1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
|
// RUN: %clang_cc1 -no-opaque-pointers -no-enable-noundef-analysis -triple x86_64-apple-darwin10 -emit-llvm -std=c++03 -fexceptions -fcxx-exceptions -o - %s | FileCheck %s
// RUN: %clang_cc1 -no-opaque-pointers -no-enable-noundef-analysis -triple i386-apple-darwin10 -emit-llvm -std=c++03 -o - %s | FileCheck --check-prefix=CHECK-2 %s
struct POD {
int w, x, y, z;
};
struct PODLike {
int w, x, y, z;
PODLike();
~PODLike();
};
struct NonPOD {
NonPOD();
NonPOD(const NonPOD&);
NonPOD& operator=(const NonPOD&);
};
struct Basic {
int a, b, c, d;
NonPOD np;
int w, x, y, z;
};
struct PODMember {
int a, b, c, d;
POD p;
NonPOD np;
int w, x, y, z;
};
struct PODLikeMember {
int a, b, c, d;
PODLike pl;
NonPOD np;
int w, x, y, z;
};
struct ArrayMember {
int a, b, c, d;
int e[12];
NonPOD np;
int f[12];
int w, x, y, z;
};
struct ZeroLengthArrayMember {
NonPOD np;
int a;
int b[0];
int c;
};
struct VolatileMember {
int a, b, c, d;
volatile int v;
NonPOD np;
int w, x, y, z;
};
struct BitfieldMember {
int a, b, c, d;
NonPOD np;
int w : 6;
int x : 6;
int y : 6;
int z : 6;
};
struct BitfieldMember2 {
unsigned a : 1;
unsigned b, c, d;
NonPOD np;
};
struct BitfieldMember3 {
virtual void f();
int : 8;
int x : 1;
int y;
};
struct InnerClassMember {
struct {
int a, b, c, d;
} a;
int b, c, d, e;
NonPOD np;
int w, x, y, z;
};
struct ReferenceMember {
ReferenceMember(int &a, int &b, int &c, int &d)
: a(a), b(b), c(c), d(d) {}
int &a;
int &b;
NonPOD np;
int &c;
int &d;
};
struct __attribute__((packed)) PackedMembers {
char c;
NonPOD np;
int w, x, y, z;
};
// COPY-ASSIGNMENT OPERATORS:
// Assignment operators are output in the order they're encountered.
#define CALL_AO(T) void callAO##T(T& a, const T& b) { a = b; }
CALL_AO(Basic)
CALL_AO(PODMember)
CALL_AO(PODLikeMember)
CALL_AO(ArrayMember)
CALL_AO(ZeroLengthArrayMember)
CALL_AO(VolatileMember)
CALL_AO(BitfieldMember)
CALL_AO(InnerClassMember)
CALL_AO(PackedMembers)
// Basic copy-assignment:
// CHECK-LABEL: define linkonce_odr nonnull align {{[0-9]+}} dereferenceable({{[0-9]+}}) %struct.Basic* @_ZN5BasicaSERKS_(%struct.Basic* {{[^,]*}} %this, %struct.Basic* nonnull align {{[0-9]+}} dereferenceable({{[0-9]+}}) %0)
// CHECK: call void @llvm.memcpy.p0i8.p0i8.i64({{.*}} align 4 {{.*}} align 4 {{.*}}i64 16, i1 {{.*}})
// CHECK: call nonnull align {{[0-9]+}} dereferenceable({{[0-9]+}}) %struct.NonPOD* @_ZN6NonPODaSERKS_
// CHECK: call void @llvm.memcpy.p0i8.p0i8.i64({{.*}} align 4 {{.*}} align 4 {{.*}}i64 16, i1 {{.*}})
// CHECK: ret %struct.Basic*
// PODMember copy-assignment:
