xref: /llvm-project/clang/test/CodeGenObjC/strong-in-c-struct.m (revision 12f78e740c5419f7d1fbcf8f2106e7a40cd1d6f7)
1// RUN: %clang_cc1 -triple arm64-apple-ios11 -fobjc-arc -fblocks  -fobjc-runtime=ios-11.0 -emit-llvm -o - -DUSESTRUCT %s | FileCheck %s
2
3// RUN: %clang_cc1 -triple arm64-apple-ios11 -fobjc-arc -fblocks  -fobjc-runtime=ios-11.0 -emit-pch -o %t %s
4// RUN: %clang_cc1 -triple arm64-apple-ios11 -fobjc-arc -fblocks  -fobjc-runtime=ios-11.0 -include-pch %t -emit-llvm -o - -DUSESTRUCT %s | FileCheck %s
5
6#ifndef HEADER
7#define HEADER
8
9typedef void (^BlockTy)(void);
10
11typedef struct {
12  int a[4];
13} Trivial;
14
15typedef struct {
16  Trivial f0;
17  id f1;
18} Strong;
19
20typedef struct {
21  int i;
22  id f1;
23} StrongSmall;
24
25typedef struct {
26  Strong f0;
27  id f1;
28  double d;
29} StrongOuter;
30
31typedef struct {
32  id f0;
33  Strong f1;
34} StrongOuter2;
35
36typedef struct {
37  int f0;
38  volatile id f1;
39} StrongVolatile;
40
41typedef struct {
42  BlockTy f0;
43} StrongBlock;
44
45typedef struct {
46  int i;
47  id f0[2][2];
48} IDArray;
49
50typedef struct {
51  double d;
52  Strong f0[2][2];
53} StructArray;
54
55typedef struct {
56  id f0;
57  int i : 9;
58} Bitfield0;
59
60typedef struct {
61  char c;
62  int i0 : 2;
63  int i1 : 4;
64  id f0;
65  int i2 : 31;
66  int i3 : 1;
67  id f1;
68  int : 0;
69  int a[3];
70  id f2;
71  double d;
72  int i4 : 1;
73  volatile int i5 : 2;
74  volatile char i6;
75} Bitfield1;
76
77typedef struct {
78  id x;
79  volatile int a[16];
80} VolatileArray ;
81
82typedef struct {
83  _Bool f0[2];
84  VolatileArray f1;
85} StructWithBool;
86
87#endif
88
89#ifdef USESTRUCT
90
91StrongSmall getStrongSmall(void);
92StrongOuter getStrongOuter(void);
93StrongOuter2 getStrongOuter2(void);
94void calleeStrongSmall(StrongSmall);
95void func(Strong *);
96
97@interface C
98- (StrongSmall)getStrongSmall;
99- (void)m:(StrongSmall)s;
100+ (StrongSmall)getStrongSmallClass;
101@end
102
103id g0;
104StrongSmall g1, g2;
105
106// CHECK: %[[STRUCT_STRONGSMALL:.*]] = type { i32, ptr }
107// CHECK: %[[STRUCT_STRONGOUTER:.*]] = type { %[[STRUCT_STRONG:.*]], ptr, double }
108// CHECK: %[[STRUCT_STRONG]] = type { %[[STRUCT_TRIVIAL:.*]], ptr }
109// CHECK: %[[STRUCT_TRIVIAL]] = type { [4 x i32] }
110// CHECK: %[[STRUCT_BLOCK_BYREF_T:.*]] = type { ptr, ptr, i32, i32, ptr, ptr, ptr, %[[STRUCT_STRONGOUTER]] }
111// CHECK: %[[STRUCT_STRONGBLOCK:.*]] = type { ptr }
112// CHECK: %[[STRUCT_BITFIELD1:.*]] = type { i8, i8, ptr, i32, ptr, [3 x i32], ptr, double, i8, i8 }
113
114// CHECK: define{{.*}} void @test_constructor_destructor_StrongOuter()
115// CHECK: %[[T:.*]] = alloca %[[STRUCT_STRONGOUTER]], align 8
116// CHECK: call void @__default_constructor_8_S_s16_s24(ptr %[[T]])
117// CHECK: call void @__destructor_8_S_s16_s24(ptr %[[T]])
118// CHECK: ret void
119
120// CHECK: define linkonce_odr hidden void @__default_constructor_8_S_s16_s24(ptr noundef %[[DST:.*]])
121// CHECK: %[[DST_ADDR:.*]] = alloca ptr, align 8
122// CHECK: store ptr %[[DST]], ptr %[[DST_ADDR]], align 8
123// CHECK: %[[V0:.*]] = load ptr, ptr %[[DST_ADDR]], align 8
124// CHECK: call void @__default_constructor_8_s16(ptr %[[V0]])
125// CHECK: %[[V2:.*]] = getelementptr inbounds i8, ptr %[[V0]], i64 24
126// CHECK: call void @llvm.memset.p0.i64(ptr align 8 %[[V2]], i8 0, i64 8, i1 false)
127// CHECK: ret void
128
129// CHECK: define linkonce_odr hidden void @__default_constructor_8_s16(ptr noundef %[[DST:.*]])
130// CHECK: %[[DST_ADDR:.*]] = alloca ptr, align 8
131// CHECK: store ptr %[[DST]], ptr %[[DST_ADDR]], align 8
132// CHECK: %[[V0:.*]] = load ptr, ptr %[[DST_ADDR]], align 8
133// CHECK: %[[V2:.*]] = getelementptr inbounds i8, ptr %[[V0]], i64 16
134// CHECK: call void @llvm.memset.p0.i64(ptr align 8 %[[V2]], i8 0, i64 8, i1 false)
135// CHECK: ret void
136
137// CHECK: define linkonce_odr hidden void @__destructor_8_S_s16_s24(ptr noundef %[[DST:.*]])
138// CHECK: %[[DST_ADDR:.*]] = alloca ptr, align 8
139// CHECK: store ptr %[[DST]], ptr %[[DST_ADDR]], align 8
140// CHECK: %[[V0:.*]] = load ptr, ptr %[[DST_ADDR]], align 8
141// CHECK: call void @__destructor_8_s16(ptr %[[V0]])
142// CHECK: %[[V2:.*]] = getelementptr inbounds i8, ptr %[[V0]], i64 24
143// CHECK: call void @llvm.objc.storeStrong(ptr %[[V2]], ptr null)
144// CHECK: ret void
145
146// CHECK: define linkonce_odr hidden void @__destructor_8_s16(ptr noundef %[[DST:.*]])
147// CHECK: %[[DST_ADDR:.*]] = alloca ptr, align 8
148// CHECK: store ptr %[[DST]], ptr %[[DST_ADDR]], align 8
149// CHECK: %[[V0:.*]] = load ptr, ptr %[[DST_ADDR]], align 8
150// CHECK: %[[V2:.*]] = getelementptr inbounds i8, ptr %[[V0]], i64 16
