forked from OSchip/llvm-project
115 lines
5.7 KiB
C++
115 lines
5.7 KiB
C++
// RUN: %clang_cc1 -g -fno-standalone-debug -S -emit-llvm %s -o - | FileCheck %s
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// RUN: %clang_cc1 -g -gline-tables-only -S -emit-llvm %s -o - | FileCheck -check-prefix=CHECK-GMLT %s
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// RUN: %clang_cc1 -g -fstandalone-debug -S -emit-llvm %s -o - | FileCheck -check-prefix=CHECK-NOLIMIT %s
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namespace A {
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#line 1 "foo.cpp"
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namespace B {
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extern int i;
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int f1() { return 0; }
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void f1(int) { }
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struct foo;
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struct bar { };
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typedef bar baz;
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extern int var_decl;
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void func_decl(void);
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extern int var_fwd;
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void func_fwd(void);
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}
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}
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namespace A {
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using namespace B;
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}
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using namespace A;
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namespace E = A;
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int B::i = f1();
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int func(bool b) {
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if (b) {
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using namespace A::B;
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return i;
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}
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using namespace A;
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using B::foo;
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using B::bar;
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using B::f1;
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using B::i;
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using B::baz;
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namespace X = A;
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namespace Y = X;
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using B::var_decl;
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using B::func_decl;
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using B::var_fwd;
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using B::func_fwd;
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return i + X::B::i + Y::B::i;
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}
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namespace A {
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using B::i;
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namespace B {
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int var_fwd = i;
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}
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}
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void B::func_fwd() {}
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// This should work even if 'i' and 'func' were declarations & not definitions,
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// but it doesn't yet.
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// CHECK: [[CU:![0-9]+]] = distinct !DICompileUnit(
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// CHECK-SAME: imports: [[MODULES:![0-9]*]]
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// CHECK: [[FOO:![0-9]+]] = !DICompositeType(tag: DW_TAG_structure_type, name: "foo",
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// CHECK-SAME: line: 5
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// CHECK-SAME: DIFlagFwdDecl
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// CHECK: [[FOOCPP:![0-9]+]] = !DIFile(filename: "foo.cpp"
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// CHECK: [[NS:![0-9]+]] = !DINamespace(name: "B", scope: [[CTXT:![0-9]+]], file: [[FOOCPP]], line: 1)
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// CHECK: [[CTXT]] = !DINamespace(name: "A", scope: null, file: [[FILE:![0-9]+]], line: 5)
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// CHECK: [[FILE]] = !DIFile(filename: "{{.*}}debug-info-namespace.cpp",
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// CHECK: [[BAR:![0-9]+]] = !DICompositeType(tag: DW_TAG_structure_type, name: "bar",
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// CHECK-SAME: line: 6
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// CHECK-SAME: DIFlagFwdDecl