// CHECK-LABEL: define linkonce_odr nonnull align {{[0-9]+}} dereferenceable({{[0-9]+}}) %struct.PODMember* @_ZN9PODMemberaSERKS_(%struct.PODMember* {{[^,]*}} %this, %struct.PODMember* nonnull align {{[0-9]+}} dereferenceable({{[0-9]+}}) %0)
// CHECK: call void @llvm.memcpy.p0i8.p0i8.i64({{.*}} align 4 {{.*}} align 4 {{.*}}i64 32, i1 {{.*}})
// CHECK: call nonnull align {{[0-9]+}} dereferenceable({{[0-9]+}}) %struct.NonPOD* @_ZN6NonPODaSERKS_
// CHECK: call void @llvm.memcpy.p0i8.p0i8.i64({{.*}} align 4 {{.*}} align 4 {{.*}}i64 16, i1 {{.*}})
// CHECK: ret %struct.PODMember*
// PODLikeMember copy-assignment:
// CHECK-LABEL: define linkonce_odr nonnull align {{[0-9]+}} dereferenceable({{[0-9]+}}) %struct.PODLikeMember* @_ZN13PODLikeMemberaSERKS_(%struct.PODLikeMember* {{[^,]*}} %this, %struct.PODLikeMember* nonnull align {{[0-9]+}} dereferenceable({{[0-9]+}}) %0)
// CHECK: call void @llvm.memcpy.p0i8.p0i8.i64({{.*}} align 4 {{.*}} align 4 {{.*}}i64 32, i1 {{.*}})
// CHECK: call nonnull align {{[0-9]+}} dereferenceable({{[0-9]+}}) %struct.NonPOD* @_ZN6NonPODaSERKS_
// CHECK: call void @llvm.memcpy.p0i8.p0i8.i64({{.*}} align 4 {{.*}} align 4 {{.*}}i64 16, i1 {{.*}})
// CHECK: ret %struct.PODLikeMember*
// ArrayMember copy-assignment:
// CHECK-LABEL: define linkonce_odr nonnull align {{[0-9]+}} dereferenceable({{[0-9]+}}) %struct.ArrayMember* @_ZN11ArrayMemberaSERKS_(%struct.ArrayMember* {{[^,]*}} %this, %struct.ArrayMember* nonnull align {{[0-9]+}} dereferenceable({{[0-9]+}}) %0)
// CHECK: call void @llvm.memcpy.p0i8.p0i8.i64({{.*}} align 4 {{.*}} align 4 {{.*}}i64 64, i1 {{.*}})
// CHECK: call nonnull align {{[0-9]+}} dereferenceable({{[0-9]+}}) %struct.NonPOD* @_ZN6NonPODaSERKS_
// CHECK: call void @llvm.memcpy.p0i8.p0i8.i64({{.*}} align 4 {{.*}} align 4 {{.*}}i64 64, i1 {{.*}})
// CHECK: ret %struct.ArrayMember*
// ZeroLengthArrayMember copy-assignment:
// CHECK-LABEL: define linkonce_odr nonnull align {{[0-9]+}} dereferenceable({{[0-9]+}}) %struct.ZeroLengthArrayMember* @_ZN21ZeroLengthArrayMemberaSERKS_(%struct.ZeroLengthArrayMember* {{[^,]*}} %this, %struct.ZeroLengthArrayMember* nonnull align {{[0-9]+}} dereferenceable({{[0-9]+}}) %0)
// CHECK: call nonnull align {{[0-9]+}} dereferenceable({{[0-9]+}}) %struct.NonPOD* @_ZN6NonPODaSERKS_
// CHECK: call void @llvm.memcpy.p0i8.p0i8.i64({{.*}} align 4 {{.*}} align 4 {{.*}}i64 8, i1 {{.*}})
// CHECK: ret %struct.ZeroLengthArrayMember*
// VolatileMember copy-assignment:
// CHECK-LABEL: define linkonce_odr nonnull align {{[0-9]+}} dereferenceable({{[0-9]+}}) %struct.VolatileMember* @_ZN14VolatileMemberaSERKS_(%struct.VolatileMember* {{[^,]*}} %this, %struct.VolatileMember* nonnull align {{[0-9]+}} dereferenceable({{[0-9]+}}) %0)
