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
|
// RUN: %clang_cc1 -triple x86_64-none-linux-gnu -emit-llvm -debug-info-kind=limited %s -o - | FileCheck %s
// RUN: %clang_cc1 -triple i686-pc-windows-msvc -emit-llvm -debug-info-kind=limited %s -o - | FileCheck %s --check-prefix=MSVC
template<typename T> struct Identity {
typedef T Type;
};
void f(Identity<int>::Type a) {}
void f(Identity<int> a) {}
void f(int& a) { }
template<typename T> struct A {
A<T> *next;
};
void f(A<int>) { }
struct B { };
void f() {
int B::*a = 0;
void (B::*b)() = 0;
}
namespace EmptyNameCrash {
struct A { A(); };
typedef struct { A x; } B;
B x;
}
// PR4890
namespace PR4890 {
struct X {
~X();
};
X::~X() { }
}
namespace VirtualDtor {
struct Y {
virtual ~Y();
};
Y::~Y() { }
}
namespace VirtualBase {
struct A { int a; };
struct B : virtual A { int b; };
void f() {
B b;
}
}
// CHECK: define void @_ZN7pr147634funcENS_3fooE
// CHECK: call void @llvm.dbg.declare({{.*}}, metadata ![[F:.*]], metadata ![[EXPR:.*]])
// MSVC: [[VBASE_B:![0-9]+]] = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "B",{{.*}} line: 49
// MSVC-SAME: size: 96, align: 32
// MSVC-NOT: offset:
// MSVC-NOT: DIFlagFwdDecl
// MSVC-SAME: elements: [[VBASE_B_DEF:![0-9]+]]
// MSVC: [[VBASE_B_DEF]] = !{[[VBASE_A_IN_B:![0-9]+]],
//
// Look for the vbtable offset of A, which should be 4.
// MSVC: [[VBASE_A_IN_B]] = !DIDerivedType(tag: DW_TAG_inheritance, scope: [[VBASE_B]],
// MSVC-SAME: baseType: !{{[0-9]*}}
// CHECK: !DICompositeType(tag: DW_TAG_structure_type, name: "B",{{.*}} line: 49,
// CHECK-SAME: size: 128, align: 64,
// CHECK-NOT: offset:
// CHECK-NOT: DIFlagFwdDecl
// CHECK-SAME: elements: [[VBASE_B_DEF:![^,)]+]]
// CHECK: [[VBASE_B_DEF]] = !{[[VBASE_A_IN_B:![0-9]+]],
//
// Look for the vtable offset offset, which should be -24.
// CHECK: [[VBASE_A_IN_B]] = !DIDerivedType(tag: DW_TAG_inheritance
// CHECK-SAME: scope: !"_ZTSN11VirtualBase1BE"
// CHECK-SAME: baseType: !"_ZTSN11VirtualBase1AE"
// CHECK-SAME: offset: 24,
namespace b5249287 {
template <typename T> class A {
struct B;
};
class Cls {
template <typename T> friend class A<T>::B;
};
Cls obj;
}
namespace pr14763 {
struct foo {
foo(const foo&);
};
foo func(foo f) {
return f; // reference 'f' for now because otherwise we hit another bug
}
// CHECK: !DICompositeType(tag: DW_TAG_structure_type, name: "foo"
// CHECK-SAME: scope: [[PR14763:![0-9]+]]
// CHECK-SAME: identifier: "[[FOO:.*]]"
// CHECK: [[PR14763]] = !DINamespace(name: "pr14763"
// CHECK: [[INCTYPE:![0-9]*]] = !DICompositeType(tag: DW_TAG_structure_type, name: "incomplete"
// CHECK-SAME: DIFlagFwdDecl
// CHECK: !DICompositeType(tag: DW_TAG_structure_type, name: "a"
// CHECK-SAME: elements: [[A_MEM:![0-9]+]]
// CHECK-SAME: identifier: "_ZTSN7pr162141aE"
// CHECK: [[A_MEM]] = !{[[A_I:![0-9]*]]}
// CHECK: [[A_I]] = !DIDerivedType(tag: DW_TAG_member, name: "i"
// CHECK: !DICompositeType(tag: DW_TAG_structure_type, name: "b"
// CHECK-SAME: DIFlagFwdDecl
// CHECK: [[FUNC:![0-9]+]] = distinct !DISubprogram(name: "func", linkageName: "_ZN7pr147634funcENS_3fooE"
// CHECK-SAME: type: [[FUNC_TYPE:![0-9]*]]
// CHECK-SAME: isDefinition: true
}
void foo() {
const wchar_t c = L'x';
wchar_t d = c;
}
// CHECK-NOT: !DIGlobalVariable(name: "c"
namespace pr9608 { // also pr9600
struct incomplete;
incomplete (*x)[3];
// CHECK: !DIGlobalVariable(name: "x", linkageName: "_ZN6pr96081xE"
// CHECK-SAME: type: [[INCARRAYPTR:![0-9]*]]
// CHECK-SAME: variable: [3 x i8]** @_ZN6pr96081xE
// CHECK: [[INCARRAYPTR]] = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: [[INCARRAY:![0-9]+]]
// CHECK: [[INCARRAY]] = !DICompositeType(tag: DW_TAG_array_type
// CHECK-NOT: line:
// CHECK-NOT: size:
// CHECK-NOT: align:
// CHECK-NOT: offset:
// CHECK-SAME: baseType: !"_ZTSN6pr960810incompleteE"
}
// For some reason function arguments ended up down here
// CHECK: ![[F]] = !DILocalVariable(name: "f", arg: 1, scope: [[FUNC]]
// CHECK-SAME: type: !"[[FOO]]"
// CHECK: ![[EXPR]] = !DIExpression(DW_OP_deref)
// CHECK: !DILocalVariable(name: "c"
// CHECK-NOT: arg:
// CHECK-SAME: )
namespace pr16214 {
struct a {
int i;
};
typedef a at;
struct b {
};
typedef b bt;
void func() {
at a_inst;
bt *b_ptr_inst;
const bt *b_cnst_ptr_inst;
}
}
|