151// CHECK: call void @llvm.objc.storeStrong(ptr %[[V2]], ptr null)
152// CHECK: ret void
153
154void test_constructor_destructor_StrongOuter(void) {
155  StrongOuter t;
156}
157
158// CHECK: define{{.*}} void @test_copy_constructor_StrongOuter(ptr noundef %[[S:.*]])
159// CHECK: %[[S_ADDR:.*]] = alloca ptr, align 8
160// CHECK: %[[T:.*]] = alloca %[[STRUCT_STRONGOUTER]], align 8
161// CHECK: store ptr %[[S]], ptr %[[S_ADDR]], align 8
162// CHECK: %[[V0:.*]] = load ptr, ptr %[[S_ADDR]], align 8
163// CHECK: call void @__copy_constructor_8_8_S_t0w16_s16_s24_t32w8(ptr %[[T]], ptr %[[V0]])
164// CHECK: call void @__destructor_8_S_s16_s24(ptr %[[T]])
165// CHECK: ret void
166
167// CHECK: define linkonce_odr hidden void @__copy_constructor_8_8_S_t0w16_s16_s24_t32w8(ptr noundef %[[DST:.*]], ptr noundef %[[SRC:.*]])
168// CHECK: %[[DST_ADDR:.*]] = alloca ptr, align 8
169// CHECK: %[[SRC_ADDR:.*]] = alloca ptr, align 8
170// CHECK: store ptr %[[DST]], ptr %[[DST_ADDR]], align 8
171// CHECK: store ptr %[[SRC]], ptr %[[SRC_ADDR]], align 8
172// CHECK: %[[V0:.*]] = load ptr, ptr %[[DST_ADDR]], align 8
173// CHECK: %[[V1:.*]] = load ptr, ptr %[[SRC_ADDR]], align 8
174// CHECK: call void @__copy_constructor_8_8_t0w16_s16(ptr %[[V0]], ptr %[[V1]])
175// CHECK: %[[V3:.*]] = getelementptr inbounds i8, ptr %[[V0]], i64 24
176// CHECK: %[[V6:.*]] = getelementptr inbounds i8, ptr %[[V1]], i64 24
177// CHECK: %[[V8:.*]] = load ptr, ptr %[[V6]], align 8
178// CHECK: %[[V9:.*]] = call ptr @llvm.objc.retain(ptr %[[V8]])
179// CHECK: store ptr %[[V9]], ptr %[[V3]], align 8
180// CHECK: %[[V11:.*]] = getelementptr inbounds i8, ptr %[[V0]], i64 32
181// CHECK: %[[V14:.*]] = getelementptr inbounds i8, ptr %[[V1]], i64 32
182// CHECK: %[[V18:.*]] = load i64, ptr %[[V14]], align 8
183// CHECK: store i64 %[[V18]], ptr %[[V11]], align 8
184// CHECK: ret void
185
186// CHECK: define linkonce_odr hidden void @__copy_constructor_8_8_t0w16_s16(ptr noundef %[[DST:.*]], ptr noundef %[[SRC:.*]])
187// CHECK: %[[DST_ADDR:.*]] = alloca ptr, align 8
188// CHECK: %[[SRC_ADDR:.*]] = alloca ptr, align 8
189// CHECK: store ptr %[[DST]], ptr %[[DST_ADDR]], align 8
190// CHECK: store ptr %[[SRC]], ptr %[[SRC_ADDR]], align 8
191// CHECK: %[[V0:.*]] = load ptr, ptr %[[DST_ADDR]], align 8
192// CHECK: %[[V1:.*]] = load ptr, ptr %[[SRC_ADDR]], align 8
193// CHECK: call void @llvm.memcpy.p0.p0.i64(ptr align 8 %[[V0]], ptr align 8 %[[V1]], i64 16, i1 false)
194// CHECK: %[[V5:.*]] = getelementptr inbounds i8, ptr %[[V0]], i64 16
195// CHECK: %[[V8:.*]] = getelementptr inbounds i8, ptr %[[V1]], i64 16
196// CHECK: %[[V10:.*]] = load ptr, ptr %[[V8]], align 8
197// CHECK: %[[V11:.*]] = call ptr @llvm.objc.retain(ptr %[[V10]])
198// CHECK: store ptr %[[V11]], ptr %[[V5]], align 8
199// CHECK: ret void
200
201void test_copy_constructor_StrongOuter(StrongOuter *s) {
202  StrongOuter t = *s;
203}
204
205/// CHECK: define linkonce_odr hidden void @__copy_assignment_8_8_S_t0w16_s16_s24_t32w8(ptr noundef %[[DST:.*]], ptr noundef %[[SRC:.*]])
206// CHECK: %[[DST_ADDR:.*]] = alloca ptr, align 8
207// CHECK: %[[SRC_ADDR:.*]] = alloca ptr, align 8
208// CHECK: store ptr %[[DST]], ptr %[[DST_ADDR]], align 8
209// CHECK: store ptr %[[SRC]], ptr %[[SRC_ADDR]], align 8
210// CHECK: %[[V0:.*]] = load ptr, ptr %[[DST_ADDR]], align 8
211// CHECK: %[[V1:.*]] = load ptr, ptr %[[SRC_ADDR]], align 8
212// CHECK: %[[V3:.*]] = getelementptr inbounds i8, ptr %[[V0]], i64 24
213// CHECK: %[[V6:.*]] = getelementptr inbounds i8, ptr %[[V1]], i64 24
214// CHECK: %[[V8:.*]] = load ptr, ptr %[[V6]], align 8
215// CHECK: call void @llvm.objc.storeStrong(ptr %[[V3]], ptr %[[V8]])
216
217void test_copy_assignment_StrongOuter(StrongOuter *d, StrongOuter *s) {
218  *d = *s;
219}
220
221// CHECK: define{{.*}} void @test_move_constructor_StrongOuter()
222// CHECK: %[[T1:.*]] = getelementptr inbounds nuw %[[STRUCT_BLOCK_BYREF_T]], ptr %{{.*}}, i32 0, i32 7
223// CHECK: call void @__default_constructor_8_S_s16_s24(ptr %[[T1]])
224// CHECK: %[[T2:.*]] = getelementptr inbounds nuw %[[STRUCT_BLOCK_BYREF_T]], ptr %{{.*}}, i32 0, i32 7
225// CHECK: call void @__destructor_8_S_s16_s24(ptr %[[T2]])
226
227// CHECK: define internal void @__Block_byref_object_copy_(ptr noundef %0, ptr noundef %1)
228// CHECK: call void @__move_constructor_8_8_S_t0w16_s16_s24_t32w8(
229
230// CHECK: define linkonce_odr hidden void @__move_constructor_8_8_S_t0w16_s16_s24_t32w8(ptr noundef %[[DST:.*]], ptr noundef %[[SRC:.*]])
231// CHECK: %[[DST_ADDR:.*]] = alloca ptr, align 8
232// CHECK: %[[SRC_ADDR:.*]] = alloca ptr, align 8
233// CHECK: store ptr %[[DST]], ptr %[[DST_ADDR]], align 8
234// CHECK: store ptr %[[SRC]], ptr %[[SRC_ADDR]], align 8
