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
4745
4746	* Makefile.in (datarootdir): New variable.
4747
47482008-06-12  H.J. Lu  <hongjiu.lu@intel.com>
4749
4750	PR preprocessor/36479
4751	* charset.c (cpp_interpret_string_notranslate): Also set
4752	narrow_cset_desc.width.
4753
47542008-06-07  Joseph Myers  <joseph@codesourcery.com>
4755
4756	* configure.ac (parisc*64*-*-*): Remove.
4757	* configure: Regenerate.
4758
47592008-05-30  Tom Tromey  <tromey@redhat.com>
4760
4761	PR preprocessor/36320:
4762	* internal.h (_cpp_parse_expr): Update.
4763	* expr.c (_cpp_parse_expr): Add 'is_if' argument.  Update error
4764	messages.
4765	* directives.c (do_if): Update.
4766	(do_elif): Require expression if processing group.
4767
47682008-05-30  Danny Smith  <dannysmith@users.sourceforge.net>
4769
4770	* include/cpplib.h (struct cpp_dir): Add new field, canonical_name.
4771
47722008-05-21  Tom Tromey  <tromey@redhat.com>
4773
4774	PR preprocessor/27777:
4775	* lex.c (cpp_output_line_to_string): New function.
4776	* internal.h (_cpp_begin_message): Don't declare.
4777	* errors.c (_cpp_begin_message): Now static.
4778	* include/cpplib.h (cpp_output_line_to_string): Declare.
4779	* directives.c (do_diagnostic): Rewrote.  Use
4780	cpp_output_line_to_string.  Don't use _cpp_begin_message.
4781
47822008-05-21  Tom Tromey  <tromey@redhat.com>
4783
4784	* include/symtab.h (HT_ALLOCED): Remove.
4785	(ht_purge): Declare.
4786	* symtab.c (DELETED): New define.
4787	(ht_lookup): Update comment.
4788	(ht_lookup_with_hash): Handle deleted entries.  Remove HT_ALLOCED
4789	code.  Use subobject allocator for strings, if it exists.
4790	(ht_expand): Handle deleted entries.
4791	(ht_forall): Likewise.
4792	(ht_purge): New function.
4793	(ht_dump_statistics): Print deletion statistics.
4794
47952008-05-13  Tom Tromey  <tromey@redhat.com>
4796
4797	PR preprocessor/22168:
4798	* include/cpplib.h (struct cpp_options) <objc>: Update
4799	documentation.
4800	* expr.c (eval_token): Warn for use of assertions.
4801	* directives.c (directive_diagnostics): Warn about extensions.
4802	(DEPRECATED): New define.
4803	(DIRECTIVE_TABLE): Use it.
4804
48052008-05-06  Tom Tromey  <tromey@redhat.com>
4806
4807	PR preprocessor/35313, PR preprocessor/36088:
4808	* expr.c (optab) <QUERY, COMMA>: Set precedence to 4.
4809	(reduce) <case CPP_QUERY>: Special case CPP_COMMA and CPP_COLON.
4810
48112008-05-04  David S. Miller  <davem@davemloft.net>
4812
4813	* configure.ac (sparc*-*-*): Always set need_64bit_hwint to yes.
4814	* configure: Regenerate.
4815
48162008-04-22  Daniel Franke  <franke.daniel@gmail.com>
4817
4818	* include/cpplib.h (cpp_define_formatted): New.
4819	* directives.c (cpp_define_formatted): New.
4820
48212008-04-21  Tom Tromey  <tromey@redhat.com>
4822
4823	PR libcpp/33415:
4824	* charset.c (_cpp_convert_input): Add buffer_start argument.
4825	Ignore UTF-8 BOM if seen.
4826	* internal.h (_cpp_convert_input): Add argument.
4827	* files.c (struct _cpp_file) <buffer_start>: New field.
4828	(destroy_cpp_file): Free buffer_start, not buffer.
4829	(_cpp_pop_file_buffer): Likewise.
4830	(read_file_guts): Update.
4831
48322008-04-18  Kris Van Hees <kris.van.hees@oracle.com>
4833
4834	* include/cpp-id-data.h (UC): Was U, conflicts with U"..." literal.
4835	* include/cpplib.h (CHAR16, CHAR32, STRING16, STRING32): New tokens.
4836	(struct cpp_options): Added uliterals.
4837	(cpp_interpret_string): Update prototype.
4838	(cpp_interpret_string_notranslate): Idem.
4839	* charset.c (init_iconv_desc): New width member in cset_converter.
4840	(cpp_init_iconv): Add support for char{16,32}_cset_desc.
4841	(convert_ucn): Idem.
4842	(emit_numeric_escape): Idem.
4843	(convert_hex): Idem.
4844	(convert_oct): Idem.
4845	(convert_escape): Idem.
4846	(converter_for_type): New function.
4847	(cpp_interpret_string): Use converter_for_type, support u and U prefix.
4848	(cpp_interpret_string_notranslate): Match changed prototype.
4849	(wide_str_to_charconst): Use converter_for_type.
4850	(cpp_interpret_charconst): Add support for CPP_CHAR{16,32}.
4851	* directives.c (linemarker_dir): Macro U changed to UC.
4852	(parse_include): Idem.
4853	(register_pragma_1): Idem.
4854	(restore_registered_pragmas): Idem.
4855	(get__Pragma_string): Support CPP_STRING{16,32}.
4856	* expr.c (eval_token): Support CPP_CHAR{16,32}.
4857	* init.c (struct lang_flags): Added uliterals.
4858	(lang_defaults): Idem.
4859	* internal.h (struct cset_converter) <width>: New field.
4860	(struct cpp_reader) <char16_cset_desc>: Idem.
4861	(struct cpp_reader) <char32_cset_desc>: Idem.
4862	* lex.c (digraph_spellings): Macro U changed to UC.
4863	(OP, TK): Idem.
4864	(lex_string): Add support for u'...', U'...', u"..." and U"...".
4865	(_cpp_lex_direct): Idem.
4866	* macro.c (_cpp_builtin_macro_text): Macro U changed to UC.
4867	(stringify_arg): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
4868
48692008-04-18  Paolo Bonzini  <bonzini@gnu.org>
4870
4871	PR bootstrap/35457
4872	* aclocal.m4: Regenerate.
4873	* configure: Regenerate.
4874
48752008-04-17  Tom Tromey  <tromey@redhat.com>
4876
4877	PR libcpp/34866:
4878	* errors.c (cpp_error): Don't reference a token before the start
4879	of the current run.
4880
48812008-04-16  Tom Tromey  <tromey@redhat.com>
4882
4883	* Makefile.in (TAGS_SOURCES): New variable.
4884	(TAGS): New target.
4885
48862008-04-11  Kaz Kojima  <kkojima@gcc.gnu.org>
4887
4888	* configure.ac: (need_64bit_hwint): Need 64bit hwint for sh-*-*
4889	and shbe-*-*.
4890	* configure: Rebuilt.
4891
48922008-04-02  Joseph Myers  <joseph@codesourcery.com>
4893
4894	* include/cpplib.h (struct cpp_callbacks): Add used_define,
4895	used_undef and before_define.
4896	(NODE_USED): Define.
4897	* directives.c (do_define, do_undef, undefine_macros, do_ifdef,
4898	do_ifndef, cpp_pop_definition): Handle new flag and use new
4899	callbacks.
4900	* expr.c (parse_defined): Handle new flag and use new callbacks.
4901	* macro.c (enter_macro_context, _cpp_free_definition): Handle new
4902	flag and use new callbacks.
4903
49042008-04-01  Jakub Jelinek  <jakub@redhat.com>
4905
4906	PR pch/13675
4907	* files.c (struct _cpp_file): Remove pch field.
4908	(pch_open_file): Don't set file->pch, just file->pchname.
4909	(should_stack_file): After pfile->cb.read_pch call
4910	free pchname and clear pchname, don't close file->fd.
4911	Test file->pchname instead of file->pch.  Don't close fd after cb.
4912	(_cpp_stack_include): Test file->pchname instead of file->pch.
4913
49142008-03-28  Tom Tromey  <tromey@redhat.com>
4915
4916	* Makefile.in (POSTCOMPILE): New variable.
4917	(.c.o): Use it.
4918
49192008-03-13  Tom Tromey  <tromey@redhat.com>
4920
4921	PR libcpp/35322:
4922	* directives.c (destringize_and_run): Set pfile->directive.
4923
49242008-03-06  Markus Milleder  <markus.milleder@generali.at>
4925
4926	PR preprocessor/35458
4927	* mkdeps.c (munge): Quote '#' with a '\'.
4928
49292008-02-27  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
4930
4931	PR preprocessor/35379
4932	* mkdeps.c (deps_write): Ensure the first target always appears
4933	in the first column, without leading backslash newline.  Avoid
4934	some more extra whitespace.