// CHECK: call void @llvm.memcpy.p0i8.p0i8.i64({{.*}} align 4 {{.*}} align 4 {{.*}}i64 16, i1 {{.*}})
// CHECK: load volatile i32, i32* {{.*}}, align 4
// CHECK: store volatile i32 {{.*}}, align 4
// CHECK: call nonnull align {{[0-9]+}} dereferenceable({{[0-9]+}}) %struct.NonPOD* @_ZN6NonPODaSERKS_
// CHECK: call void @llvm.memcpy.p0i8.p0i8.i64({{.*}} align 4 {{.*}} align 4 {{.*}}i64 16, i1 {{.*}})
// CHECK: ret %struct.VolatileMember*
// BitfieldMember copy-assignment:
// CHECK-LABEL: define linkonce_odr nonnull align {{[0-9]+}} dereferenceable({{[0-9]+}}) %struct.BitfieldMember* @_ZN14BitfieldMemberaSERKS_(%struct.BitfieldMember* {{[^,]*}} %this, %struct.BitfieldMember* nonnull align {{[0-9]+}} dereferenceable({{[0-9]+}}) %0)
// CHECK: call void @llvm.memcpy.p0i8.p0i8.i64({{.*}} align 4 {{.*}} align 4 {{.*}}i64 16, i1 {{.*}})
// CHECK: call nonnull align {{[0-9]+}} dereferenceable({{[0-9]+}}) %struct.NonPOD* @_ZN6NonPODaSERKS_
// CHECK: call void @llvm.memcpy.p0i8.p0i8.i64({{.*}} align 1 {{.*}} align 1 {{.*}}i64 3, i1 {{.*}})
// CHECK: ret %struct.BitfieldMember*
// InnerClass copy-assignment:
// CHECK-LABEL: define linkonce_odr nonnull align {{[0-9]+}} dereferenceable({{[0-9]+}}) %struct.InnerClassMember* @_ZN16InnerClassMemberaSERKS_(%struct.InnerClassMember* {{[^,]*}} %this, %struct.InnerClassMember* nonnull align {{[0-9]+}} dereferenceable({{[0-9]+}}) %0)
// CHECK: call void @llvm.memcpy.p0i8.p0i8.i64({{.*}} align 4 {{.*}} align 4 {{.*}}i64 32, i1 {{.*}})
// CHECK: call nonnull align {{[0-9]+}} dereferenceable({{[0-9]+}}) %struct.NonPOD* @_ZN6NonPODaSERKS_
// CHECK: call void @llvm.memcpy.p0i8.p0i8.i64({{.*}} align 4 {{.*}} align 4 {{.*}}i64 16, i1 {{.*}})
// CHECK: ret %struct.InnerClassMember*
// PackedMembers copy-assignment:
// CHECK-LABEL: define linkonce_odr nonnull align {{[0-9]+}} dereferenceable({{[0-9]+}}) %struct.PackedMembers* @_ZN13PackedMembersaSERKS_(%struct.PackedMembers* {{[^,]*}} %this, %struct.PackedMembers* nonnull align {{[0-9]+}} dereferenceable({{[0-9]+}}) %0)
// CHECK: call nonnull align {{[0-9]+}} dereferenceable({{[0-9]+}}) %struct.NonPOD* @_ZN6NonPODaSERKS_
// CHECK: call void @llvm.memcpy.p0i8.p0i8.i64({{.*}} align 1 {{.*}} align 1 {{.*}}i64 16, i1 {{.*}})
// CHECK: ret %struct.PackedMembers*
// COPY-CONSTRUCTORS:
// Clang outputs copy-constructors in the reverse of the order that
// copy-constructor calls are encountered. Add functions that call the copy
// constructors of the classes above in reverse order here.