235// CHECK: %[[V0:.*]] = load ptr, ptr %[[DST_ADDR]], align 8
236// CHECK: %[[V1:.*]] = load ptr, ptr %[[SRC_ADDR]], align 8
237// CHECK: call void @__move_constructor_8_8_t0w16_s16(ptr %[[V0]], ptr %[[V1]])
238// CHECK: %[[V3:.*]] = getelementptr inbounds i8, ptr %[[V0]], i64 24
239// CHECK: %[[V6:.*]] = getelementptr inbounds i8, ptr %[[V1]], i64 24
240// CHECK: %[[V8:.*]] = load ptr, ptr %[[V6]], align 8
241// CHECK: store ptr null, ptr %[[V6]], align 8
242// CHECK: store ptr %[[V8]], ptr %[[V3]], align 8
243
244// CHECK: define internal void @__Block_byref_object_dispose_(ptr noundef %0)
245// CHECK: call void @__destructor_8_S_s16_s24(
246
247void test_move_constructor_StrongOuter(void) {
248  __block StrongOuter t;
249  BlockTy b = ^{ (void)t; };
250}
251
252// CHECK: define linkonce_odr hidden void @__move_assignment_8_8_S_t0w16_s16_s24_t32w8(ptr noundef %[[DST:.*]], ptr noundef %[[SRC:.*]])
253// CHECK: %[[DST_ADDR:.*]] = alloca ptr, align 8
254// CHECK: %[[SRC_ADDR:.*]] = alloca ptr, align 8
255// CHECK: store ptr %[[DST]], ptr %[[DST_ADDR]], align 8
256// CHECK: store ptr %[[SRC]], ptr %[[SRC_ADDR]], align 8
257// CHECK: %[[V0:.*]] = load ptr, ptr %[[DST_ADDR]], align 8
258// CHECK: %[[V1:.*]] = load ptr, ptr %[[SRC_ADDR]], align 8
259// CHECK: call void @__move_assignment_8_8_t0w16_s16(ptr %[[V0]], ptr %[[V1]])
260// CHECK: %[[V3:.*]] = getelementptr inbounds i8, ptr %[[V0]], i64 24
261// CHECK: %[[V6:.*]] = getelementptr inbounds i8, ptr %[[V1]], i64 24
262// CHECK: %[[V8:.*]] = load ptr, ptr %[[V6]], align 8
263// CHECK: store ptr null, ptr %[[V6]], align 8
264// CHECK: %[[V9:.*]] = load ptr, ptr %[[V3]], align 8
265// CHECK: store ptr %[[V8]], ptr %[[V3]], align 8
266// CHECK: call void @llvm.objc.release(ptr %[[V9]])
267
268void test_move_assignment_StrongOuter(StrongOuter *p) {
269  *p = getStrongOuter();
270}
271
272// CHECK: define linkonce_odr hidden void @__default_constructor_8_s0_S_s24(ptr noundef %[[DST:.*]])
273// CHECK: %[[DST_ADDR:.*]] = alloca ptr, align 8
274// CHECK: store ptr %[[DST]], ptr %[[DST_ADDR]], align 8
275// CHECK: %[[V0:.*]] = load ptr, ptr %[[DST_ADDR]], align 8
276// CHECK: call void @llvm.memset.p0.i64(ptr align 8 %[[V0]], i8 0, i64 8, i1 false)
277// CHECK: %[[V3:.*]] = getelementptr inbounds i8, ptr %[[V0]], i64 8
278// CHECK: call void @__default_constructor_8_s16(ptr %[[V3]])
279
280// CHECK: define linkonce_odr hidden void @__destructor_8_s0_S_s24(ptr noundef %[[DST:.*]])
281// CHECK: %[[DST_ADDR:.*]] = alloca ptr, align 8
282// CHECK: store ptr %[[DST]], ptr %[[DST_ADDR]], align 8
283// CHECK: %[[V0:.*]] = load ptr, ptr %[[DST_ADDR]], align 8
284// CHECK: call void @llvm.objc.storeStrong(ptr %[[V0]], ptr null)
285// CHECK: %[[V2:.*]] = getelementptr inbounds i8, ptr %[[V0]], i64 8
286// CHECK: call void @__destructor_8_s16(ptr %[[V2]])
287
288void test_constructor_destructor_StrongOuter2(void) {
289  StrongOuter2 t;
290}
291
292// CHECK: define linkonce_odr hidden void @__copy_constructor_8_8_s0_S_t8w16_s24(ptr noundef %[[DST:.*]], ptr noundef %[[SRC:.*]])
293// CHECK: %[[DST_ADDR:.*]] = alloca ptr, align 8
294// CHECK: %[[SRC_ADDR:.*]] = alloca ptr, align 8
295// CHECK: store ptr %[[DST]], ptr %[[DST_ADDR]], align 8
296// CHECK: store ptr %[[SRC]], ptr %[[SRC_ADDR]], align 8
297// CHECK: %[[V0:.*]] = load ptr, ptr %[[DST_ADDR]], align 8
298// CHECK: %[[V1:.*]] = load ptr, ptr %[[SRC_ADDR]], align 8
299// CHECK: %[[V2:.*]] = load ptr, ptr %[[V1]], align 8
300// CHECK: %[[V3:.*]] = call ptr @llvm.objc.retain(ptr %[[V2]])
301// CHECK: store ptr %[[V3]], ptr %[[V0]], align 8
302// CHECK: %[[V5:.*]] = getelementptr inbounds i8, ptr %[[V0]], i64 8
303// CHECK: %[[V8:.*]] = getelementptr inbounds i8, ptr %[[V1]], i64 8
304// CHECK: call void @__copy_constructor_8_8_t0w16_s16(ptr %[[V5]], ptr %[[V8]])
305
306void test_copy_constructor_StrongOuter2(StrongOuter2 *s) {
307  StrongOuter2 t = *s;
308}
309
310// CHECK: define linkonce_odr hidden void @__copy_assignment_8_8_s0_S_t8w16_s24(ptr noundef %[[DST:.*]], ptr noundef %[[SRC:.*]])
311// CHECK: %[[DST_ADDR:.*]] = alloca ptr, align 8
312// CHECK: %[[SRC_ADDR:.*]] = alloca ptr, align 8
313// CHECK: store ptr %[[DST]], ptr %[[DST_ADDR]], align 8
314// CHECK: store ptr %[[SRC]], ptr %[[SRC_ADDR]], align 8
315// CHECK: %[[V0:.*]] = load ptr, ptr %[[DST_ADDR]], align 8
316// CHECK: %[[V1:.*]] = load ptr, ptr %[[SRC_ADDR]], align 8
317// CHECK: %[[V2:.*]] = load ptr, ptr %[[V1]], align 8
318// CHECK: call void @llvm.objc.storeStrong(ptr %[[V0]], ptr %[[V2]])
319// CHECK: %[[V4:.*]] = getelementptr inbounds i8, ptr %[[V0]], i64 8
320// CHECK: %[[V7:.*]] = getelementptr inbounds i8, ptr %[[V1]], i64 8