4935
49362008-02-25  Thiemo Seufer <ths@mips.com>
4937
4938	* Makefile.in ($(srcdir)/config.in): Depend on configure.ac.
4939
49402008-02-19  Tom Tromey  <tromey@redhat.com>
4941
4942	* traditional.c (lex_identifier): Use CPP_HASHNODE.
4943	* lex.c (lex_identifier): Use CPP_HASHNODE.
4944	* include/line-map.h (LINEMAP_POSITION_FOR_COLUMN): Wrap in
4945	do-while.
4946	* identifiers.c (alloc_node): Change return type.
4947	(_cpp_init_hashtable): Don't cast 'alloc_node'.
4948	(proxy_assertion_broken): New declaration.
4949	(cpp_forall_identifiers): Move comment.
4950	* line-map.c (linemap_add): Comment fix.
4951	(linemap_line_start): Indentation fix.
4952
49532008-01-25  Jakub Jelinek  <jakub@redhat.com>
4954
4955	PR preprocessor/34692
4956	* macro.c (collect_args): Add pragma_buff argument.  Push
4957	CPP_PRAGMA ... CPP_PRAGMA_EOL tokens to *pragma_buff, rather
4958	than into arguments.  Reset prevent_expansion and parsing_args
4959	state at CPP_PRAGMA_EOL/CPP_EOF.
4960	(funlike_invocation_p): Add pragma_buff argument, pass it through
4961	to collect_args.
4962	(enter_macro_context): Add result argument.  Adjust
4963	funlike_invocation_p caller.  Emit all deferred pragma tokens
4964	gathered during collect_args before the expansion, add a padding
4965	token.  Return 2 instead of 1 if any pragma tokens were prepended.
4966	(cpp_get_token): If enter_macro_context returns 2, don't return
4967	a padding token, instead cycle to grab CPP_PRAGMA token.
4968	* directives.c (_cpp_handle_directive): If was_parsing_args
4969	in deferred pragma, leave parsing_args and prevent_expansion as is.
4970
49712008-01-22  Tom Tromey  <tromey@redhat.com>
4972
4973	PR c++/34859
4974	* macro.c (_cpp_create_definition): Handle __STDC_LIMIT_MACROS and
4975	__STDC_CONSTANT_MACROS.
4976
49772008-01-07  Fred Fish  <fnf@specifix.com>
4978
4979	PR preprocessor/30363
4980	* traditional.c (replace_args_and_push): Add local variable
4981	cxtquote, calculate the replacement text size assuming a
4982	worst case of every input character quoted with backslash,
4983	and properly handle output quoting of quote characters in
4984	actual arguments used in function-like macros.
4985
49862008-01-03  Tom Tromey  <tromey@redhat.com>
4987
4988	PR preprocessor/34602
4989	* directives.c (do_line): Don't try to spell EOF token.
4990	(do_linemarker): Add comment.
4991
49922007-12-11  DJ Delorie  <dj@redhat.com>
4993
4994	* charset.c (convert_using_iconv): Close out any shift states,
4995	returning to the initial state.
4996
49972007-12-06  Tom Tromey  <tromey@redhat.com>
4998
4999	PR c/29172
5000	* internal.h (struct cpp_reader) <file_hash_entries>: Changed
5001	type.
5002	<file_hash_entries_allocated, file_hash_entries_used>: Removed.
5003	* files.c (FILE_HASH_POOL_SIZE): New macro.
5004	(struct file_hash_entry_pool): New.
5005	(destroy_all_cpp_files): New function.
5006	(allocate_file_hash_entries): Allocate a file_hash_entry_pool.
5007	(new_file_hash_entry): Update.
5008	(free_file_hash_entries): New function.
5009	(_cpp_cleanup_files): Call free_file_hash_entries and
5010	destroy_all_cpp_files.
5011	(cpp_clear_file_cache): New function.
5012	* include/cpplib.h (cpp_clear_file_cache): Declare.
5013
50142007-12-03  Tom Tromey  <tromey@redhat.com>
5015
5016	PR preprocessor/34288
5017	* configure.ac, config.in: Rebuilt.
5018	* configure.ac: Check for ssize_t.
5019
50202007-11-30  Tom Tromey  <tromey@redhat.com>
5021
5022	PR preprocessor/32868
5023	* macro.c (_cpp_create_definition): Special case
5024	__STDC_FORMAT_MACROS.
5025
50262007-11-16  Michael Matz  <matz@suse.de>
5027
5028	* files.c (search_path_head): Fix check for absolute paths.
5029
50302007-11-11  Tom Tromey  <tromey@redhat.com>
5031
5032	PR c++/17557
5033	* include/cpplib.h (cpp_included_before): Declare.
5034	* files.c (struct file_hash_entry) <location>: New field.
5035	(_cpp_find_file): Initialize new field.
5036	(make_cpp_dir): Likewise.
5037	(cpp_included_before): New function.
5038
50392007-11-01  Tom Tromey  <tromey@redhat.com>
5040
5041	PR preprocessor/30805
5042	* macro.c (paste_tokens): Handle padding token.
5043	(paste_tokens): Don't abort unless padding has PASTE_LEFT flag.
5044
50452007-10-31  Tom Tromey  <tromey@redhat.com>
5046
5047	PR preprocessor/30786
5048	* macro.c (builtin_macro): Return result of _cpp_do__Pragma.
5049	* directives.c (_cpp_do__Pragma): Return error status.
5050	* internal.h (_cpp_do__Pragma): Update.
5051	* directives.c (get__Pragma_string): Back up if EOF seen.
5052
50532007-09-06  Tom Tromey  <tromey@redhat.com>
5054
5055	* internal.h (struct cpp_reader) <invocation_location>: New
5056	field.
5057	(struct cpp_reader) <set_invocation_location>: Likewise.
5058	* init.c (cpp_set_line_map): New function.
5059	* line-map.c (linemap_add): Use linemap's allocator.
5060	* include/line-map.h (GTY): Define.
5061	(line_map_realloc): New typedef.
5062	(struct line_map): Mark with GTY.
5063	(struct line_maps): Likewise.
5064	(struct line_maps) <maps>: Likewise.
5065	(struct line_maps) <reallocator>: New field.
5066	* include/symtab.h (GTY): Conditionally define.
5067	* include/cpplib.h (cpp_set_line_map): Declare.
5068	(cpp_get_token_with_location): Declare.
5069	* macro.c (cpp_get_token): Set invocation_location on the reader.
5070	(cpp_get_token_with_location): New function.
5071
50722007-08-30  Chao-ying Fu  <fu@mips.com>
5073
5074	* expr.c (interpret_float_suffix): Support hr, r, lr, llr, uhr, ur,
5075	ulr, ullr, hk, k, lk, llk, uhk, uk, ulk, ullk.
5076	(cpp_classify_number): Support decimal fixed-point constants without
5077	exponents.
5078	Warn about fixed-point constants when -pedantic.
5079	* include/cpplib.h (CPP_N_SMALL, CPP_N_MEDIUM, CPP_N_LARGE): Change
5080	comments to support fixed-point values.
5081	(CPP_N_FRACT, CPP_N_ACCUM): Define.
5082
50832007-08-18  Tom Tromey  <tromey@redhat.com>
5084
5085	PR preprocessor/32974
5086	* directives.c (parse_include): Don't check for EOL when
5087	processing #pragma dependency.
5088
50892007-07-30  Ollie Wild  <aaw@google.com>
5090
5091	* directives-only.c: New file.
5092	* internal.h (struct _cpp_dir_only_callbacks): New.
5093	(_cpp_preprocess_dir_only): New function.
5094	* directives.c (_cpp_handle_directive): Check directives_only before
5095	disabling execution of indented directives.
5096	* files.c (_cpp_stack_file): Add directives_only check.
5097	* include/cpplib.h (struct cpp_options): Add directives_only.
5098	(cpp_init_special_builtins): New function.
5099	* init.c (cpp_init_special_builtins): New function.
5100	(cpp_init_builtins): Move builtin_array initialization to
5101	cpp_init_special_builtins.
5102	(post_options): Check directives_only before setting
5103	pfile->state.prevent_expansion = 1.
5104	* macro.c (_cpp_builtin_macro_text): Print an error if __COUNTER__
5105	is expanded inside a directive while -fdirectives-only is enabled.
5106	* Makefile.in (libcpp_a_OBJS): Add directives-only.o.
5107	(libcpp_a_SOURCES): Add directives-only.c.
5108
51092007-07-04  Uros Bizjak  <ubizjak@gmail.com>
5110
5111	* traditional.c (_cpp_scan_out_logical_line): Initialize
5112	fmacro.args, fmacro.node, fmacro.offset, fmacro.line and
5113	fmacro.args to prevent 'may be used uninitialized' warning.
