xref: /llvm-project/clang/test/CodeGenCXX/debug-info-decl-nested.cpp (revision f801f808ba8a5933c8321c6f7295312b394c664b)
1 // RUN: %clang_cc1 -std=c++11 -g -O0 -emit-llvm -g -triple x86_64-apple-darwin %s -o %t
2 // RUN: cat %t | FileCheck %s -check-prefix=CHECK0
3 // RUN: cat %t | FileCheck %s -check-prefix=CHECK1
4 // RUN: cat %t | FileCheck %s -check-prefix=CHECK2
5 //
6 // This test ensures that we associate a declaration with the
7 // definition of the constructor for OuterClass. The declaration is
8 // necessary so the backend can emit the DW_AT_specification attribute
9 // for the definition.
10 //
11 // rdar://problem/13116508
12 
13 class Foo;
14 class OuterClass
15 {
16   static class InnerClass {
17   public:
18     InnerClass(); // Here createContextChain() generates a limited type for OuterClass.
19   } theInnerClass;
20 // CHECK0: [[DECL:[0-9]+]] = {{.*}} ; [ DW_TAG_subprogram ] [line [[@LINE+1]]] [private] [OuterClass]
21   OuterClass(const Foo *); // line 10
22 };
23 OuterClass::InnerClass OuterClass::theInnerClass; // This toplevel decl causes InnerClass to be generated.
24 // CHECK0: metadata {{.*}}, metadata ![[DECL]], metadata {{.*}}, i32 [[@LINE+1]]} ; [ DW_TAG_subprogram ] [line [[@LINE+1]]] [def] [OuterClass]
25 OuterClass::OuterClass(const Foo *meta) { } // line 13
26 
27 
28 
29 
30 
31 class Foo1;
32 class OuterClass1
33 {
34   static class InnerClass1 {
35   public:
36     InnerClass1();
37   } theInnerClass1;
38 // CHECK1: metadata {{.*}}, metadata ![[DECL:[0-9]+]], metadata {{.*}}, i32 [[@LINE+5]]} ; [ DW_TAG_subprogram ] [line [[@LINE+5]]] [def] [Bar]
39   void Bar(const Foo1 *);
40 };
41 OuterClass1::InnerClass1 OuterClass1::theInnerClass1;
42 // CHECK1: [[DECL]] = {{.*}} ; [ DW_TAG_subprogram ] [line [[@LINE-3]]] [private] [Bar]
43 void OuterClass1::Bar(const Foo1 *meta) { }
44 
45 
46 
47 
48 
49 class Foo2;
50 class OuterClass2
51 {
52   static class InnerClass2 {
53   public:
54     InnerClass2();
55   } theInnerClass2;
56 // CHECK2: [[DECL:[0-9]+]] = {{.*}} ; [ DW_TAG_subprogram ] [line [[@LINE+1]]] [private] [~OuterClass2]
57   ~OuterClass2(); // line 10
58 };
59 OuterClass2::InnerClass2 OuterClass2::theInnerClass2;
60 // CHECK2: metadata {{.*}}, metadata ![[DECL]], metadata {{.*}}, i32 [[@LINE+1]]} ; [ DW_TAG_subprogram ] [line [[@LINE+1]]] [def] [~OuterClass2]
61 OuterClass2::~OuterClass2() { }
62