321// CHECK: call void @__copy_assignment_8_8_t0w16_s16(ptr %[[V4]], ptr %[[V7]])
322
323void test_copy_assignment_StrongOuter2(StrongOuter2 *d, StrongOuter2 *s) {
324  *d = *s;
325}
326
327// CHECK: define linkonce_odr hidden void @__move_constructor_8_8_s0_S_t8w16_s24(ptr noundef %[[DST:.*]], ptr noundef %[[SRC:.*]])
328// CHECK: %[[DST_ADDR:.*]] = alloca ptr, align 8
329// CHECK: %[[SRC_ADDR:.*]] = alloca ptr, align 8
330// CHECK: store ptr %[[DST]], ptr %[[DST_ADDR]], align 8
331// CHECK: store ptr %[[SRC]], ptr %[[SRC_ADDR]], align 8
332// CHECK: %[[V0:.*]] = load ptr, ptr %[[DST_ADDR]], align 8
333// CHECK: %[[V1:.*]] = load ptr, ptr %[[SRC_ADDR]], align 8
334// CHECK: %[[V2:.*]] = load ptr, ptr %[[V1]], align 8
335// CHECK: store ptr null, ptr %[[V1]], align 8
336// CHECK: store ptr %[[V2]], ptr %[[V0]], align 8
337// CHECK: %[[V4:.*]] = getelementptr inbounds i8, ptr %[[V0]], i64 8
338// CHECK: %[[V7:.*]] = getelementptr inbounds i8, ptr %[[V1]], i64 8
339// CHECK: call void @__move_constructor_8_8_t0w16_s16(ptr %[[V4]], ptr %[[V7]])
340
341void test_move_constructor_StrongOuter2(void) {
342  __block StrongOuter2 t;
343  BlockTy b = ^{ (void)t; };
344}
345
346// CHECK: define linkonce_odr hidden void @__move_assignment_8_8_s0_S_t8w16_s24(ptr noundef %[[DST:.*]], ptr noundef %[[SRC:.*]])
347// CHECK: %[[DST_ADDR:.*]] = alloca ptr, align 8
348// CHECK: %[[SRC_ADDR:.*]] = alloca ptr, align 8
349// CHECK: store ptr %[[DST]], ptr %[[DST_ADDR]], align 8
350// CHECK: store ptr %[[SRC]], ptr %[[SRC_ADDR]], align 8
351// CHECK: %[[V0:.*]] = load ptr, ptr %[[DST_ADDR]], align 8
352// CHECK: %[[V1:.*]] = load ptr, ptr %[[SRC_ADDR]], align 8
353// CHECK: %[[V2:.*]] = load ptr, ptr %[[V1]], align 8
354// CHECK: store ptr null, ptr %[[V1]], align 8
355// CHECK: %[[V3:.*]] = load ptr, ptr %[[V0]], align 8
356// CHECK: store ptr %[[V2]], ptr %[[V0]], align 8
357// CHECK: call void @llvm.objc.release(ptr %[[V3]])
358// CHECK: %[[V5:.*]] = getelementptr inbounds i8, ptr %[[V0]], i64 8
359// CHECK: %[[V8:.*]] = getelementptr inbounds i8, ptr %[[V1]], i64 8
360// CHECK: call void @__move_assignment_8_8_t0w16_s16(ptr %[[V5]], ptr %[[V8]])
361
362void test_move_assignment_StrongOuter2(StrongOuter2 *p) {
363  *p = getStrongOuter2();
364}
365
366// CHECK: define{{.*}} void @test_parameter_StrongSmall([2 x i64] %[[A_COERCE:.*]])
367// CHECK: %[[A:.*]] = alloca %[[STRUCT_STRONGSMALL]], align 8
368// CHECK: store [2 x i64] %[[A_COERCE]], ptr %[[A]], align 8
369// CHECK: call void @__destructor_8_s8(ptr %[[A]])
370// CHECK: ret void
371
372void test_parameter_StrongSmall(StrongSmall a) {
373}
374
375// CHECK: define{{.*}} void @test_argument_StrongSmall([2 x i64] %[[A_COERCE:.*]])
376// CHECK: %[[A:.*]] = alloca %[[STRUCT_STRONGSMALL]], align 8
377// CHECK: %[[TEMP_LVALUE:.*]] = alloca %[[STRUCT_STRONGSMALL]], align 8
378// CHECK: store [2 x i64] %[[A_COERCE]], ptr %[[A]], align 8
379// CHECK: call void @__copy_constructor_8_8_t0w4_s8(ptr %[[TEMP_LVALUE]], ptr %[[A]])
380// CHECK: %[[V4:.*]] = load [2 x i64], ptr %[[TEMP_LVALUE]], align 8
381// CHECK: call void @calleeStrongSmall([2 x i64] %[[V4]])
382// CHECK: call void @__destructor_8_s8(ptr %[[A]])
383// CHECK: ret void
384
385void test_argument_StrongSmall(StrongSmall a) {
386  calleeStrongSmall(a);
387}
388
389// CHECK: define{{.*}} [2 x i64] @test_return_StrongSmall([2 x i64] %[[A_COERCE:.*]])
390// CHECK: %[[RETVAL:.*]] = alloca %[[STRUCT_STRONGSMALL]], align 8
391// CHECK: %[[A:.*]] = alloca %[[STRUCT_STRONGSMALL]], align 8
392// CHECK: store [2 x i64] %[[A_COERCE]], ptr %[[A]], align 8
393// CHECK: call void @__copy_constructor_8_8_t0w4_s8(ptr %[[RETVAL]], ptr %[[A]])
394// CHECK: call void @__destructor_8_s8(ptr %[[A]])
395// CHECK: %[[V5:.*]] = load [2 x i64], ptr %[[RETVAL]], align 8
396// CHECK: ret [2 x i64] %[[V5]]
397
398StrongSmall test_return_StrongSmall(StrongSmall a) {
399  return a;
400}
401
402// CHECK: define{{.*}} void @test_destructor_ignored_result()
403// CHECK: %[[COERCE:.*]] = alloca %[[STRUCT_STRONGSMALL]], align 8
404// CHECK: %[[CALL:.*]] = call [2 x i64] @getStrongSmall()
405// CHECK: store [2 x i64] %[[CALL]], ptr %[[COERCE]], align 8
406// CHECK: call void @__destructor_8_s8(ptr %[[COERCE]])
407// CHECK: ret void
408
409void test_destructor_ignored_result(void) {
410  getStrongSmall();
411}
412
413// CHECK: define{{.*}} void @test_destructor_ignored_result2(ptr noundef %[[C:.*]])
414// CHECK: %[[TMP:.*]] = alloca %[[STRUCT_STRONGSMALL]], align 8
415// CHECK: %[[CALL:.*]] = call [2 x i64]{{.*}}@objc_msgSend
416// CHECK: store [2 x i64] %[[CALL]], ptr %[[TMP]], align 8
417// CHECK: call void @__destructor_8_s8(ptr %[[TMP]])
418
419void test_destructor_ignored_result2(C *c) {