5114
51152007-07-03  Uros Bizjak  <ubizjak@gmail.com>
5116
5117	* include/cpplib.h (CPP_N_WIDTH_MD, CPP_N_MD_W, CPP_N_MD_Q):
5118	Add new constants.
5119	* expr.c (interpret_float_suffix): Process 'w', 'W', 'q' and 'Q'
5120	suffixes.  Return CPP_N_MD_W for 'w' or 'W' suffixes and CPP_N_MD_Q
5121	for 'q' or 'Q' suffixes.
5122
51232007-06-17  Danny Smith  <dannysmith@users.sourceforge.net
5124
5125	* files.c (open_file): Correct typo.
5126
51272007-06-16  Vladimir Prus  <vladimir@codesourcery.com>
5128
5129	* files.c (open_file): Prevent the call
5130	for stat from overwriting errno.
5131
51322007-06-09  Vladimir Prus  <vladimir@codesourcery.com>
5133
5134	* files.c (open_file): Account for the
5135	fact that on windows, opening a directory gives
5136	EACCES.
5137
51382007-06-05  Joerg Wunsch  <j.gnu@uriah.heep.sax.de>
5139
5140	PR preprocessor/23479
5141	* expr.c (cpp_classify_number): Implement 0b-prefixed binary
5142	integer constants.
5143	(append_digit): Likewise.
5144	* include/cpplib.h: Add CPP_N_BINARY, to be used for 0b-prefixed
5145	binary integer constants.
5146
51472007-05-31  Dave Korn  <dave.korn@artimi.com>
5148
5149	PR preprocessor/14331
5150	* lex.c (_cpp_get_fresh_line):  Don't warn if no newline at EOF.
5151
51522007-05-24  Ollie Wild  <aaw@google.com>
5153
5154	* macro.c (_cpp_builtin_macro_text): Handle BT_COUNTER.
5155	* pch.c (cpp_write_pch_deps): Save __COUNTER__ state.
5156	(cpp_write_pch_state): Save __COUNTER__ state.
5157	(cpp_valid_state): Check valid __COUNTER__ state.
5158	(cpp_read_state): Read new __COUNTER__ state.
5159	* include/cpplib.h (enum builtin_type): Add BT_COUNTER enumerator.
5160	* init.c (builtin_array): Add __COUNTER__/BT_COUNTER.
5161	* internal.h (struct cpp_reader): Add counter member.
5162
51632007-05-23  Simon Martin  <simartin@users.sourceforge.net>
5164
5165	PR preprocessor/20077
5166	* macro.c (create_iso_definition): Fixed the method to determine
5167	whether the token-pasting operator appears at the beginning or the end
5168	of a macro.
5169
51702007-05-21  Ian Lance Taylor  <iant@google.com>
5171
5172	* internal.h (struct cpp_reader): Add new fields:
5173	nonexistent_file_hash and nonexistent_file_ob.
5174	* files.c: Include "obstack.h".
5175	(find_file_in_dir): Before trying to open the file, look up the
5176	path name in the hash table of nonexistent files.  After failing
5177	to open the file, add the path name to the hash table.
5178	(_cpp_find_file): Cache the results of looking up the file name
5179	starting with the quote and bracket chain heads, if we can.
5180	(nonexistent_file_hash_eq): New static function.
5181	(_cpp_init_files): Initialize pfile->nonexistent_file_hash and
5182	pfile->nonexistent_file_ob.
5183	(_cpp_cleanup_files): Free pfile->nonexistent_file_hash and
5184	pfile->nonexistent_file_ob.
5185
51862007-05-14  Janis Johnson  <janis187@us.ibm.com>
5187
5188	* expr.c (cpp_classify_number): Warn about dfp constant for -pedantic.
5189
5190	PR c/31924
5191	* expr.c (interpret_float_suffix): Check for invalid suffix.
5192
51932007-05-02  Eric Christopher  <echristo@apple.com>
5194
5195	* expr.c (num_div_op): Don't overflow if the result is
5196	zero.
5197
51982007-05-02  Tom Tromey  <tromey@redhat.com>
5199
5200	PR preprocessor/28709
5201	* macro.c (paste_tokens): Remove PASTE_LEFT from the old lhs.
5202
52032007-03-30  Michael Meissner  <michael.meissner@amd.com>
5204
5205	* directives.c (lex_macro_node_from_str): Fix alloca call to be
5206	type correct.
5207
52082007-03-30  Richard Henderson  <rth@redhat.com>
5209
5210	* directives.c (lex_macro_node_from_str): New.
5211	(cpp_push_definition, cpp_pop_definition): New.
5212	* include/cpplib.h (cpp_push_definition, cpp_pop_definition): Declare.
5213
52142007-03-01  Brooks Moses  <brooks.moses@codesourcery.com>
5215
5216	* Makefile.in: Add dummy install-pdf target.
5217
52182007-01-30  Tom Tromey  <tromey@redhat.com>
5219
5220	PR preprocessor/30468
5221	* mkdeps.c (apply_vpath): Strip successive '/'s if we stripped
5222	'./'.
5223
52242007-01-30  Tom Tromey  <tromey@redhat.com>
5225
5226	PR preprocessor/29966
5227	* macro.c (lex_expansion_token): Save and restore cpp_reader's
5228	cur_token.
5229	(_cpp_create_definition): Don't restore cur_token here.
5230	* lex.c (_cpp_lex_token): Added assertion.
5231
52322007-01-27  Tom Tromey  <tromey@redhat.com>
5233
5234	* configure: Rebuilt.
5235
52362007-01-12  Tom Tromey  <tromey@redhat.com>
5237
5238	PR preprocessor/28227
5239	* directives.c (lex_macro_node): Added 'is_def_or_undef'
5240	argument.
5241	(do_define): Update.
5242	(do_undef): Update.
5243	(do_ifdef): Update.
5244	(do_ifndef): Update.
5245
52462007-01-11  Paolo Bonzini  <bonzini@gnu.org>
5247
5248	* configure: Regenerate.
5249
52502007-01-11  Paolo Bonzini  <bonzini@gnu.org>
5251
5252	* configure: Regenerate.
5253
52542007-01-04  Tom Tromey  <tromey@redhat.com>
5255
5256	PR preprocessor/28165
5257	* internal.h (cpp_in_primary_file): New function.
5258	* directives.c (do_include_next): Use cpp_in_primary_file.
5259	(do_pragma_once): Likewise.
5260	(do_pragma_system_header): Likewise.
5261
52622006-12-29  Ian Lance Taylor  <iant@google.com>
5263
5264	* lex.c (_cpp_clean_line): Add uses of __builtin_expect.  Don't
5265	look backward at the end of the line unless we saw a backslash.
5266
52672006-12-29  Jakub Jelinek  <jakub@redhat.com>
5268
5269	PR preprocessor/29612
5270	* directives.c (do_linemarker): Set pfile->buffer->sysp always, not
5271	only when new_sysp is non-zero.
5272
52732006-12-28  Tom Tromey  <tromey@redhat.com>
5274
5275	PR preprocessor/30001
5276	* charset.c (_cpp_convert_input): Check that to.len is greater
5277	than zero.
5278
52792006-11-20  Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
5280
5281	* configure.ac (need_64bit_hwint): Need 64bit hwint for SPU.
5282	* configure: Rebuilt.
5283
52842006-11-01	Douglas Gregor <doug.gregor@gmail.com>
5285
5286	* include/cpplib.h (enum c_lang): Add CLK_GNUCXX0X and CLK_CXX0X
5287	for experimental C++0x mode.
5288	* init.c (lang_defaults): Add defaults for C++0x modes. C++0x has
5289	adopted the preprocessor changes introduced in C99.
5290
52912006-10-29  Joseph Myers  <joseph@codesourcery.com>
5292
5293	* configure.ac (need_64bit_hwint): Set for i[34567]86-*-linux*
5294	depending on --enable-targets=all.
5295	* configure: Regenerate.
5296
52972006-10-12  Jakub Jelinek  <jakub@redhat.com>
5298
5299	PR preprocessor/28709
5300	* macro.c (paste_tokens): Do error reporting here, use BUF with the
5301	spelled LHS token as opposed to spelling it again.
5302	(paste_all_tokens): Don't report errors here, just break on failure.
5303
53042006-10-10  Brooks Moses  <bmoses@stanford.edu>
5305
5306	* Makefile.in: Added empty "pdf" target.
5307
53082006-09-22  Geoffrey Keating  <geoffk@apple.com>
5309
5310	* configure.ac: Make need_64_bit_hwint case for x86-darwin
5311	match exactly the glob in gcc/config.gcc.
5312	* configure: Regenerate.
5313
53142006-09-13  Joseph S. Myers  <joseph@codesourcery.com>
5315
5316	PR c/28768
5317	PR preprocessor/14634
5318	* lex.c (lex_string): Pedwarn for unterminated literals.
5319
53202006-09-08  Eric Christopher  <echristo@apple.com>
5321
5322	* configure.ac: Add 64-bit HWI support for i?86-darwin.
