1 // RUN: %clang_cc1 -triple x86_64-none-linux-gnu -emit-llvm -debug-info-kind=limited %s -o - | FileCheck %s --check-prefix=CHECK --check-prefix=BOTH
2 // RUN: %clang_cc1 -triple i686-pc-windows-msvc -emit-llvm -debug-info-kind=limited %s -o - | FileCheck %s --check-prefix=MSVC --check-prefix=BOTH
3 
4 // CHECK: @_ZN6pr96081xE ={{.*}} global [3 x i8]* null, align 8, !dbg [[X:![0-9]+]]
5 
6 // CHECK: define{{.*}} void @_ZN7pr147634funcENS_3fooE
7 // CHECK: call void @llvm.dbg.declare({{.*}}, metadata ![[F:[0-9]+]], metadata !DIExpression())
8 
9 // !llvm.dbg.cu pulls in globals and their types first.
10 // CHECK-NOT: !DIGlobalVariable(name: "c"
11 // CHECK: [[X]] = !DIGlobalVariableExpression(var: [[XV:!.*]], expr: !DIExpression())
12 // CHECK: [[XV]] = distinct !DIGlobalVariable(name: "x", linkageName: "_ZN6pr96081xE"
13 // CHECK-SAME:                                type: [[INCARRAYPTR:![0-9]*]]
14 // CHECK: [[INCARRAYPTR]] = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: [[INCARRAY:![0-9]+]]
15 // CHECK: [[INCARRAY]] = !DICompositeType(tag: DW_TAG_array_type
16 // CHECK-NOT:                             line:
17 // CHECK-NOT:                             size:
18 // CHECK-NOT:                             align:
19 // CHECK-NOT:                             offset:
20 // CHECK-SAME:                            baseType: ![[INCTYPE:[0-9]+]]
21 
22 // CHECK: ![[INCTYPE]] = !DICompositeType(tag: DW_TAG_structure_type, name: "incomplete"
23 // CHECK-SAME:                                   DIFlagFwdDecl
24 
25 template<typename T> struct Identity {
26   typedef T Type;
27 };
28 
29 void f(Identity<int>::Type a) {}
30 void f(Identity<int> a) {}
31 void f(int& a) { }
32 
33 template<typename T> struct A {
34   A<T> *next;
35 };
36 void f(A<int>) { }
37 
38 struct B { };
39 
40 void f() {
41   int B::*a = 0;
42   void (B::*b)() = 0;
43 }
44 
45 namespace EmptyNameCrash {
46   struct A { A(); };
47   typedef struct { A x; } B;
48   B x;
49 }
50 
51 // PR4890
52 namespace PR4890 {
53   struct X {
54     ~X();
55   };
56 
57   X::~X() { }
58 }
59 
60 namespace VirtualDtor {
61   struct Y {
62     virtual ~Y();
63   };
64 
65   Y::~Y() { }
66 }
67 
68 namespace VirtualBase {
69   struct A { int a; };
70   struct B : virtual A { int b; };
71 // BOTH: ![[VBASE_B:[0-9]+]] ={{.*}}!DICompositeType(tag: DW_TAG_structure_type, name: "B",{{.*}} line: [[@LINE-1]],
72 // MSVC-SAME:                                        size: 96
73 // CHECK-SAME:                                       size: 128,
74 // BOTH-NOT:                                         offset:
75 // BOTH-NOT:                                         DIFlagFwdDecl
76 // BOTH-SAME:                                        elements: [[VBASE_B_DEF:![0-9]+]]
77 // BOTH: [[VBASE_B_DEF]] = !{[[VBASE_A_IN_B:![0-9]+]],
78 //
79 // Look for the vbtable offset of A, which should be 4 for MSVC, 24 otherwise.
80 // BOTH: [[VBASE_A_IN_B]] = !DIDerivedType(tag: DW_TAG_inheritance, scope: ![[VBASE_B]],
81 // BOTH-SAME:                              baseType: ![[VBASE_A:[0-9]+]],
82 // MSVC-SAME:                              offset: 4,
83 // CHECK-SAME:                             offset: 24,
84 //
85 // BOTH: ![[VBASE_A]] ={{.*}}!DICompositeType(tag: DW_TAG_structure_type, name: "A",
86 
87   void f() {
88     B b;
89   }
90 }
91 
92 namespace b5249287 {
93 template <typename T> class A {
94   struct B;
95 };
96 
97 class Cls {
98   template <typename T> friend class A<T>::B;
99 };
100 
101 Cls obj;
102 }
103 
104 // CHECK: [[FUNC:[0-9]+]] = distinct !DISubprogram(name: "func", linkageName: "_ZN7pr147634funcENS_3fooE"
105 // CHECK-SAME:                                      type: {{![0-9]+}}
106 // CHECK-SAME:                                      DISPFlagDefinition
107 
108 // CHECK: [[PR14763:![0-9]+]] = !DINamespace(name: "pr14763"
109 namespace pr14763 {
110 struct foo {
111 // CHECK: ![[FOO:[0-9]+]] ={{.*}}!DICompositeType(tag: DW_TAG_structure_type, name: "foo"
112 // CHECK-SAME:             scope: [[PR14763]]
113 // CHECK-SAME:             identifier:
114   foo(const foo&);
115 };
116 
117 // For some reason function arguments ended up down here
118 // CHECK: ![[F]] = !DILocalVariable(name: "f", arg: 1, scope: ![[FUNC]]
119 // CHECK-SAME:                      type: ![[FOO]]
120 foo func(foo f) {
121   return f; // reference 'f' for now because otherwise we hit another bug
122 }
123 
124 }
125 
126 void foo() {
127 // CHECK: !DILocalVariable(name: "c"
128 // CHECK-NOT:              arg:
129 // CHECK-SAME:            )
130   const wchar_t c = L'x';
131   wchar_t d = c;
132 }
133 
134 namespace pr9608 { // also pr9600
135 struct incomplete;
136 incomplete (*x)[3];
137 }
138 
139 namespace pr16214 {
140 // CHECK: !DICompositeType(tag: DW_TAG_structure_type, name: "a"
141 // CHECK-SAME:             elements: [[A_MEM:![0-9]+]]
142 // CHECK-SAME:             identifier: "_ZTSN7pr162141aE"
143 // CHECK: [[A_MEM]] = !{[[A_I:![0-9]*]]}
144 struct a {
145 // CHECK: [[A_I]] = !DIDerivedType(tag: DW_TAG_member, name: "i"
146   int i;
147 };
148 
149 typedef a at;
150 
151 // CHECK: !DICompositeType(tag: DW_TAG_structure_type, name: "b"
152 // CHECK-SAME:             DIFlagFwdDecl
153 struct b {
154 };
155 
156 typedef b bt;
157 
158 void func() {
159   at a_inst;
160   bt *b_ptr_inst;
161   const bt *b_cnst_ptr_inst;
162 }
163 
164 }
165