420  [c getStrongSmall];
421}
422
423// CHECK: define{{.*}} void @test_copy_constructor_StrongBlock(
424// CHECK: call void @__copy_constructor_8_8_sb0(
425// CHECK: call void @__destructor_8_sb0(
426// CHECK: ret void
427
428// CHECK: define linkonce_odr hidden void @__copy_constructor_8_8_sb0(ptr noundef %[[DST:.*]], ptr noundef %[[SRC:.*]])
429// CHECK: %[[DST_ADDR:.*]] = alloca ptr, align 8
430// CHECK: %[[SRC_ADDR:.*]] = alloca ptr, align 8
431// CHECK: store ptr %[[DST]], ptr %[[DST_ADDR]], align 8
432// CHECK: store ptr %[[SRC]], ptr %[[SRC_ADDR]], align 8
433// CHECK: %[[V0:.*]] = load ptr, ptr %[[DST_ADDR]], align 8
434// CHECK: %[[V1:.*]] = load ptr, ptr %[[SRC_ADDR]], align 8
435// CHECK: %[[V2:.*]] = load ptr, ptr %[[V1]], align 8
436// CHECK: %[[V3:.*]] = call ptr @llvm.objc.retainBlock(ptr %[[V2]])
437// CHECK: store ptr %[[V3]], ptr %[[V0]], align 8
438// CHECK: ret void
439
440void test_copy_constructor_StrongBlock(StrongBlock *s) {
441  StrongBlock t = *s;
442}
443
444// CHECK: define{{.*}} void @test_copy_assignment_StrongBlock(ptr noundef %[[D:.*]], ptr noundef %[[S:.*]])
445// CHECK: call void @__copy_assignment_8_8_sb0(
446
447// CHECK: define linkonce_odr hidden void @__copy_assignment_8_8_sb0(ptr noundef %[[DST:.*]], ptr noundef %[[SRC:.*]])
448// CHECK: %[[DST_ADDR:.*]] = alloca ptr, align 8
449// CHECK: %[[SRC_ADDR:.*]] = alloca ptr, align 8
450// CHECK: store ptr %[[DST]], ptr %[[DST_ADDR]], align 8
451// CHECK: store ptr %[[SRC]], ptr %[[SRC_ADDR]], align 8
452// CHECK: %[[V0:.*]] = load ptr, ptr %[[DST_ADDR]], align 8
453// CHECK: %[[V1:.*]] = load ptr, ptr %[[SRC_ADDR]], align 8
454// CHECK: %[[V2:.*]] = load ptr, ptr %[[V1]], align 8
455// CHECK: %[[V3:.*]] = call ptr @llvm.objc.retainBlock(ptr %[[V2]])
456// CHECK: %[[V4:.*]] = load ptr, ptr %[[V0]], align 8
457// CHECK: store ptr %[[V3]], ptr %[[V0]], align 8
458// CHECK: call void @llvm.objc.release(ptr %[[V4]])
459// CHECK: ret void
460
461void test_copy_assignment_StrongBlock(StrongBlock *d, StrongBlock *s) {
462  *d = *s;
463}
464
465// CHECK-LABEL: define{{.*}} void @test_copy_assignment_StructWithBool(
466// CHECK: call void @__copy_assignment_8_8_AB0s1n2_tv0w8_AE_S_sv8_AB16s4n16_tv128w32_AE(
467
468// CHECK-LABEL: define linkonce_odr hidden void @__copy_assignment_8_8_AB0s1n2_tv0w8_AE_S_sv8_AB16s4n16_tv128w32_AE(
469// CHECK: %[[ADDR_CUR:.*]] = phi ptr
470// CHECK: %[[ADDR_CUR1:.*]] = phi ptr
471
472// CHECK: %[[V6:.*]] = load volatile i8, ptr %[[ADDR_CUR1]], align 1
473// CHECK: %[[TOBOOL:.*]] = trunc i8 %[[V6]] to i1
474// CHECK: %[[FROMBOOL:.*]] = zext i1 %[[TOBOOL]] to i8
475// CHECK: store volatile i8 %[[FROMBOOL]], ptr %[[ADDR_CUR]], align 1
476
477void test_copy_assignment_StructWithBool(StructWithBool *d, StructWithBool *s) {
478  *d = *s;
479}
480
481// CHECK: define{{.*}} void @test_copy_constructor_StrongVolatile0(
482// CHECK: call void @__copy_constructor_8_8_t0w4_sv8(
483// CHECK-NOT: call
484// CHECK: call void @__destructor_8_sv8(
485// CHECK-NOT: call
486
487// CHECK: define linkonce_odr hidden void @__copy_constructor_8_8_t0w4_sv8(
488// CHECK: %[[V8:.*]] = load volatile ptr, ptr %{{.*}}, align 8
489// CHECK: %[[V9:.*]] = call ptr @llvm.objc.retain(ptr %[[V8]])
490// CHECK: store volatile ptr %[[V9]], ptr %{{.*}}, align 8
491
492void test_copy_constructor_StrongVolatile0(StrongVolatile *s) {
493  StrongVolatile t = *s;
494}
495
496// CHECK: define{{.*}} void @test_copy_constructor_StrongVolatile1(
497// CHECK: call void @__copy_constructor_8_8_tv0w128_sv16(
498
499void test_copy_constructor_StrongVolatile1(Strong *s) {
500  volatile Strong t = *s;
501}
502
503// CHECK: define{{.*}} void @test_block_capture_Strong()
504// CHECK: call void @__default_constructor_8_s16(
505// CHECK: call void @__copy_constructor_8_8_t0w16_s16(
506// CHECK: call void @__destructor_8_s16(
507// CHECK: call void @__destructor_8_s16(
508// CHECK: ret void
509
510// CHECK: define linkonce_odr hidden void @__copy_helper_block_8_32n13_8_8_t0w16_s16(ptr noundef %0, ptr noundef %1)
511// CHECK: call void @__copy_constructor_8_8_t0w16_s16(
512// CHECK: ret void
513
514// CHECK: define linkonce_odr hidden void @__destroy_helper_block_8_32n5_8_s16(
515// CHECK: call void @__destructor_8_s16(
516// CHECK: ret void
517
518void test_block_capture_Strong(void) {
519  Strong t;
520  BlockTy b = ^(void){ (void)t; };
521}
522
523// CHECK: define{{.*}} void @test_variable_length_array(i32 noundef %[[N:.*]])
524// CHECK: %[[N_ADDR:.*]] = alloca i32, align 4
525// CHECK: store i32 %[[N]], ptr %[[N_ADDR]], align 4
526// CHECK: %[[V0:.*]] = load i32, ptr %[[N_ADDR]], align 4
527// CHECK: %[[V1:.*]] = zext i32 %[[V0]] to i64