5323
53242006-08-14  Steve Ellcey  <sje@cup.hp.com>
5325
5326	PR c++/28288
5327	PR c++/14556
5328	* include/cpplib.h: Remove <?, >?, <?=, and >?= tokens.
5329	(CPP_LAST_EQ): Change.
5330	(CPP_LAST_PUNCTUATOR): Change.
5331	* expr.c (cpp_operator): Remove MIN and MAX.
5332	(reduce): Remove CPP_MIN and CPP_MAX.
5333	(num_binary_op): Ditto.
5334	* lex.c (_cpp_lex_direct): Ditto.
5335	(cpp_avoid_paste): Remove ? as legal symbol after > or <.
5336
53372006-06-09  Jakub Jelinek  <jakub@redhat.com>
5338
5339	PR preprocessor/27746
5340	* directives.c (do_pragma): Handle pragma with valid namespace
5341	and invalid name coming from macro expansion.
5342	* directives.c (destringize_and_run): Initialize next field in
5343	context.
5344
5345	PR c/27747
5346	PR c++/27748
5347	* directives.c (destringize_and_run): Set NO_EXPAND on the
5348	tokens.
5349
5350	* macro.c (_cpp_backup_tokens): Fix comment typo.
5351
53522006-05-31  Daniel Jacobowitz  <dan@codesourcery.com>
5353
5354	* Makefile.in (CATALOGS): Add po/ prefix.
5355	* configure: Regenerated.
5356
53572006-05-23  Carlos O'Donell  <carlos@codesourcery.com>
5358
5359	* Makefile.in: Add install-html target. Add install-html to .PHONY
5360
53612006-02-17  Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
5362
5363	* macro.c (_cpp_builtin_macro_text): Handle BT_TIMESTAMP.
5364	* files.c (_cpp_get_file_stat): New function.
5365	* include/cpplib.h (builtin_type): Add BT_TIMESTAMP.
5366	* init.c (builtin_array): Add support for __TIMESTAMP__/BT_TIMESTAMP.
5367	* internal.h (_cpp_get_file_stat): Prototype.
5368	(struct cpp_buffer): Add timestamp.
5369
53702006-01-23  Jakub Jelinek  <jakub@redhat.com>
5371
5372	PR preprocessor/25717
5373	* init.c (cpp_init_builtins): If __STDC__ will not change value
5374	between system headers and other sources, define it as a normal
5375	macro rather than a builtin.
5376	* macro.c (_cpp_builtin_macro_text) <case BT_STDC>: Only check
5377	cpp_in_system_header condition.
5378
53792006-01-05  Paolo Bonzini  <bonzini@gnu.org>
5380
5381	* Makefile.in: Use -MMD instead of -MD.
5382
53832006-01-04  Dmitry Kurochkin <dmitry.kurochkin@gmail.com>
5384	    Richard Henderson  <rth@redhat.com>
5385
5386	Merge from gomp branch:
5387	* directives.c (struct pragma_entry): Add is_deferred.  Add ident
5388	entry to value union.
5389	(end_directive): Don't eat the line if in_deferred_pragma.
5390	(run_directive): Remove pragma hacks.
5391	(insert_pragma_entry): Remove.
5392	(new_pragma_entry): New.
5393	(register_pragma_1): Split out of register_pragma.  Only handle
5394	the lookup tree and return the new entry.
5395	(cpp_register_pragma): Fill in the pragma entry here.
5396	(cpp_register_deferred_pragma): New.
5397	(register_pragma_internal): New.
5398	(_cpp_init_internal_pragmas): Use register_pragma_internal.
5399	(do_pragma): Allow pragma expansion after namespace.  For deferred
5400	pragmas, don't slurp the line into a string.
5401	(destringize_and_run): Save tokens for deferred pragmas.
5402	(cpp_handle_deferred_pragma): Remove.
5403	* macro.c (builtin_macro): Remove pragma token hack.
5404	(_cpp_push_token_context): Rename from push_token_context and export.
5405	* internal.h (struct lexer_state): Add pragma_allow_expansion.
5406	(_cpp_push_token_context): Declare.
5407	* lex.c (_cpp_lex_token): Allow _cpp_handle_directive to return
5408	a token.  Update the line number correctly if so.
5409	(_cpp_lex_direct): Emit CPP_PRAGMA_EOL tokens.
5410	(cpp_token_val_index): Return CPP_TOKEN_FLD_PRAGMA for pragmas.
5411	* include/cpplib.h (PRAGMA_EOL): New.
5412	(CPP_TOKEN_FLD_PRAGMA): New.
5413	(struct cpp_token): Add val.pragma.
5414	(struct cpp_options): Remove defer_pragmas.
5415	(cpp_handle_deferred_pragma): Remove.
5416	(cpp_register_deferred_pragma): Declare.
5417
54182006-01-01  Jakub Jelinek  <jakub@redhat.com>
5419
5420	PR c++/25294
5421	* directives.c (do_pragma): If pragma line ends with multi-line
5422	block comment, end the saved deferred pragma string before that
5423	comment.  Handle embedded '\0' chars on the pragma line.
5424
54252005-12-22  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
5426
5427	PR c++/23333
5428	* include/cpplib.h: Add PURE_ZERO to flags for the cpp_token structure.
5429
54302005-12-07  Jon Grimm  <jgrimm2@us.ibm.com>
5431	    Ben Elliston  <bje@au.ibm.com>
5432
5433	* include/cpplib.h (CPP_N_DFLOAT): New.
5434	* expr.c (interpret_float_suffix): Identify df, dd, and dl
5435	suffixes as decimal floating point constants.
5436	(cpp_classify_number): Disallow hexadecimal DFP constants.
5437
54382005-11-14  Gerald Pfeifer  <gerald@pfeifer.com>
5439	    Ian Lance Taylor  <ian@airs.com>
5440
5441	* include/cpplib.h (struct cpp_callbacks): Annotate error with
5442	ATTRIBUTE_FPTR_PRINTF(3,0) instead of ATTRIBUTE_PRINTF(3,0).
5443
54442005-11-09  Per Bothner  <per@bothner.com>
5445	    Uros Bizjak  <uros@kss-loka.si>
5446
5447	PR c/24101
5448	* init.c (read_original_filename): Temporarily set
5449	state.in_directive before calling _cpp_lex_direct for
5450	CPP_HASH tokens.
5451
54522005-11-03  James E Wilson  <wilson@specifix.com>
5453
5454	PR preprocessor/24202
5455	* files.c (_cpp_pop_file_buffer): Set buffer_valid to false.
5456
54572005-11-04  Joseph S. Myers  <joseph@codesourcery.com>
5458
5459	* include/cpplib.h (struct cpp_callbacks): Make error take
5460	va_list* parameter.
5461	* errors.c (cpp_error): Update call to callback.
5462
54632005-11-03  Andrew Pinski  <pinskia@physics.uc.edu>
5464
5465	PR preprocessor/22042
5466	* macro.c (_cpp_builtin_macro_text): Lower the needed max
5467	buffer size.
5468	(cpp_quote_string): Don't octalify non printable
5469	charactors.
5470
54712005-11-03  Joseph S. Myers  <joseph@codesourcery.com>
5472
5473	PR c++/17964
5474	* include/cpplib.h (struct cpp_options): Add client_diagnostic.
5475	(struct cpp_callbacks): Add error.
5476	* errors.c (cpp_error): If client_diagnostic, use error callback.
5477	* charset.c (convert_escape): Don't use %03o in diagnostic.
5478
54792005-10-21  James E Wilson  <wilson@specifix.com>
5480
5481	PR preprocessor/15220
5482	* files.c (_cpp_find_file): New parameter angle_brackets.  Fix all
5483	callers.  Pass to open_file_failed.
5484	(open_file_failed): New parameter angle_brackets.  Fix all callers.
5485	Use in print_dep assignment.
5486	* init.c (cpp_read_main_file): Pass additional arg to _cpp_find_file.
5487	* internal.h (_cpp_find_file): Add new parm to declaration.
5488
54892005-10-08  Kazu Hirata  <kazu@codesourcery.com>
5490
5491	* configure.ac: Require 64-bit int for arm*-*-*eabi*.
5492	* configure: Regenerate.
5493
54942005-10-04  Ian Lance Taylor  <ian@airs.com>
5495
5496	PR preprocessor/13726
5497	* directives.c (check_eol_return_comments): New static function.
5498	(parse_include): Add buf parameter.  Change all callers.
5499	(do_include_common): If not discard comments, turn on
5500	save_comments.  Pass collected comments to include callback.
5501	* include/cpplib.h (struct cpp_callbacks): Add new parameter to
5502	include callback: cpp_token list.
5503
55042005-09-20  Joseph S. Myers  <joseph@codesourcery.com>
5505
5506	* include/cpplib.h (struct cpp_options): Add extended_identifiers.
5507	* init.c (struct lang_flags, lang_defaults): Add
5508	extended_identifiers.
