1 // RUN: %clang_cc1 -std=c++11 -debug-info-kind=limited -S -emit-llvm %s -o - | FileCheck %s 2 // RUN: %clang_cc1 -std=c++11 -debug-info-kind=line-tables-only -S -emit-llvm %s -o - | FileCheck -check-prefix=CHECK-GMLT %s 3 // RUN: %clang_cc1 -std=c++11 -debug-info-kind=line-directives-only -S -emit-llvm %s -o - | FileCheck -check-prefix=CHECK-GMLI %s 4 // RUN: %clang_cc1 -std=c++11 -debug-info-kind=standalone -S -emit-llvm %s -o - | FileCheck -check-prefix=CHECK-NOLIMIT %s 5 6 namespace A { 7 #line 1 "foo.cpp" 8 namespace B { 9 extern int i; 10 int f1() { return 0; } 11 void f1(int) { } 12 struct foo; 13 struct bar { }; 14 typedef bar baz; 15 extern int var_decl; 16 void func_decl(void); 17 extern int var_fwd; 18 void func_fwd(void); 19 } 20 } 21 namespace A { 22 using namespace B; 23 } 24 25 using namespace A; 26 namespace E = A; 27 int B::i = f1(); 28 int func(bool b) { 29 if (b) { 30 using namespace A::B; 31 return i; 32 } 33 using namespace A; 34 using B::foo; 35 using B::bar; 36 using B::f1; 37 using B::i; 38 using B::baz; 39 namespace X = A; 40 namespace Y = X; 41 using B::var_decl; 42 using B::func_decl; 43 using B::var_fwd; 44 using B::func_fwd; 45 return i + X::B::i + Y::B::i; 46 } 47 48 namespace A { 49 using B::i; 50 namespace B { 51 int var_fwd = i; 52 } 53 inline namespace I { 54 int var_i; 55 } 56 } 57 namespace { 58 int anonymous; 59 } 60 void B::func_fwd() { 61 anonymous = 0; 62 } 63 64 namespace C { 65 void c(); 66 } 67 void C::c() {} 68 69 // This should work even if 'i' and 'func' were declarations & not definitions, 70 // but it doesn't yet. 71 72 // CHECK: [[I:![0-9]+]] = distinct !DIGlobalVariable(name: "i",{{.*}} scope: [[NS:![0-9]+]], 73 // CHECK: [[NS]] = !DINamespace(name: "B", scope: [[CTXT:![0-9]+]]) 74 // CHECK: [[CTXT]] = !DINamespace(name: "A", scope: null) 75 // CHECK: [[FOOCPP:.*]] = !DIFile(filename: "foo.cpp" 76 // CHECK: [[VAR_FWD:![0-9]+]] = distinct !DIGlobalVariable(name: "var_fwd",{{.*}} scope: [[NS]], 77 // CHECK-SAME: line: 44 78 // CHECK-SAME: isDefinition: true 79 // CHECK: distinct !DIGlobalVariable(name: "var_i",{{.*}} scope: [[INLINE:![0-9]+]], 80 // CHECK: [[INLINE]] = !DINamespace(name: "I", scope: [[CTXT]], exportSymbols: true) 81 // CHECK: !DINamespace(scope: null) 82 // CHECK: [[CU:![0-9]+]] = distinct !DICompileUnit( 83 // CHECK-SAME: imports: [[MODULES:![0-9]*]] 84 // CHECK: [[MODULES]] = !{[[M1:![0-9]+]], [[M2:![0-9]+]], [[M3:![0-9]+]], [[M4:![0-9]+]], [[M5:![0-9]+]], [[M6:![0-9]+]], [[M7:![0-9]+]], [[M8:![0-9]+]], [[M9:![0-9]+]], [[M10:![0-9]+]], [[M11:![0-9]+]], [[M12:![0-9]+]], [[M13:![0-9]+]], [[M14:![0-9]+]], [[M15:![0-9]+]], [[M16:![0-9]+]], [[M17:![0-9]+]] 85 // CHECK: [[M1]] = !DIImportedEntity(tag: DW_TAG_imported_module, scope: [[CTXT]], entity: [[NS]], file: [[FOOCPP]], line: 15) 86 87 // CHECK: [[M2]] = !DIImportedEntity(tag: DW_TAG_imported_module, scope: [[CU]], entity: [[CTXT]], 88 // CHECK: [[M3]] = !DIImportedEntity(tag: DW_TAG_imported_declaration, name: "E", scope: [[CU]], entity: [[CTXT]], file: [[FOOCPP]], line: 19) 89 // CHECK: [[M4]] = !DIImportedEntity(tag: DW_TAG_imported_module, scope: [[LEX2:![0-9]+]], entity: [[NS]], file: [[FOOCPP]], line: 23) 90 // CHECK: [[LEX2]] = distinct !DILexicalBlock(scope: [[LEX1:![0-9]+]], file: [[FOOCPP]], 91 // CHECK: [[LEX1]] = distinct !DILexicalBlock(scope: [[FUNC:![0-9]+]], file: [[FOOCPP]], 92 93 // CHECK: [[FUNC:![0-9]+]] = distinct !DISubprogram(name: "func",{{.