528// CHECK: %[[VLA:.*]] = alloca %[[STRUCT_STRONG]], i64 %[[V1]], align 8
529// CHECK: %[[V4:.*]] = mul nuw i64 24, %[[V1]]
530// CHECK: %[[V6:.*]] = getelementptr inbounds i8, ptr %[[VLA]], i64 %[[V4]]
531// CHECK: br label
532
533// CHECK: %[[DSTADDR_CUR:.*]] = phi ptr [ %[[VLA]], {{.*}} ], [ %[[V7:.*]], {{.*}} ]
534// CHECK: %[[DONE:.*]] = icmp eq ptr %[[DSTADDR_CUR]], %[[V6]]
535// CHECK: br i1 %[[DONE]], label
536
537// CHECK: call void @__default_constructor_8_s16(ptr %[[DSTADDR_CUR]])
538// CHECK: %[[V9:.*]] = getelementptr inbounds i8, ptr %[[DSTADDR_CUR]], i64 24
539// CHECK: br label
540
541// CHECK: call void @func(ptr noundef %[[VLA]])
542// CHECK: %[[V10:.*]] = getelementptr inbounds %[[STRUCT_STRONG]], ptr %[[VLA]], i64 %[[V1]]
543// CHECK: %[[ARRAYDESTROY_ISEMPTY:.*]] = icmp eq ptr %[[VLA]], %[[V10]]
544// CHECK: br i1 %[[ARRAYDESTROY_ISEMPTY]], label
545
546// CHECK: %[[ARRAYDESTROY_ELEMENTPAST:.*]] = phi ptr [ %[[V10]], {{.*}} ], [ %[[ARRAYDESTROY_ELEMENT:.*]], {{.*}} ]
547// CHECK: %[[ARRAYDESTROY_ELEMENT]] = getelementptr inbounds %[[STRUCT_STRONG]], ptr %[[ARRAYDESTROY_ELEMENTPAST]], i64 -1
548// CHECK: call void @__destructor_8_s16(ptr %[[ARRAYDESTROY_ELEMENT]])
549// CHECK: %[[ARRAYDESTROY_DONE:.*]] = icmp eq ptr %[[ARRAYDESTROY_ELEMENT]], %[[VLA]]
550// CHECK: br i1 %[[ARRAYDESTROY_DONE]], label
551
552// CHECK: ret void
553
554void test_variable_length_array(int n) {
555  Strong a[n];
556  func(a);
557}
558
559// CHECK: define linkonce_odr hidden void @__default_constructor_8_AB8s8n4_s8_AE(
560// CHECK: call void @llvm.memset.p0.i64(ptr align 8 %{{.*}}, i8 0, i64 32, i1 false)
561void test_constructor_destructor_IDArray(void) {
562  IDArray t;
563}
564
565// CHECK: define linkonce_odr hidden void @__default_constructor_8_AB8s24n4_S_s24_AE(
566void test_constructor_destructor_StructArray(void) {
567  StructArray t;
568}
569
570// Test that StructArray's field 'd' is copied before entering the loop.
571
572// CHECK: define linkonce_odr hidden void @__copy_constructor_8_8_t0w8_AB8s24n4_S_t8w16_s24_AE(ptr noundef %[[DST:.*]], ptr noundef %[[SRC:.*]])
573// CHECK: entry:
574// CHECK: %[[DST_ADDR:.*]] = alloca ptr, align 8
575// CHECK: %[[SRC_ADDR:.*]] = alloca ptr, align 8
576// CHECK: store ptr %[[DST]], ptr %[[DST_ADDR]], align 8
577// CHECK: store ptr %[[SRC]], ptr %[[SRC_ADDR]], align 8
578// CHECK: %[[V0:.*]] = load ptr, ptr %[[DST_ADDR]], align 8
579// CHECK: %[[V1:.*]] = load ptr, ptr %[[SRC_ADDR]], align 8
580// CHECK: %[[V4:.*]] = load i64, ptr %[[V1]], align 8
581// CHECK: store i64 %[[V4]], ptr %[[V0]], align 8
582
583// CHECK: phi ptr
584// CHECK: phi ptr
585
586// CHECK: phi ptr
587// CHECK: phi ptr
588
589// CHECK-NOT: load i64, ptr %
590// CHECK-NOT: store i64 %
591// CHECK: call void @__copy_constructor_8_8_t0w16_s16(
592
593void test_copy_constructor_StructArray(StructArray a) {
594  StructArray t = a;
595}
596
597// Check that IRGen copies the 9-bit bitfield emitting i16 load and store.
598
599// CHECK: define{{.*}} void @test_copy_constructor_Bitfield0(
600
601// CHECK: define linkonce_odr hidden void @__copy_constructor_8_8_s0_t8w2(
602// CHECK: %[[V5:.*]] = getelementptr inbounds i8, ptr %{{.*}}, i64 8
603// CHECK: %[[V8:.*]] = getelementptr inbounds i8, ptr %{{.*}}, i64 8
604// CHECK: %[[V12:.*]] = load i16, ptr %[[V8]], align 8
605// CHECK: store i16 %[[V12]], ptr %[[V5]], align 8
606// CHECK: ret void
607
608void test_copy_constructor_Bitfield0(Bitfield0 *a) {
609  Bitfield0 t = *a;
610}
611
612// CHECK: define linkonce_odr hidden void @__copy_constructor_8_8_t0w2_s8_t16w4_s24_t32w12_s48_t56w9_tv513w2_tv520w8
613// CHECK: %[[V4:.*]] = load i16, ptr %{{.*}}, align 8
614// CHECK: store i16 %[[V4]], ptr %{{.*}}, align 8
615// CHECK: %[[V21:.*]] = load i32, ptr %{{.*}}, align 8
616// CHECK: store i32 %[[V21]], ptr %{{.*}}, align 8
617// CHECK: call void @llvm.memcpy.p0.p0.i64(ptr align 8 %{{.*}}, ptr align 8 %{{.*}}, i64 12, i1 false)
618// CHECK: call void @llvm.memcpy.p0.p0.i64(ptr align 8 %{{.*}}, ptr align 8 %{{.*}}, i64 9, i1 false)
619// CHECK: %[[I5:.*]] = getelementptr inbounds nuw %[[STRUCT_BITFIELD1]], ptr %[[V0:.*]], i32 0, i32 8
620// CHECK: %[[I51:.*]] = getelementptr inbounds nuw %[[STRUCT_BITFIELD1]], ptr %[[V1:.*]], i32 0, i32 8
621// CHECK: %[[BF_LOAD:.*]] = load volatile i8, ptr %[[I51]], align 8
622// CHECK: %[[BF_SHL:.*]] = shl i8 %[[BF_LOAD]], 5
623// CHECK: %[[BF_ASHR:.*]] = ashr i8 %[[BF_SHL]], 6
624// CHECK: %[[BF_CAST:.*]] = sext i8 %[[BF_ASHR]] to i32
625// CHECK: %[[V56:.*]] = trunc i32 %[[BF_CAST]] to i8
626// CHECK: %[[BF_LOAD2:.*]] = load volatile i8, ptr %[[I5]], align 8
627// CHECK: %[[BF_VALUE:.*]] = and i8 %[[V56]], 3
628// CHECK: %[[BF_SHL3:.*]] = shl i8 %[[BF_VALUE]], 1