5509	(cpp_set_lang): Use it.
5510	* lex.c (forms_identifier_p): Check extended_identifiers.
5511
55122005-08-30  Jakub Jelinek  <jakub@redhat.com>
5513
5514	PR preprocessor/20348
5515	PR preprocessor/20356
5516	* files.c (_cpp_find_file, search_cache): Revert 2004-06-26 and
5517	2004-06-05 changes.
5518
55192005-07-23  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
5520
5521	* configure.ac (ACX_PROG_CC_WARNING_OPTS): add
5522	-Wmissing-format-attribute.
5523
5524	* configure: Regenerate.
5525
55262005-06-29  Kelley Cook  <kcook@gcc.gnu.org>
5527
5528	* all files: Update FSF address in copyright headers.
5529	* makeucnid.c (write_copyright): Update outputted FSF address.
5530
55312005-06-13  Zack Weinberg  <zack@codesourcery.com>
5532
5533	* configure.ac: Invoke ZW_CREATE_DEPDIR and
5534	ZW_PROG_COMPILER_DEPENDENCIES.
5535	* aclocal.m4, configure: Regenerate.
5536	* Makefile.in (DEPMODE, DEPDIR, depcomp, COMPILE.base, COMPILE):
5537	New variables.
5538	(distclean): Clean up $(DEPDIR) and its contents.
5539	(.c.o): Use $(COMPILE).
5540	Include $(DEPDIR)/*.Po for most object->header dependencies.
5541
55422005-05-28  Gabriel Dos Reis  <gdr@integrable-solutions.net>
5543
5544	* configure.ac: Check declarations for asprintf and vasprintf.
5545	* config.in: Regenerate.
5546	* configure: Likewise.
5547
5548	* charset.c (conversion_loop): Use XRESIZEVEC.
5549	(convert_no_conversion): Likewise.
5550	(convert_using_iconv): Likewise.
5551	(init_iconv_desc): Cast return value of alloca.
5552	(cpp_host_to_exec_charset): Use XNEWVEC.
5553	(emit_numeric_escape): Use XRESIZEVEC.
5554	(cpp_interpret_string): Use XNEWVEC.
5555	(cpp_interpret_string): Use XRESIZEVEC.
5556	(_cpp_interpret_identifier): Cast return value of alloca.
5557	(_cpp_convert_input): Use XNEWVEC and XRESIZEVEC.
5558	* directives.c (glue_header_name): Use XNEWVEC and XRESIZEVEC.
5559	(parse_include): Use XNEWVEC.
5560	(insert_pragma_entry): Rename local variable "new" to
5561	"new_entry".
5562	(save_registered_pragmas): Cast return value of xmemdup.
5563	(destringize_and_run): Same for alloca.
5564	(parse_assertion): Likewise.
5565	(do_assert): Cast allocated storage to proper type.
5566	(cpp_define): Likewise.
5567	(_cpp_define_builtin): Likewise.
5568	(cpp_undef): Likewise.
5569	(handle_assertion): Likewise.
5570	(cpp_push_buffer): Rename local variable "new" to "new_buffer".
5571	* expr.c (CPP_UPLUS): Cast value to type cpp_ttype.
5572	(CPP_UMINUS): Likewise.
5573	(struct cpp_operator): Rename from struct operator.
5574	(_cpp_expand_op_stack): Use XRESIZEVEC.
5575	* files.c (pch_open_file): Use XNEWVEC.
5576	(pch_open_file): Use XRESIZEVEC.
5577	(read_file_guts): Use XNEWVEC and XRESIZEVEC.
5578	(dir_name_of_file): Use XNEWVEC.
5579	(make_cpp_file): Use XCNEW.
5580	(make_cpp_dir): Likewise.
5581	(allocate_file_hash_entries): USE XNEWVEC.
5582	(cpp_included): Cast return value of htab_find_with_hash.
5583	(append_file_to_dir): Use XNEWVEC.
5584	(read_filename_string): Likewise. Use XRESIZEVEC too.
5585	(read_name_map): Cast return value of alloca.  Use XRESIZEVEC.
5586	(remap_filename): Use XNEWVEC.
5587	(struct pchf_entry): Move definition out of struct pchf_data.
5588	(_cpp_save_file_entries): Use XCNEWVAR.
5589	(_cpp_read_file_entries): Use XNEWVAR.
5590	* identifiers.c (alloc_node): Use XOBNEW.
5591	* init.c (cpp_create_reader): Use XCNEW.
5592	(cpp_init_builtins): Cast of b->value to enum builtin_type.
5593	(read_original_directory): Cast return value of alloca.
5594	* lex.c (add_line_note): Use XRESIZEVEC.
5595	(warn_about_normalization): Use XNEWVEC.
5596	(_cpp_lex_direct): Cast node->directive_index to (enum cpp_ttype).
5597	(new_buff): Use XNEWVEC.
5598	* line-map.c (linemap_add): Use XRESIZEVEC.
5599	* macro.c (builtin_macro): Cast return value of alloca.
5600	(paste_tokens): Likewise.
5601	(expand_arg): Use XNEWVEC and XRESIZEVEC.
5602	(_cpp_save_parameter): Use XRESIZEVEC.
5603	(create_iso_definition): Cast allocated storage to proper type.
5604	(_cpp_create_definition): Likewise.
5605	(cpp_macro_definition): Use XRESIZEVEC.
5606	* makedepend.c (add_clm): Use XNEW.
5607	(add_dir): Likewise.
5608	* mkdeps.c (munge): Use XNEWVEC.
5609	(deps_init): Use XCNEW.
5610	(deps_add_target): Use XRESIZEVEC.
5611	(deps_add_default_target): Cast return value of alloca.
5612	(deps_add_dep): Use XRESIZEVEC.
5613	(deps_add_vpath): Likewise.  Use XNEWVEC too.
5614	(deps_restore): Likewise.
5615	* pch.c (save_idents): Use XNEW and XNEWVEC.
5616	(cpp_save_state): Use XNEW.
5617	(count_defs): Cast return value of htab_find.
5618	(write_defs): Likewise.
5619	(cpp_write_pch_deps): Use XNEWVEC.
5620	(collect_ht_nodes): Use XRESIZEVEC.
5621	(cpp_valid_state): Use XNEWVEC.
5622	(save_macros): Use XRESIZEVEC.  Cast return value of xmemdup.
5623	* symtab.c (ht_create): Use XCNEW.
5624	(ht_lookup_with_hash): Cast return value of obstack_copy0.
5625	(ht_expand): Use XCNEWVEC.
5626	* system.h (HAVE_DESIGNATED_INITIALIZERS): False if __cplusplus.
5627	(bool): Do not define if __cplusplus.
5628
56292005-05-12  Zack Weinberg  <zack@codesourcery.com>
5630
5631	* directives.c (#sccs table entry): Mark IN_I, consistent with #ident.
5632	(do_sccs): Delete function definition, #define to do_ident.
5633	(do_ident): Don't hardwire directive name.
5634
56352005-05-12  Ryota Kunisawa  <kunisawa@access.co.jp>
5636
5637	PR bootstrap/21230
5638	* configure: Regenerate.
5639
56402005-04-27  Andris Pavenis  <pavenis@latnet.lv>
5641
5642	* files.c: Include io.h for DJGPP to get prototype of setmode.
5643
56442005-04-19  Per Bothner  <per@bothner.com>
5645
5646	PR preprocessor/20907
5647	* line-map.c (linemap_line_start): Fix bug when we need to increse
5648	column_bits but can re-use the current line_map.
5649
56502005-04-19  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
5651
5652	* system.h (fopen, fdopen, freopen): Define these to the unlocked
5653	libiberty functions.
5654
56552005-04-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
5656
5657	* configure.ac (libcpp_UNLOCKED_FUNCS): New.
5658	(AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for libcpp_UNLOCKED_FUNCS.
5659	* system.h (putchar, getc, getchar, clearerr, feof, fileno,
5660	fflush, fgetc, fgets, ferror, fread): Redefine to the associated
5661	_unlocked function.
5662	(fwrite_unlocked): Fix prototype.
5663
5664	* configure, config.in: Regenerate.
5665
56662005-04-05  Jakub Jelinek  <jakub@redhat.com>
5667
5668	PR preprocessor/19475
5669	* macro.c (create_iso_definition): For < ISO C99, don't
5670	pedwarn if there is no whitespace between macro name and its
5671	replacement, but the replacement starts with a basic character
5672	set character.
5673
56742005-03-28  Andreas Jaeger  <aj@suse.de>
5675
5676	* lex.c (warn_about_normalization): Cast field width to int to
5677	avoid warning.
5678
56792005-03-19  Joseph S. Myers  <joseph@codesourcery.com>
5680
5681	* configure.ac: Consistently use solaris2.1[0-9]* instead of
5682	solaris2.1[0-9].
5683	* configure: Regenerate.
