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
|
// NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py
// RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -std=c++11 -emit-llvm -o - %s | FileCheck %s
struct A {
A();
A(const A&);
~A();
};
struct B {
B();
B(const B&);
~B();
};
struct C {
C();
C(const C&);
~C();
};
struct D {
D();
D(const D&);
~D();
B *begin();
B *end();
};
B *begin(C&);
B *end(C&);
extern B array[5];
// CHECK-LABEL: define {{[^@]+}}@_Z9for_arrayv(
// CHECK-NEXT: entry:
// CHECK-NEXT: [[A:%.*]] = alloca [[STRUCT_A:%.*]], align 1
// CHECK-NEXT: [[__RANGE1:%.*]] = alloca ptr, align 8
// CHECK-NEXT: [[__BEGIN1:%.*]] = alloca ptr, align 8
// CHECK-NEXT: [[__END1:%.*]] = alloca ptr, align 8
// CHECK-NEXT: [[B:%.*]] = alloca [[STRUCT_B:%.*]], align 1
// CHECK-NEXT: call void @_ZN1AC1Ev(ptr noundef nonnull align 1 dereferenceable(1) [[A]])
// CHECK-NEXT: store ptr @array, ptr [[__RANGE1]], align 8
// CHECK-NEXT: store ptr @array, ptr [[__BEGIN1]], align 8
// CHECK-NEXT: store ptr getelementptr inbounds ([[STRUCT_B]], ptr @array, i64 5), ptr [[__END1]], align 8
// CHECK-NEXT: br label [[FOR_COND:%.*]]
// CHECK: for.cond:
// CHECK-NEXT: [[TMP0:%.*]] = load ptr, ptr [[__BEGIN1]], align 8
// CHECK-NEXT: [[TMP1:%.*]] = load ptr, ptr [[__END1]], align 8
// CHECK-NEXT: [[CMP:%.*]] = icmp ne ptr [[TMP0]], [[TMP1]]
// CHECK-NEXT: br i1 [[CMP]], label [[FOR_BODY:%.*]], label [[FOR_END:%.*]]
// CHECK: for.body:
// CHECK-NEXT: [[TMP2:%.*]] = load ptr, ptr [[__BEGIN1]], align 8
// CHECK-NEXT: call void @_ZN1BC1ERKS_(ptr noundef nonnull align 1 dereferenceable(1) [[B]], ptr noundef nonnull align 1 dereferenceable(1) [[TMP2]])
// CHECK-NEXT: call void @_ZN1BD1Ev(ptr noundef nonnull align 1 dereferenceable(1) [[B]]) #[[ATTR3:[0-9]+]]
// CHECK-NEXT: br label [[FOR_INC:%.*]]
// CHECK: for.inc:
// CHECK-NEXT: [[TMP3:%.*]] = load ptr, ptr [[__BEGIN1]], align 8
// CHECK-NEXT: [[INCDEC_PTR:%.*]] = getelementptr inbounds [[STRUCT_B]], ptr [[TMP3]], i32 1
// CHECK-NEXT: store ptr [[INCDEC_PTR]], ptr [[__BEGIN1]], align 8
// CHECK-NEXT: br label [[FOR_COND]]
// CHECK: for.end:
// CHECK-NEXT: call void @_ZN1AD1Ev(ptr noundef nonnull align 1 dereferenceable(1) [[A]]) #[[ATTR3]]
// CHECK-NEXT: ret void
//
void for_array() {
A a;
for (B b : array) {
}
}
// CHECK-LABEL: define {{[^@]+}}@_Z9for_rangev(
// CHECK-NEXT: entry:
// CHECK-NEXT: [[A:%.*]] = alloca [[STRUCT_A:%.*]], align 1