629// CHECK: %[[BF_CLEAR:.*]] = and i8 %[[BF_LOAD2]], -7
630// CHECK: %[[BF_SET:.*]] = or i8 %[[BF_CLEAR]], %[[BF_SHL3]]
631// CHECK: store volatile i8 %[[BF_SET]], ptr %[[I5]], align 8
632// CHECK: %[[I6:.*]] = getelementptr inbounds nuw %[[STRUCT_BITFIELD1]], ptr %[[V0]], i32 0, i32 9
633// CHECK: %[[I64:.*]] = getelementptr inbounds nuw %[[STRUCT_BITFIELD1]], ptr %[[V1]], i32 0, i32 9
634// CHECK: %[[V59:.*]] = load volatile i8, ptr %[[I64]], align 1
635// CHECK: store volatile i8 %[[V59]], ptr %[[I6]], align 1
636
637void test_copy_constructor_Bitfield1(Bitfield1 *a) {
638  Bitfield1 t = *a;
639}
640
641// CHECK: define{{.*}} void @test_copy_constructor_VolatileArray(
642// CHECK: call void @__copy_constructor_8_8_s0_AB8s4n16_tv64w32_AE(
643
644// CHECK: define linkonce_odr hidden void @__copy_constructor_8_8_s0_AB8s4n16_tv64w32_AE(
645// CHECK: %[[ADDR_CUR:.*]] = phi ptr
646// CHECK: %[[ADDR_CUR1:.*]] = phi ptr
647// CHECK: %[[V14:.*]] = load volatile i32, ptr %[[ADDR_CUR1]], align 4
648// CHECK: store volatile i32 %[[V14]], ptr %[[ADDR_CUR]], align 4
649
650void test_copy_constructor_VolatileArray(VolatileArray *a) {
651  VolatileArray t = *a;
652}
653
654// CHECK: define{{.*}} void @test_compound_literal0(
655// CHECK: %[[P:.*]] = alloca ptr, align 8
656// CHECK: %[[_COMPOUNDLITERAL:.*]] = alloca %[[STRUCT_STRONGSMALL]], align 8
657// CHECK: %[[CLEANUP_COND:.*]] = alloca i1, align 1
658// CHECK: %[[_COMPOUNDLITERAL1:.*]] = alloca %[[STRUCT_STRONGSMALL]], align 8
659// CHECK: %[[CLEANUP_COND4:.*]] = alloca i1, align 1
660
661// CHECK: %[[I:.*]] = getelementptr inbounds nuw %[[STRUCT_STRONGSMALL]], ptr %[[_COMPOUNDLITERAL]], i32 0, i32 0
662// CHECK: store i32 1, ptr %[[I]], align 8
663// CHECK: %[[F1:.*]] = getelementptr inbounds nuw %[[STRUCT_STRONGSMALL]], ptr %[[_COMPOUNDLITERAL]], i32 0, i32 1
664// CHECK: store ptr null, ptr %[[F1]], align 8
665// CHECK: store i1 true, ptr %[[CLEANUP_COND]], align 1
666
667// CHECK: %[[I2:.*]] = getelementptr inbounds nuw %[[STRUCT_STRONGSMALL]], ptr %[[_COMPOUNDLITERAL1]], i32 0, i32 0
668// CHECK: store i32 2, ptr %[[I2]], align 8
669// CHECK: %[[F13:.*]] = getelementptr inbounds nuw %[[STRUCT_STRONGSMALL]], ptr %[[_COMPOUNDLITERAL1]], i32 0, i32 1
670// CHECK: store ptr null, ptr %[[F13]], align 8
671// CHECK: store i1 true, ptr %[[CLEANUP_COND4]], align 1
672
673// CHECK: %[[COND:.*]] = phi ptr [ %[[_COMPOUNDLITERAL]], %{{.*}} ], [ %[[_COMPOUNDLITERAL1]], %{{.*}} ]
674// CHECK: store ptr %[[COND]], ptr %[[P]], align 8
675// CHECK: call void @func(
676
677// CHECK: call void @__destructor_8_s8(ptr %[[_COMPOUNDLITERAL1]])
678
679// CHECK: call void @__destructor_8_s8(ptr %[[_COMPOUNDLITERAL]])
680
681void test_compound_literal0(int c) {
682  StrongSmall *p = c ? &(StrongSmall){ 1, 0 } : &(StrongSmall){ 2, 0 };
683  func(0);
684}
685
686// Check that there is only one destructor call, which destructs 't'.
687
688// CHECK: define{{.*}} void @test_compound_literal1(
689// CHECK: %[[T:.*]] = alloca %[[STRUCT_STRONGSMALL]], align 8
690
691// CHECK: %[[I:.*]] = getelementptr inbounds nuw %[[STRUCT_STRONGSMALL]], ptr %[[T]], i32 0, i32 0
692// CHECK: store i32 1, ptr %[[I]], align 8
693// CHECK: %[[F1:.*]] = getelementptr inbounds nuw %[[STRUCT_STRONGSMALL]], ptr %[[T]], i32 0, i32 1
694// CHECK: store ptr null, ptr %[[F1]], align 8
695
696// CHECK: %[[I1:.*]] = getelementptr inbounds nuw %[[STRUCT_STRONGSMALL]], ptr %[[T]], i32 0, i32 0
697// CHECK: store i32 2, ptr %[[I1]], align 8
698// CHECK: %[[F12:.*]] = getelementptr inbounds nuw %[[STRUCT_STRONGSMALL]], ptr %[[T]], i32 0, i32 1
699// CHECK: store ptr null, ptr %[[F12]], align 8
700
701// CHECK: call void @func(
702// CHECK-NOT: call void
703// CHECK: call void @__destructor_8_s8(ptr %[[T]])
704// CHECK-NOT: call void
705
706void test_compound_literal1(int c) {
707  StrongSmall t = c ? (StrongSmall){ 1, 0 } : (StrongSmall){ 2, 0 };
708  func(0);
709}
710
711// CHECK: define{{.*}} void @test_compound_literal2(
712// CHECK: %[[P_ADDR:.*]] = alloca ptr, align 8
713// CHECK: %[[_COMPOUNDLITERAL:.*]] = alloca %[[STRUCT_STRONGSMALL]], align 8
714// CHECK: %[[CLEANUP_COND:.*]] = alloca i1, align 1
715// CHECK: %[[_COMPOUNDLITERAL1:.*]] = alloca %[[STRUCT_STRONGSMALL]], align 8
716// CHECK: %[[CLEANUP_COND4:.*]] = alloca i1, align 1
717// CHECK: %[[V0:.*]] = load ptr, ptr %[[P_ADDR]], align 8
718
719// CHECK: %[[I:.*]] = getelementptr inbounds nuw %[[STRUCT_STRONGSMALL]], ptr %[[_COMPOUNDLITERAL]], i32 0, i32 0
720// CHECK: store i32 1, ptr %[[I]], align 8
721// CHECK: %[[F1:.*]] = getelementptr inbounds nuw %[[STRUCT_STRONGSMALL]], ptr %[[_COMPOUNDLITERAL]], i32 0, i32 1
722// CHECK: store ptr null, ptr %[[F1]], align 8