5684
56852005-03-15  Geoffrey Keating  <geoffk@apple.com>
5686
5687	* charset.c (_cpp_valid_ucn): In identifiers, reject a partial
5688	UCN rather than printing an error.
5689
56902005-03-14  Geoffrey Keating  <geoffk@apple.com>
5691
5692	* lex.c (forms_identifier_p): Disable UCNs in C89 mode.
5693
56942005-03-14  Geoffrey Keating  <geoffk@apple.com>
5695
5696	* init.c (cpp_create_reader): Default warn_normalize to normalized_C.
5697	* charset.c: Update for new format of ucnid.h.
5698	(ucn_valid_in_identifier): Update for new format of ucnid.h.
5699	Add NST parameter, and update it; update callers.
5700	(cpp_valid_ucn): Add NST parameter, update callers.  Replace abort
5701	with cpp_error.
5702	(convert_ucn): Pass normalize_state to cpp_valid_ucn.
5703	* internal.h (struct normalize_state): New.
5704	(INITIAL_NORMALIZE_STATE): New.
5705	(NORMALIZE_STATE_RESULT): New.
5706	(NORMALIZE_STATE_UPDATE_IDNUM): New.
5707	(_cpp_valid_ucn): New.
5708	* lex.c (warn_about_normalization): New.
5709	(forms_identifier_p): Add normalize_state parameter, update callers.
5710	(lex_identifier): Add normalize_state parameter, update callers.  Keep
5711	the state current.
5712	(lex_number): Likewise.
5713	(_cpp_lex_direct): Pass normalize_state to subroutines.  Check
5714	it with warn_about_normalization.
5715	* makeucnid.c: New.
5716	* ucnid.h: Replace.
5717	* ucnid.pl: Remove.
5718	* ucnid.tab: Make appropriate for input to makeucnid.c.  Remove
5719	comments about obsolete version of C++.
5720	* include/cpplib.h (enum cpp_normalize_level): New.
5721	(struct cpp_options): Add warn_normalize field.
5722
57232005-03-11  Geoffrey Keating  <geoffk@apple.com>
5724
5725	* directives.c (glue_header_name): Update call to cpp_spell_token.
5726	* internal.h (_cpp_interpret_identifier): New.
5727	* charset.c (_cpp_interpret_identifier): New.
5728	(_cpp_valid_ucn): Allow UCN version of '$'.
5729	* lex.c (lex_identifier): Add extra parameter to indicate if initial
5730	character was '$' or '\'.  Support identifiers with UCNs.
5731	(forms_identifier_p): Allow UCNs.
5732	(_cpp_lex_direct): Pass extra parameter to lex_identifier.
5733	(utf8_to_ucn): New.
5734	(cpp_spell_token): Add FORSTRING parameter.  Use it.
5735	(cpp_token_as_text): Update call to cpp_spell_token.
5736	(cpp_output_token): Write UCNs back out.
5737	(stringify_arg): Update call to cpp_spell_token.
5738	(paste_tokens): Likewise.
5739	(cpp_macro_definition): Likewise.
5740	* macro.c (stringify_arg): Likewise.
5741	(paste_tokens): Likewise.
5742	(cpp_macro_definition): Likewise.
5743	* include/cpplib.h: Add parameter to cpp_spell_token.
5744
57452005-03-04  Jakub Jelinek  <jakub@redhat.com>
5746
5747	PR bootstrap/20282
5748	PR bootstrap/20305
5749	* macro.c (replace_args, cpp_get_token): Copy whole
5750	cpp_token_u instead of just cpp_string field from it.
5751
57522005-02-28  Devang Patel  <dpatel@apple.com>
5753
5754	* directives.c (do_line): Save sysp early before line table is
5755	realloc'ed.
5756
57572005-02-20  Zack Weinberg  <zack@codesourcery.com>
5758
5759	PR 18785
5760	* charset.c (LAST_POSSIBLY_BASIC_SOURCE_CHAR): New helper macro.
5761	(cpp_host_to_exec_charset): New function.
5762	* include/cpplib.h: Declare cpp_host_to_exec_charset.
5763
57642005-02-19  Devang Patel  <dpatel@apple.com>
5765
5766	* charset.c (_cpp_convert_input): Check '\r' before inserting
5767	'\n' at the end.
5768
57692005-02-15  Eric Christopher  <echristo@redhat.com>
5770
5771	PR preprocessor/19077
5772	* macro.c (cpp_macro_definition): Move handling of whitespace
5773	to PREV_WHITE conditional. Remove overloading of len
5774	variable.
5775
57762005-02-14  Kazu Hirata  <kazu@cs.umass.edu>
5777
5778	* directives.c, files.c, init.c, internal.h, macro.c, pch.c,
5779	traditional.c: Update copyright.
5780
57812005-02-14  Paolo Bonzini  <bonzini@gnu.org>
5782
5783	PR bootstrap/19818
5784	* configure.ac: Check for declaration of basename and getopt.
5785	* config.in: Regenerate.
5786	* configure: Regenerate.
5787	* internal.h (ustrcspn): New.
5788	* macro.c (create_iso_definition): Fix allocation of memory.
5789	(padding_token): Add cast to remove const-ness.
5790	* pch.c (cpp_read_state): Use ustrcspn.
5791
57922005-02-08  Mike Stump  <mrs@apple.com>
5793
5794	* files.c (pchf_adder): Remove.
5795	(struct pchf_adder_info): Likewise.
5796	(_cpp_save_file_entries): Write out all files so that #import works.
5797
57982005-01-23  Joseph S. Myers  <joseph@codesourcery.com>
5799
5800	* configure: Regenerate.
5801
58022005-01-11  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>
5803
5804	* include/cpplib.h (c_lang): Fix comment to say cpp_create_reader.
5805
5806	* include/cpplib.h: Also update copyright years.
5807
58082005-01-03  Geoffrey Keating  <geoffk@apple.com>
5809
5810	* files.c (_cpp_find_file): Add files found by search_path_exhausted
5811	to the list of all files.
5812
58132005-01-01  Gabriel Dos Reis  <gdr@integrable-solutions.net>
5814
5815	* internal.h: Update references to Cpp lib filenames.
5816	* directives.c: Likewise.
5817	* init.c: Likewise.
5818	* macro.c: Likewise.
5819	* traditional.c: Likewise.
5820
58212004-12-15  Eric Botcazou  <ebotcazou@libertysurf.fr>
5822
5823	PR preprocessor/15167
5824	* files.c (destroy_cpp_file): New function.
5825	(should_stack_file): Make a new file if the
5826	compared file is still stacked.
5827
58282004-11-28  Nathanael Nerode  <neroden@gcc.gnu.org>
5829
5830	PR preprocessor/17610
5831	* directives.c (do_include_common): Error out if an empty filename
5832	is given for #include (or #include_next or #import).
5833
58342004-11-27  Roger Sayle  <roger@eyesopen.com>
5835	    Zack Weinberg  <zack@codesourcery.com>
5836
5837	* internal.h: Replace all uses of uchar with unsigned char.
5838	* include/cpp-id-data.h: Likewise.  Guard typedef of uchar
5839	with !IN_GCC, so uchar is only defined whilst building libcpp.
5840
58412004-11-24  Kelley Cook  <kcook@gcc.gnu.org>
5842
5843	* aclocal.m4: Regenerate.
5844
58452004-11-24  Roger Sayle  <roger@eyesopen.com>
5846
5847	PR preprocessor/15824
5848	* configure.ac: Correct HAVE_UCHAR test to #include <sys/types.h>
5849	directly, instead of the non-existant "system.h" and "ansidecl.h".
5850	* configure: Regenerate.
5851
58522004-11-23  Daniel Jacobowitz  <dan@codesourcery.com>
5853	    Joseph Myers  <joseph@codesourcery.com>
5854
5855	* internal.h (struct lexer_state): Add in_deferred_pragma.
5856	* directives.c (struct pragma_entry): Add allow_expansion.
5857	(insert_pragma_entry): Take allow_expansion flag.
5858	(register_pragma): Likewise.
5859	(cpp_register_pragma): Likewise.
5860	(_cpp_init_internal_pragmas): Update calls to cpp_register_pragma.
5861	(do_pragma): Honor allow_expansion.
5862	(cpp_handle_deferred_pragma): Set in_deferred_pragma.
5863	* include/cpplib.h (cpp_register_pragma): Update prototype.
5864
58652004-11-18  Daniel Jacobowitz  <dan@codesourcery.com>
5866	    Mark Mitchell  <mark@codesourcery.com>
5867
5868	* configure.ac (i[34567]86-*-solaris2.1[0-9]*): Set
5869	need_64bit_hwint=yes.
5870	* configure: Regenerate.
5871
58722004-11-09  Joseph S. Myers  <joseph@codesourcery.com>
5873
5874	* Makefile.in ($(PACKAGE).pot): New rule.  Depend on
5875	po/$(PACKAGE).pot.