// CHECK-NEXT: [[__RANGE1:%.*]] = alloca ptr, align 8
// CHECK-NEXT: [[REF_TMP:%.*]] = alloca [[STRUCT_C:%.*]], align 1
// CHECK-NEXT: [[__BEGIN1:%.*]] = alloca ptr, align 8
// CHECK-NEXT: [[__END1:%.*]] = alloca ptr, align 8
// CHECK-NEXT: [[B:%.*]] = alloca [[STRUCT_B:%.*]], align 1
// CHECK-NEXT: call void @_ZN1AC1Ev(ptr noundef nonnull align 1 dereferenceable(1) [[A]])
// CHECK-NEXT: call void @_ZN1CC1Ev(ptr noundef nonnull align 1 dereferenceable(1) [[REF_TMP]])
// CHECK-NEXT: store ptr [[REF_TMP]], ptr [[__RANGE1]], align 8
// CHECK-NEXT: [[TMP0:%.*]] = load ptr, ptr [[__RANGE1]], align 8
// CHECK-NEXT: [[CALL:%.*]] = call noundef ptr @_Z5beginR1C(ptr noundef nonnull align 1 dereferenceable(1) [[TMP0]])
// CHECK-NEXT: store ptr [[CALL]], ptr [[__BEGIN1]], align 8
// CHECK-NEXT: [[TMP1:%.*]] = load ptr, ptr [[__RANGE1]], align 8
// CHECK-NEXT: [[CALL1:%.*]] = call noundef ptr @_Z3endR1C(ptr noundef nonnull align 1 dereferenceable(1) [[TMP1]])
// CHECK-NEXT: store ptr [[CALL1]], ptr [[__END1]], align 8
// CHECK-NEXT: br label [[FOR_COND:%.*]]
// CHECK: for.cond:
// CHECK-NEXT: [[TMP2:%.*]] = load ptr, ptr [[__BEGIN1]], align 8
// CHECK-NEXT: [[TMP3:%.*]] = load ptr, ptr [[__END1]], align 8
// CHECK-NEXT: [[CMP:%.*]] = icmp ne ptr [[TMP2]], [[TMP3]]
// CHECK-NEXT: br i1 [[CMP]], label [[FOR_BODY:%.*]], label [[FOR_COND_CLEANUP:%.*]]
// CHECK: for.cond.cleanup:
// CHECK-NEXT: call void @_ZN1CD1Ev(ptr noundef nonnull align 1 dereferenceable(1) [[REF_TMP]]) #[[ATTR3]]
// CHECK-NEXT: br label [[FOR_END:%.*]]
// CHECK: for.body:
// CHECK-NEXT: [[TMP4:%.*]] = load ptr, ptr [[__BEGIN1]], align 8
// CHECK-NEXT: call void @_ZN1BC1ERKS_(ptr noundef nonnull align 1 dereferenceable(1) [[B]], ptr noundef nonnull align 1 dereferenceable(1) [[TMP4]])
// CHECK-NEXT: call void @_ZN1BD1Ev(ptr noundef nonnull align 1 dereferenceable(1) [[B]]) #[[ATTR3]]
// CHECK-NEXT: br label [[FOR_INC:%.*]]
// CHECK: for.inc:
// CHECK-NEXT: [[TMP5:%.*]] = load ptr, ptr [[__BEGIN1]], align 8
// CHECK-NEXT: [[INCDEC_PTR:%.*]] = getelementptr inbounds [[STRUCT_B]], ptr [[TMP5]], i32 1
// CHECK-NEXT: store ptr [[INCDEC_PTR]], ptr [[__BEGIN1]], align 8
// CHECK-NEXT: br label [[FOR_COND]]
// CHECK: for.end:
// CHECK-NEXT: call void @_ZN1AD1Ev(ptr noundef nonnull align 1 dereferenceable(1) [[A]]) #[[ATTR3]]
// CHECK-NEXT: ret void
//
void for_range() {
A a;
for (B b : C()) {
}
}
// CHECK-LABEL: define {{[^@]+}}@_Z16for_member_rangev(
// CHECK-NEXT: entry:
// CHECK-NEXT: [[A:%.*]] = alloca [[STRUCT_A:%.*]], align 1
// CHECK-NEXT: [[__RANGE1:%.*]] = alloca ptr, align 8
// CHECK-NEXT: [[REF_TMP:%.*]] = alloca [[STRUCT_D:%.*]], align 1
// CHECK-NEXT: [[__BEGIN1:%.*]] = alloca ptr, align 8
// CHECK-NEXT: [[__END1:%.*]] = alloca ptr, align 8
// CHECK-NEXT: [[B:%.*]] = alloca [[STRUCT_B:%.*]], align 1
// CHECK-NEXT: call void @_ZN1AC1Ev(ptr noundef nonnull align 1 dereferenceable(1) [[A]])
// CHECK-NEXT: call void @_ZN1DC1Ev(ptr noundef nonnull align 1 dereferenceable(1) [[REF_TMP]])
// CHECK-NEXT: store ptr [[REF_TMP]], ptr [[__RANGE1]], align 8
// CHECK-NEXT: [[TMP0:%.*]] = load ptr, ptr [[__RANGE1]], align 8
// CHECK-NEXT: [[CALL:%.*]] = call noundef ptr @_ZN1D5beginEv(ptr noundef nonnull align 1 dereferenceable(1) [[TMP0]])
// CHECK-NEXT: store ptr [[CALL]], ptr [[__BEGIN1]], align 8
// CHECK-NEXT: [[TMP1:%.*]] = load ptr, ptr [[__RANGE1]], align 8
// CHECK-NEXT: [[CALL1:%.*]] = call noundef ptr @_ZN1D3endEv(ptr noundef nonnull align 1 dereferenceable(1) [[TMP1]])
// CHECK-NEXT: store ptr [[CALL1]], ptr [[__END1]], align 8
// CHECK-NEXT: br label [[FOR_COND:%.*]]
// CHECK: for.cond:
// CHECK-NEXT: [[TMP2:%.*]] = load ptr, ptr [[__BEGIN1]], align 8
// CHECK-NEXT: [[TMP3:%.*]] = load ptr, ptr [[__END1]], align 8
// CHECK-NEXT: [[CMP:%.*]] = icmp ne ptr [[TMP2]], [[TMP3]]
// CHECK-NEXT: br i1 [[CMP]], label [[FOR_BODY:%.*]], label [[FOR_COND_CLEANUP:%.*]]
// CHECK: for.cond.cleanup:
// CHECK-NEXT: call void @_ZN1DD1Ev(ptr noundef nonnull align 1 dereferenceable(1) [[REF_TMP]]) #[[ATTR3]]
// CHECK-NEXT: br label [[FOR_END:%.*]]
// CHECK: for.body:
// CHECK-NEXT: [[TMP4:%.*]] = load ptr, ptr [[__BEGIN1]], align 8
// CHECK-NEXT: call void @_ZN1BC1ERKS_(ptr noundef nonnull align 1 dereferenceable(1) [[B]], ptr noundef nonnull align 1 dereferenceable(1) [[TMP4]])
// CHECK-NEXT: call void @_ZN1BD1Ev(ptr noundef nonnull align 1 dereferenceable(1) [[B]]) #[[ATTR3]]
// CHECK-NEXT: br label [[FOR_INC:%.*]]
// CHECK: for.inc:
// CHECK-NEXT: [[TMP5:%.*]] = load ptr, ptr [[__BEGIN1]], align 8
// CHECK-NEXT: [[INCDEC_PTR:%.*]] = getelementptr inbounds [[STRUCT_B]], ptr [[TMP5]], i32 1
// CHECK-NEXT: store ptr [[INCDEC_PTR]], ptr [[__BEGIN1]], align 8
// CHECK-NEXT: br label [[FOR_COND]]
// CHECK: for.end:
// CHECK-NEXT: call void @_ZN1AD1Ev(ptr noundef nonnull align 1 dereferenceable(1) [[A]]) #[[ATTR3]]
// CHECK-NEXT: ret void
//
void for_member_range() {
A a;
for (B b : D()) {
}
}
|