723// CHECK: store i1 true, ptr %[[CLEANUP_COND]], align 1
724// CHECK: call void @__copy_assignment_8_8_t0w4_s8(ptr %[[V0]], ptr %[[_COMPOUNDLITERAL]])
725
726// CHECK: %[[I2:.*]] = getelementptr inbounds nuw %[[STRUCT_STRONGSMALL]], ptr %[[_COMPOUNDLITERAL1]], i32 0, i32 0
727// CHECK: store i32 2, ptr %[[I2]], align 8
728// CHECK: %[[F13:.*]] = getelementptr inbounds nuw %[[STRUCT_STRONGSMALL]], ptr %[[_COMPOUNDLITERAL1]], i32 0, i32 1
729// CHECK: store ptr null, ptr %[[F13]], align 8
730// CHECK: store i1 true, ptr %[[CLEANUP_COND4]], align 1
731// CHECK: call void @__copy_assignment_8_8_t0w4_s8(ptr %[[V0]], ptr %[[_COMPOUNDLITERAL1]])
732
733// CHECK: call void @func(
734
735// CHECK: call void @__destructor_8_s8(ptr %[[_COMPOUNDLITERAL1]])
736
737// CHECK: call void @__destructor_8_s8(ptr %[[_COMPOUNDLITERAL]])
738
739void test_compound_literal2(int c, StrongSmall *p) {
740  *p = c ? (StrongSmall){ 1, 0 } : (StrongSmall){ 2, 0 };
741  func(0);
742}
743
744// CHECK: define{{.*}} void @test_member_access(
745// CHECK: %[[TMP:.*]] = alloca %[[STRUCT_STRONGSMALL]],
746// CHECK: call void @__destructor_8_s8(ptr %[[TMP]])
747// CHECK: call void @func(
748
749void test_member_access(void) {
750  g0 = getStrongSmall().f1;
751  func(0);
752}
753
754// CHECK: define{{.*}} void @test_member_access2(ptr noundef %[[C:.*]])
755// CHECK: %[[COERCE:.*]] = alloca %[[STRUCT_STRONGSMALL]], align 8
756// CHECK: call void @__destructor_8_s8(ptr %[[COERCE]])
757// CHECK: call void @func(
758
759void test_member_access2(C *c) {
760  g0 = [c getStrongSmall].f1;
761  func(0);
762}
763
764// CHECK: define{{.*}} void @test_member_access3(
765// CHECK: %[[COERCE:.*]] = alloca %[[STRUCT_STRONGSMALL]], align 8
766// CHECK: call void @__destructor_8_s8(ptr %[[COERCE]])
767// CHECK: call void @func(
768
769void test_member_access3(void) {
770  g0 = [C getStrongSmallClass].f1;
771  func(0);
772}
773
774// CHECK: define{{.*}} void @test_member_access4()
775// CHECK: %[[COERCE:.*]] = alloca %[[STRUCT_STRONGSMALL]], align 8
776// CHECK: call void @__destructor_8_s8(ptr %[[COERCE]])
777// CHECK: call void @func(
778
779void test_member_access4(void) {
780  g0 = ^{ StrongSmall s; return s; }().f1;
781  func(0);
782}
783
784// CHECK: define{{.*}} void @test_volatile_variable_reference(
785// CHECK: %[[AGG_TMP_ENSURED:.*]] = alloca %[[STRUCT_STRONGSMALL]],
786// CHECK: call void @__copy_constructor_8_8_tv0w32_sv8(ptr %[[AGG_TMP_ENSURED]], ptr %{{.*}})
787// CHECK: call void @__destructor_8_s8(ptr %[[AGG_TMP_ENSURED]])
788// CHECK: call void @func(
789
790void test_volatile_variable_reference(volatile StrongSmall *a) {
791  (void)*a;
792  func(0);
793}
794
795struct ZeroBitfield {
796  int : 0;
797  id strong;
798};
799
800
801// CHECK: define linkonce_odr hidden void @__default_constructor_8_sv0
802// CHECK: define linkonce_odr hidden void @__copy_assignment_8_8_sv0
803void test_zero_bitfield(void) {
804  struct ZeroBitfield volatile a, b;
805  a = b;
806}
807
808// CHECK-LABEL: define{{.*}} ptr @test_conditional0(
809// CHECK: %[[TMP:.*]] = alloca %[[STRUCT_STRONGSMALL]], align 8
810
811// CHECK: call void @__copy_constructor_8_8_t0w4_s8(ptr %[[TMP]], ptr @g2)
812
813// CHECK: call void @__copy_constructor_8_8_t0w4_s8(ptr %[[TMP]], ptr @g1)
814
815// CHECK: call void @__destructor_8_s8(ptr %[[TMP]])
816// CHECK: @llvm.objc.autoreleaseReturnValue
817
818id test_conditional0(int c) {
819  return (c ? g2 : g1).f1;
820}
821
822// CHECK-LABEL: define{{.*}} void @test_conditional1(
823// CHECK-NOT: call void @__destructor
824
825void test_conditional1(int c) {
826  calleeStrongSmall(c ? g2 : g1);
827}
828
829// CHECK-LABEL: define{{.*}} ptr @test_assignment0(
830// CHECK: %[[TMP:.*]] = alloca %[[STRUCT_STRONGSMALL]], align 8
831// CHECK: call void @__copy_assignment_8_8_t0w4_s8(ptr @g2, ptr @g1)
832// CHECK: call void @__copy_constructor_8_8_t0w4_s8(ptr %[[TMP]], ptr @g2)
833// CHECK: call void @__destructor_8_s8(ptr %[[TMP]])
834
835id test_assignment0(void) {
836  return (g2 = g1).f1;
837}
838
839// CHECK-LABEL: define{{.*}} void @test_assignment1(
840// CHECK-NOT: call void @__destructor
841
842void test_assignment1(void) {
843  calleeStrongSmall(g2 = g1);
844}
845
846// CHECK-LABEL: define{{.*}} void @test_null_reveiver(
847// CHECK: %[[AGG_TMP:.*]] = alloca %[[STRUCT_STRONGSMALL]], align 8
848// CHECK: br i1
849
850// CHECK: %[[V8:.*]] = load [2 x i64], ptr %[[AGG_TMP]], align 8
851// CHECK: call void @objc_msgSend({{.*}}, [2 x i64] %[[V8]])
852// CHECK: br
853
854// CHECK: call void @__destructor_8_s8(ptr %[[AGG_TMP]]) #4
855// CHECK: br
856
857void test_null_reveiver(C *c) {
858  [c m:getStrongSmall()];
859}
860
861#endif /* USESTRUCT */
862