#define CALL_CC(T) T callCC##T(const T& b) { return b; }
CALL_CC(PackedMembers)
// PackedMembers copy-assignment:
// CHECK-LABEL: define linkonce_odr void @_ZN13PackedMembersC2ERKS_(%struct.PackedMembers* {{[^,]*}} %this, %struct.PackedMembers* nonnull align {{[0-9]+}} dereferenceable({{[0-9]+}}) %0)
// CHECK: call void @_ZN6NonPODC1ERKS_
// CHECK: call void @llvm.memcpy.p0i8.p0i8.i64({{.*}} align 1 {{.*}} align 1 {{.*}}i64 16, i1 {{.*}})
// CHECK: ret void
CALL_CC(BitfieldMember2)
// BitfieldMember2 copy-constructor:
// CHECK-2-LABEL: define linkonce_odr void @_ZN15BitfieldMember2C2ERKS_(%struct.BitfieldMember2* {{[^,]*}} %this, %struct.BitfieldMember2* nonnull align {{[0-9]+}} dereferenceable({{[0-9]+}}) %0)
// CHECK-2: call void @llvm.memcpy.p0i8.p0i8.i64({{.*}} align 4 {{.*}} align 4 {{.*}}i64 16, i1 false)
// CHECK-2: call void @_ZN6NonPODC1ERKS_
// CHECK-2: ret void
CALL_CC(BitfieldMember3)
// BitfieldMember3 copy-constructor:
// CHECK-LABEL: define linkonce_odr void @_ZN15BitfieldMember3C2ERKS_(%struct.BitfieldMember3* {{[^,]*}} %this, %struct.BitfieldMember3* nonnull align {{[0-9]+}} dereferenceable({{[0-9]+}}) %0)
// CHECK: call void @llvm.memcpy.p0i8.p0i8.i64({{.*}} align 8 {{.*}} align 8 {{.*}}i64 8, i1 false)
// CHECK: ret void
CALL_CC(ReferenceMember)
// ReferenceMember copy-constructor:
// CHECK-LABEL: define linkonce_odr void @_ZN15ReferenceMemberC2ERKS_(%struct.ReferenceMember* {{[^,]*}} %this, %struct.ReferenceMember* nonnull align {{[0-9]+}} dereferenceable({{[0-9]+}}) %0)
// CHECK: call void @llvm.memcpy.p0i8.p0i8.i64({{.*}} align 8 {{.*}} align 8 {{.*}}i64 16, i1 {{.*}})
// CHECK: call void @_ZN6NonPODC1ERKS_
// CHECK: call void @llvm.memcpy.p0i8.p0i8.i64({{.*}} align 8 {{.*}} align 8 {{.*}}i64 16, i1 {{.*}})
// CHECK: ret void
CALL_CC(InnerClassMember)
// InnerClass copy-constructor:
// CHECK-LABEL: define linkonce_odr void @_ZN16InnerClassMemberC2ERKS_(%struct.InnerClassMember* {{[^,]*}} %this, %struct.InnerClassMember* nonnull align {{[0-9]+}} dereferenceable({{[0-9]+}}) %0)
// CHECK: call void @llvm.memcpy.p0i8.p0i8.i64({{.*}} align 4 {{.*}} align 4 {{.*}}i64 32, i1 {{.*}})
// CHECK: call void @_ZN6NonPODC1ERKS_
// CHECK: call void @llvm.memcpy.p0i8.p0i8.i64({{.*}} align 4 {{.*}} align 4 {{.*}}i64 16, i1 {{.*}})
// CHECK: ret void
CALL_CC(BitfieldMember)
// BitfieldMember copy-constructor:
// CHECK-LABEL: define linkonce_odr void @_ZN14BitfieldMemberC2ERKS_(%struct.BitfieldMember* {{[^,]*}} %this, %struct.BitfieldMember* nonnull align {{[0-9]+}} dereferenceable({{[0-9]+}}) %0)
// CHECK: call void @llvm.memcpy.p0i8.p0i8.i64({{.*}} align 4 {{.*}} align 4 {{.*}}i64 16, i1 {{.*}})
// CHECK: call void @_ZN6NonPODC1ERKS_