5876	(po/$(PACKAGE).pot): Use ":" instead of "," in --keyword
5877	arguments.  Add keywords _, N_, SYNTAX_ERROR and SYNTAX_ERROR2.
5878	Remove local srcdir path from generated file.
5879
58802004-11-04  Zack Weinberg  <zack@codesourcery.com>
5881	    Gerald Pfeifer  <gerald@pfeifer.com>
5882
5883	* internal.h (HAVE_ICONV): Undefine if we do not have HAVE_ICONV_H
5884	as well.
5885
58862004-10-27  Zack Weinberg  <zack@codesourcery.com>
5887
5888	PR 18075
5889	* directives.c (do_pragma): Do not defer pragmas which are unknown.
5890	(cpp_handle_deferred_pragma): Add cast to silence warning.
5891
58922004-10-14  Joseph S. Myers  <jsm@polyomino.org.uk>
5893
5894	* errors.c (_cpp_begin_message): Print "error: " for errors.
5895
58962004-10-10  Andreas Jaeger  <aj@suse.de>
5897
5898	* makedepend.c: Include mkdeps.h for prototype of deps_add_vpath.
5899	* Makefile.in (makedepend.o): Add dependency on mkdeps.h.
5900
59012004-10-08  Andrew Pinski  <pinskia@physics.uc.edu>
5902
5903	* pch.c (cpp_write_pch_state): Remove variable z as it is not
5904	used.
5905	(cpp_read_state): Remove unused variables, m, d and mac_count.
5906
59072004-09-29  Per Bothner  <per@bothner.com>
5908
5909	* directives.c (cpp_handle_deferred_pragma):  Save, clear and restore
5910	cb.line_change.  Otherwise do_pragma will call the line_change
5911	call-back with a meaningless line number.
5912
59132004-09-24  Zack Weinberg  <zack@codesourcery.com>
5914
5915	* configure.ac: Move AC_PROG_MAKE_SET, AC_PROG_INSTALL to
5916	programs cluster. Use ACX_PROG_CC_WARNING_OPTS,
5917	ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_PROG_CC_WARNINGS_ARE_ERRORS.
5918	* aclocal.m4, configure: Regenerate.
5919	* init.c: Include localedir.h.
5920	* Makefile.in (WARN_CFLAGS, ALL_CFLAGS): New variables.
5921	(DEFS): Delete.
5922	(.c.o): Use $(ALL_CFLAGS).
5923	(localedir.h, localedir.hs): New rules.
5924	(clean): Use rm -rf to remove directories.
5925	(distclean): Also delete localedir.h and localedir.hs.
5926	(init.o): Update dependencies.
5927
59282004-09-22  Kelley Cook  <kcook@gcc.gnu.org>
5929
5930	* Makefile.in (aclocal.m4): Update dependencies.
5931	* configure.ac (AC_CONFIG_MACRO_DIR): New.
5932	* aclocal.m4, configure: Regenerate.
5933
59342004-09-17  Zack Weinberg  <zack@codesourcery.com>
5935
5936	* charset.c (_cpp_destroy_iconv, emit_numeric_escape)
5937	(_cpp_convert_input, _cpp_default_encoding): Add comments.
5938	Some other comments in this file also tweaked.
5939
5940	* directives.c (do_pragma): Save current buffer position
5941	before lexing the pragma keywords; don't call
5942	_cpp_backup_tokens in the defer_pragmas case.
5943
59442004-09-15  Per Bothner  <per@bothner.com>
5945
5946	* include/line-map.h (line_map_start):  Add parameter names so
5947	preceding comment makes sense.
5948	(linemap_add):  Remove from comment mention of non-existing parameter.
5949
59502004-09-09  Matt Austern  <austern@apple.com>
5951	    Zack Weinberg  <zack@codesourcery.com>
5952
5953	* include/cpplib.h (TTYPE_TABLE): Remove CPP_ and SPELL_
5954	prefixes throughout.  Add entry for PRAGMA.  Remove
5955	unnecessary "= 0" from EQ.
5956	(enum cpp_ttype): Adjust OP and TK definitions to restore
5957	prefixes, via token-paste.
5958	(CPP_LAST_EQ, CPP_FIRST_DIGRAPH, CPP_LAST_PUNCTUATOR, CPP_LAST_CPP_OP):
5959	Change from #defines to additional cpp_ttype enumerators.
5960	(struct cpp_options): Add defer_pragmas.
5961	(cpp_handle_deferred_pragma): Prototype new interface.
5962
5963	* internal.h (struct cpp_reader): Add directive_result.
5964	* directives.c (struct pragma_entry): Add is_internal field;
5965	give boolean fields type bool.
5966	(start_directive): Initialize pfile->directive_result.type.
5967	(_cpp_do__Pragma): Likewise.
5968	(run_directive): Do not crash if pfile->buffer->prev is NULL.
5969	(insert_pragma_entry): Add 'internal' argument; set new->is_internal
5970	from it.
5971	(register_pragma): New static function, bulk of former
5972	cpp_register_pragma here; add 'internal' argument, pass along
5973	to insert_pragma_entry.
5974	(cpp_register_pragma): Now a wrapper around register_pragma which
5975	always passes false for 'internal' argument.
5976	(_cpp_init_internal_pragmas): Call register_pragma directly, passing
5977	true for 'internal'.
5978	(do_pragma): If CPP_OPTION (pfile, defer_pragmas) and this isn't
5979	an internal pragma, save text till the end of the line as a CPP_PRAGMA
5980	token instead of executing the pragma.
5981	(cpp_handle_deferred_pragma): New interface.
5982	* lex.c (token_spellings): Adjust OP and TK definitions to
5983	match changes to cpplib.h.
5984	(_cpp_lex_token): Check for a directive-result token and
5985	return it if present.
5986	(cpp_token_val_index): Handle CPP_PRAGMA.
5987	* macro.c (cpp_builtin_macro_text): Correct comment.
5988	(builtin_macro): Handle directive-result tokens from _cpp_do__Pragma.
5989
59902004-09-06  Serge Belyshev  <belyshev@lubercy.com>
5991
5992	PR preprocessor/14699
5993	* symtab.c (ht_dump_statistics): Change type of sum_of_squares
5994	from size_t to double.
5995
59962004-08-28  Andreas Schwab  <schwab@suse.de>
5997	    Andreas Jaeger <aj@suse.de>
5998
5999	* configure.ac: Set PACKAGE correctly.
6000	* configure: Regenerated.
6001
60022004-08-25  Paolo Bonzini  <bonzini@gnu.org>
6003
6004	* Makefile.in: Add back top_builddir.
6005
60062004-08-25  Paolo Bonzini  <bonzini@gnu.org>
6007
6008	* configure.ac: Replace Automake macro invocations
6009	with manual Autoconf checks and substitutions.
6010	* configure: Regenerate.
6011	* aclocal.m4: Regenerate.
6012	* config.in: Regenerate.
6013	* Makefile.am: Removed.
6014	* Makefile.in: Heavy simplification and reorganization.
6015
60162004-08-09  Mark Mitchell  <mark@codesourcery.com>
6017
6018	* configure.ac (arm*-*-eabi*): New target.
6019	(arm*-*-symbianelf*): Likewise.
6020	* configure: Regenerated.
6021
60222004-07-24  Bernardo Innocenti  <bernie@develer.com>
6023
6024	* internal.h (xnew, xcnew, xnewvec, xcnewvec, xobnew): Remove.
6025	* directives.c: Use XNEW-family macros from libiberty.
6026	* lex.c: Likewise.
6027	* macro.c: Likewise.
6028	* cpplib.h (cpp_deps_style): Export enum with name.
6029
60302004-07-23  Matthias Klose  <doko@debian.org>
6031
6032	* init.c (init_library): Use PACKAGE for the text domain.
6033
60342004-07-16  Andris Pavenis  <pavenis@latnet.lv>
6035
6036	PR preprocessor/16366
6037	* internal.h (struct cpp_reader): New field dir_hash.
6038	* files.c (make_cpp_dir): Use dir_hash, not file_hash.
6039	(_cpp_init_files, _cpp_cleanup_files): Update for new field.
6040
60412004-07-04  Neil Booth  <neil@duron.akihabara.co.uk>
6042
6043	PR preprocessor/16192
6044	PR preprocessor/15913
6045	PR preprocessor/15572
6046	* expr.c (_cpp_parse_expr): Handle remaining cases where an
6047	expression is missing.
6048	* init.c (post_options): Traditional cpp doesn't do // comments.
6049
60502004-06-30  Per Bothner  <per@bothner.com>
6051
6052	* include/line-map.h (fileline):  Remove old typedef.
6053	* internal.h (struct cpp_reader):  Use source_location typedef instead.