*}} DISPFlagDefinition 94 // CHECK: [[M5]] = !DIImportedEntity(tag: DW_TAG_imported_module, scope: [[FUNC]], entity: [[CTXT:![0-9]+]], 95 // CHECK: [[M6]] = !DIImportedEntity(tag: DW_TAG_imported_declaration, scope: [[FUNC]], entity: [[FOO:![0-9]+]], file: [[FOOCPP]], line: 27) 96 // CHECK: [[FOO]] = !DICompositeType(tag: DW_TAG_structure_type, name: "foo", 97 // CHECK-SAME: line: 5 98 // CHECK-SAME: DIFlagFwdDecl 99 // CHECK: [[M7]] = !DIImportedEntity(tag: DW_TAG_imported_declaration, scope: [[FUNC]], entity: [[BAR:![0-9]+]] 100 // CHECK: [[BAR]] = !DICompositeType(tag: DW_TAG_structure_type, name: "bar", 101 // CHECK-SAME: line: 6 102 // CHECK-SAME: DIFlagFwdDecl 103 104 // CHECK: [[M8]] = !DIImportedEntity(tag: DW_TAG_imported_declaration, scope: [[FUNC]], entity: [[F1:![0-9]+]] 105 // CHECK: [[F1:![0-9]+]] = distinct !DISubprogram(name: "f1",{{.*}} line: 4 106 // CHECK-SAME: DISPFlagDefinition 107 // CHECK: [[M9]] = !DIImportedEntity(tag: DW_TAG_imported_declaration, scope: [[FUNC]], entity: [[I]] 108 // CHECK: [[M10]] = !DIImportedEntity(tag: DW_TAG_imported_declaration, scope: [[FUNC]], entity: [[BAZ:![0-9]+]] 109 // CHECK: [[BAZ]] = !DIDerivedType(tag: DW_TAG_typedef, name: "baz", scope: [[NS]], file: [[FOOCPP]], 110 // CHECK-SAME: baseType: [[BAR]] 111 // CHECK: [[M11]] = !DIImportedEntity(tag: DW_TAG_imported_declaration, name: "X", scope: [[FUNC]], entity: [[CTXT]] 112 // CHECK: [[M12]] = !DIImportedEntity(tag: DW_TAG_imported_declaration, name: "Y", scope: [[FUNC]], entity: [[M11]] 113 // CHECK: [[M13]] = !DIImportedEntity(tag: DW_TAG_imported_declaration, scope: [[FUNC]], entity: [[VAR_DECL:![0-9]+]] 114 // CHECK: [[VAR_DECL]] = !DIGlobalVariable(name: "var_decl", linkageName: "{{[^"]*var_decl[^"]*}}", scope: [[NS]],{{.*}} line: 8, 115 // CHECK: [[M14]] = !DIImportedEntity(tag: DW_TAG_imported_declaration, scope: [[FUNC]], entity: [[FUNC_DECL:![0-9]+]] 116 // CHECK: [[FUNC_DECL]] = !DISubprogram(name: "func_decl", 117 // CHECK-SAME: scope: [[NS]], file: [[FOOCPP]], line: 9 118 // CHECK: [[M15]] = !DIImportedEntity(tag: DW_TAG_imported_declaration, scope: [[FUNC]], entity: [[VAR_FWD:![0-9]+]] 119 // CHECK: [[M16]] = !DIImportedEntity(tag: DW_TAG_imported_declaration, scope: [[FUNC]], entity: [[FUNC_FWD:![0-9]+]] 120 // CHECK: [[FUNC_FWD]] = distinct !DISubprogram(name: "func_fwd",{{.*}} line: 53,{{.*}} DISPFlagDefinition 121 // CHECK: [[M17]] = !DIImportedEntity(tag: DW_TAG_imported_declaration, scope: [[CTXT]], entity: [[I]] 122 // CHECK: distinct !DISubprogram(name: "c",{{.*}}, scope: ![[C:[0-9]+]],{{.*}}, line: 60,{{.*}} DISPFlagDefinition 123 // CHECK: ![[C]] = !DINamespace(name: "C", 124 125 // CHECK-GMLT: [[CU:![0-9]+]] = distinct !DICompileUnit( 126 // CHECK-GMLT-SAME: emissionKind: LineTablesOnly, 127 // CHECK-GMLT-NOT: imports: 128 129 // CHECK-GMLI: [[CU:![0-9]+]] = distinct !DICompileUnit( 130 // CHECK-GMLI-SAME: emissionKind: DebugDirectivesOnly, 131 // CHECK-GMLI-NOT: imports: 132 133 // CHECK-NOLIMIT: !DICompositeType(tag: DW_TAG_structure_type, name: "bar",{{.*}} line: 6, 134 // CHECK-NOLIMIT-NOT: DIFlagFwdDecl 135 // CHECK-NOLIMIT-SAME: ){{$}} 136