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