6054
60552004-06-26  Zack Weinberg  <zack@codesourcery.com>
6056
6057	Partially revert patch of 2004-06-05.
6058	* files.c (search_cache): Remove pfile argument.  Don't check
6059	for file that would be found by "" or <> search here...
6060	(_cpp_find_file): ...do it here, before calling find_file_in_dir.
6061	Do not apply directory-of-current-file correction to files
6062	found by this check.  Rearrange code slightly.
6063
60642004-06-21  Geoffrey Keating  <geoffk@apple.com>
6065
6066	* files.c (should_stack_file): Correct swapped parameters to call
6067	to cb.read_pch.
6068	* pch.c (cpp_valid_state): Handle -fpreprocessed.
6069
60702004-06-15  Paolo Bonzini  <bonzini@gnu.org>
6071
6072	* Makefile.in: Regenerate with automake 1.8.5.
6073	* aclocal.m4: Likewise.
6074	* configure: Regenerate.
6075
60762004-06-11  Zack Weinberg  <zack@codesourcery.com>
6077
6078	* configure.ac: Don't invoke ACX_HEADER_STDBOOL.
6079	* configure, config.in: Regenerate.
6080	* system.h: Unconditionally define bool as unsigned char,
6081	BOOL_BITFIELD as unsigned int.
6082	* .cvsignore: New file.
6083
60842004-06-09  Geoffrey Keating  <geoffk@apple.com>
6085
6086	* traditional.c (push_replacement_text): Set macro->traditional.
6087	(save_replacement_text): Likewise.
6088	* pch.c (cpp_write_pch_state): Don't write list of defined macros.
6089	(struct save_macro_item): Delete.
6090	(struct save_macro_data): Use a character array not the previous
6091	structured format.
6092	(save_macros): Save macro as text not as internal structures.
6093	(cpp_prepare_state): Update for changes to save_macro_data.
6094	(cpp_read_state): Don't read macros defined in PCH.  Restore
6095	-D macros as text.
6096	* macro.c (create_iso_definition): Honour alloc_subobject.
6097	Clear traditional flag.
6098	(_cpp_create_definition): Honour alloc_subobject.
6099	* lex.c (cpp_token_val_index): New.
6100	* internal.h: Include cpp-id-data.h.
6101	(uchar): Move definition to cpp-id-data.h.
6102	(U): Likewise.
6103	(cpp_macro): Likewise.
6104	* directives.c (struct answer): Move to cpp-id-data.h.
6105	(do_assert): Honour alloc_subobject.
6106
6107	* include/symtab.h (struct ht): Add field 'alloc_subobject'.
6108	* include/cpplib.h (struct cpp_string): Add GTY marker.
6109	(enum cpp_token_fld_kind): New.
6110	(struct cpp_token): Add GTY markers.
6111	(cpp_token_val_index): Prototype.
6112	(CPP_HASHNODE_VALUE_IDX): New.
6113	(struct cpp_hashnode): Don't skip fields of 'value' when marking.
6114	* include/cpp-id-data.h: New file.
6115
61162004-06-09  Paolo Bonzini  <bonzini@gnu.org>
6117
6118	* Makefile.am (all-local): New.
6119	* Makefile.in: Regenerate.
6120
61212004-06-06  Roger Sayle  <roger@eyesopen.com>
6122
6123	* Makefile.am (LIBICONV): Declare.
6124	(makedepend_LDADD): Use LIBICONV.
6125	* Makefile.in: Regenerate.
6126
61272004-06-05  Andrew Pinski  <pinskia@physics.uc.edu>
6128
6129	* Makefile.am (LIBINTL): Declare
6130	(makedepend_LDADD): Use LIBINTL.
6131	* Makefile.in: Regenerate.
6132
61332004-06-05  Zack Weinberg  <zack@codesourcery.com>
6134
6135	* Makefile.am: Add makedepend.
6136	* Makefile.in, aclocal.m4: Regenerate.
6137	* charset.c: Insert a space to avoid a warning.
6138	* directives.c: Include mkdeps.h.
6139	(_cpp_handle_directive): Reenable macro expander if appropriate.
6140	(undefine_macros): Inline body of _cpp_free_definition for speed.
6141	Do not call undef callback or _cpp_warn_if_unused_macro.
6142	(cpp_get_deps): New interface.
6143	* files.c (search_cache): Add pfile argument.  Check for file
6144	that would be found by "" or <> search here...
6145	(_cpp_find_file): ...not here.  Correct recorded start_dir of
6146	files found by directory-of-current-file search that would be
6147	found by "" or <> search.
6148	* init.c (cpp_add_dependency_target): Delete.
6149	* internal.h (struct lexer_state): Add discarding_output flag.
6150	* lex.c (lex_identifier): Compute hash function while scanning.
6151	* macro.c (cpp_scan_nooutput): Disable macro expansion outside
6152	directives.
6153	* makedepend.c: New file.
6154	* mkdeps.c (struct deps): Add vpath vector.
6155	(apply_vpath, deps_add_vpath): New function.
6156	(deps_free): Free vpath vector.
6157	(deps_add_dep, deps_add_target): Use apply_vpath.
6158	* symtab.c (calc_hash): Use HT_HASHSTEP and HT_FINISH.
6159	(ht_lookup_with_hash): New function.
6160	* cpplib.h, mkdeps.h: Update prototypes.
6161	* symtab.h: Update prototypes.
6162	(HT_HASHSTEP, HT_FINISH): New macros.
6163
61642004-05-29  Geoffrey Keating  <geoffk@apple.com>
6165
6166	* symtab.c (ht_create): Set entries_owned.
6167	(ht_destroy): Honour entries_owned.
6168	(ht_expand): Likewise.
6169	(ht_load): New.
6170	* include/symtab.h (struct ht): New field 'entries_owned'
6171	(ht_load): New prototype.
6172
61732004-05-26  Paolo Bonzini  <bonzini@gnu.org>
6174
6175	PR bootstrap/15651
6176	* configure.ac: Fix m4 quoting when picking
6177	the size of HOST_WIDE_INT.
6178	* configure: Regenerate.
6179
61802004-05-25  Paolo Bonzini  <bonzini@gnu.org>
6181
6182	* Makefile.am: the correct directory for
6183	gettext include files is given by @INCINTL@.
6184	* Makefile.in: Regenerate.
6185
61862004-05-24  Paolo Bonzini  <bonzini@gnu.org>
6187
6188	* system.h [!ENABLE_NLS]: dgettext takes two
6189	parameters.
6190
61912004-05-23  Paolo Bonzini  <bonzini@gnu.org>
6192
6193	Moved libcpp from the gcc subdirectory to the toplevel.
6194	* Makefile.am: New file.
6195	* Makefile.in: Regenerate.
6196	* configure.ac: New file.
6197	* configure: Regenerate.
6198	* config.in: Regenerate.
6199	* charset.c: Moved from gcc/cppcharset.c.  Add note about
6200	brokenness of input charset detection.  Adjust for change
6201	in name of cppucnid.h.
6202	* errors.c: Moved from gcc/cpperror.c.  Do not include intl.h.
6203	* expr.c: Moved from gcc/cppexp.c.
6204	* files.c: Moved from gcc/cppfiles.c.  Do not include intl.h.
6205	Remove #define of O_BINARY, it is in system.h.
6206	* identifiers.c: Moved from gcc/cpphash.c.
6207	* internal.h: Moved from gcc/cpphash.h.  Change header
6208	guard name.  All other files adjusted to match name change.
6209	* init.c: Moved from gcc/cppinit.c.
6210	(init_library) [ENABLE_NLS]: Call bindtextdomain.
6211	* lex.c: Moved from gcc/cpplex.c.
6212	* directives.c: Moved from gcc/cpplib.c.
6213	* macro.c: Moved from gcc/cppmacro.c.
6214	* pch.c: Moved from gcc/cpppch.c.  Do not include intl.h.
6215	* traditional.c: Moved from gcc/cpptrad.c.
6216	* ucnid.h: Moved from gcc/cppucnid.h.  Change header
6217	guard name.
6218	* ucnid.pl: Moved from gcc/cppucnid.pl.
6219	* ucnid.tab: Moved from gcc/cppucnid.tab.  Change header
6220	guard name.
6221	* symtab.c: Moved from gcc/hashtable.c.
6222	* line-map.c: Moved from gcc.  Do not include intl.h.
6223	* mkdeps.c: Moved from gcc.
6224	* system.h: New file.
6225	* include/cpplib.h: Moved from gcc.  Change header guard name.
6226	* include/line-map.h: Moved from gcc.  Change header guard name.
6227	* include/mkdeps.h: Moved from gcc.  Change header guard name.
6228	* include/symtab.h: Moved from gcc/hashtable.h.  Change header
6229	guard name.
6230
6231Copyright (C) 2004-2020 Free Software Foundation, Inc.
6232
6233Copying and distribution of this file, with or without modification,
6234are permitted in any medium without royalty provided the copyright
6235notice and this notice are preserved.
6236