// CHECK: call void @llvm.memcpy.p0i8.p0i8.i64({{.*}} align 1 {{.*}} align 1 {{.*}}i64 3, i1 {{.*}})
// CHECK: ret void
CALL_CC(VolatileMember)
// VolatileMember copy-constructor:
// CHECK-LABEL: define linkonce_odr void @_ZN14VolatileMemberC2ERKS_(%struct.VolatileMember* {{[^,]*}} %this, %struct.VolatileMember* nonnull align {{[0-9]+}} dereferenceable({{[0-9]+}}) %0)
// CHECK: call void @llvm.memcpy.p0i8.p0i8.i64({{.*}} align 4 {{.*}} align 4 {{.*}}i64 16, i1 {{.*}})
// CHECK: load volatile i32, i32* {{.*}}, align 4
// CHECK: store volatile i32 {{.*}}, align 4
// CHECK: call void @_ZN6NonPODC1ERKS_
// CHECK: call void @llvm.memcpy.p0i8.p0i8.i64({{.*}} align 4 {{.*}} align 4 {{.*}}i64 16, i1 {{.*}})
// CHECK: ret void
CALL_CC(ArrayMember)
// ArrayMember copy-constructor:
// CHECK-LABEL: define linkonce_odr void @_ZN11ArrayMemberC2ERKS_(%struct.ArrayMember* {{[^,]*}} %this, %struct.ArrayMember* nonnull align {{[0-9]+}} dereferenceable({{[0-9]+}}) %0)
// CHECK: call void @llvm.memcpy.p0i8.p0i8.i64({{.*}} align 4 {{.*}} align 4 {{.*}}i64 64, i1 {{.*}})
// CHECK: call void @_ZN6NonPODC1ERKS_
// CHECK: call void @llvm.memcpy.p0i8.p0i8.i64({{.*}} align 4 {{.*}} align 4 {{.*}}i64 64, i1 {{.*}})
// CHECK: ret void
CALL_CC(PODLikeMember)
// PODLikeMember copy-constructor:
// CHECK-LABEL: define linkonce_odr void @_ZN13PODLikeMemberC2ERKS_(%struct.PODLikeMember* {{[^,]*}} %this, %struct.PODLikeMember* nonnull align {{[0-9]+}} dereferenceable({{[0-9]+}}) %0)
// CHECK: call void @llvm.memcpy.p0i8.p0i8.i64({{.*}} align 4 {{.*}} align 4 {{.*}}i64 32, i1 {{.*}})
// CHECK: invoke void @_ZN6NonPODC1ERKS_
// CHECK: call void @llvm.memcpy.p0i8.p0i8.i64({{.*}} align 4 {{.*}} align 4 {{.*}}i64 16, i1 {{.*}})
// CHECK: ret void
// CHECK: landingpad
// CHECK: invoke void @_ZN7PODLikeD1Ev
CALL_CC(PODMember)
// PODMember copy-constructor:
// CHECK-LABEL: define linkonce_odr void @_ZN9PODMemberC2ERKS_(%struct.PODMember* {{[^,]*}} %this, %struct.PODMember* nonnull align {{[0-9]+}} dereferenceable({{[0-9]+}}) %0)
// CHECK: call void @llvm.memcpy.p0i8.p0i8.i64({{.*}} align 4 {{.*}} align 4 {{.*}}i64 32, i1 {{.*}})
// CHECK: call void @_ZN6NonPODC1ERKS_
// CHECK: call void @llvm.memcpy.p0i8.p0i8.i64({{.*}} align 4 {{.*}} align 4 {{.*}}i64 16, i1 {{.*}})
// CHECK: ret void
CALL_CC(Basic)
// Basic copy-constructor:
// CHECK-LABEL: define linkonce_odr void @_ZN5BasicC2ERKS_(%struct.Basic* {{[^,]*}} %this, %struct.Basic* nonnull align {{[0-9]+}} dereferenceable({{[0-9]+}}) %0)
// CHECK: call void @llvm.memcpy.p0i8.p0i8.i64({{.*}} align 4 {{.*}} align 4 {{.*}}i64 16, i1 {{.*}})
// CHECK: call void @_ZN6NonPODC1ERKS_
// CHECK: call void @llvm.memcpy.p0i8.p0i8.i64({{.*}} align 4 {{.*}} align 4 {{.*}}i64 16, i1 {{.*}})
// CHECK: ret void
|