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// CHECK: [[F1:![0-9]+]] = !DISubprogram(name: "f1",{{.*}} line: 4
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// CHECK-SAME: isDefinition: true
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// CHECK: [[FUNC:![0-9]+]] = !DISubprogram(name: "func",{{.*}} isDefinition: true
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// CHECK: [[FUNC_FWD:![0-9]+]] = !DISubprogram(name: "func_fwd",{{.*}} line: 47,{{.*}} isDefinition: true
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// CHECK: [[I:![0-9]+]] = !DIGlobalVariable(name: "i",{{.*}} scope: [[NS]],
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// CHECK: [[VAR_FWD:![0-9]+]] = !DIGlobalVariable(name: "var_fwd",{{.*}} scope: [[NS]],
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// CHECK-SAME: line: 44
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// CHECK-SAME: isDefinition: true
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// 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]+]]}
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// CHECK: [[M1]] = !DIImportedEntity(tag: DW_TAG_imported_module, scope: [[CTXT]], entity: [[NS]], line: 15)
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// CHECK: [[M2]] = !DIImportedEntity(tag: DW_TAG_imported_module, scope: [[CU]], entity: [[CTXT]],
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// CHECK: [[M3]] = !DIImportedEntity(tag: DW_TAG_imported_declaration, name: "E", scope: [[CU]], entity: [[CTXT]], line: 19)
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// CHECK: [[M4]] = !DIImportedEntity(tag: DW_TAG_imported_module, scope: [[LEX2:![0-9]+]], entity: [[NS]], line: 23)
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// CHECK: [[LEX2]] = distinct !DILexicalBlock(scope: [[LEX1:![0-9]+]], file: [[FOOCPP]],
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// CHECK: [[LEX1]] = distinct !DILexicalBlock(scope: [[FUNC]], file: [[FOOCPP]],
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// CHECK: [[M5]] = !DIImportedEntity(tag: DW_TAG_imported_module, scope: [[FUNC]], entity: [[CTXT]],
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// CHECK: [[M6]] = !DIImportedEntity(tag: DW_TAG_imported_declaration, scope: [[FUNC]], entity: [[FOO:!"_ZTSN1A1B3fooE"]], line: 27)
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// CHECK: [[M7]] = !DIImportedEntity(tag: DW_TAG_imported_declaration, scope: [[FUNC]], entity: [[BAR:!"_ZTSN1A1B3barE"]]
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// CHECK: [[M8]] = !DIImportedEntity(tag: DW_TAG_imported_declaration, scope: [[FUNC]], entity: [[F1]]
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// CHECK: [[M9]] = !DIImportedEntity(tag: DW_TAG_imported_declaration, scope: [[FUNC]], entity: [[I]]
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// CHECK: [[M10]] = !DIImportedEntity(tag: DW_TAG_imported_declaration, scope: [[FUNC]], entity: [[BAZ:![0-9]+]]
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// CHECK: [[BAZ]] = !DIDerivedType(tag: DW_TAG_typedef, name: "baz", scope: [[NS]], file: [[FOOCPP]],
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// CHECK-SAME: baseType: !"_ZTSN1A1B3barE"
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// CHECK: [[M11]] = !DIImportedEntity(tag: DW_TAG_imported_declaration, name: "X", scope: [[FUNC]], entity: [[CTXT]]
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// CHECK: [[M12]] = !DIImportedEntity(tag: DW_TAG_imported_declaration, name: "Y", scope: [[FUNC]], entity: [[M11]]
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// CHECK: [[M13]] = !DIImportedEntity(tag: DW_TAG_imported_declaration, scope: [[FUNC]], entity: [[VAR_DECL:![0-9]+]]
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// CHECK: [[VAR_DECL]] = !DIGlobalVariable(name: "var_decl", linkageName: "_ZN1A1B8var_declE", scope: [[NS]],{{.*}} line: 8,
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// CHECK: [[M14]] = !DIImportedEntity(tag: DW_TAG_imported_declaration, scope: [[FUNC]], entity: [[FUNC_DECL:![0-9]+]]
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// CHECK: [[FUNC_DECL]] = !DISubprogram(name: "func_decl",
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// CHECK-SAME: scope: [[NS]], file: [[FOOCPP]], line: 9
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// CHECK: [[M15]] = !DIImportedEntity(tag: DW_TAG_imported_declaration, scope: [[FUNC]], entity: [[VAR_FWD:![0-9]+]]
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// CHECK: [[M16]] = !DIImportedEntity(tag: DW_TAG_imported_declaration, scope: [[FUNC]], entity: [[FUNC_FWD:![0-9]+]]
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// CHECK: [[M17]] = !DIImportedEntity(tag: DW_TAG_imported_declaration, scope: [[CTXT]], entity: [[I]]
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// CHECK-GMLT: [[CU:![0-9]+]] = distinct !DICompileUnit(
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// CHECK-GMLT-SAME: emissionKind: 2,
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// CHECK-GMLT-NOT: imports:
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// CHECK-NOLIMIT: !DICompositeType(tag: DW_TAG_structure_type, name: "bar",{{.*}} line: 6,
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// CHECK-NOLIMIT-NOT: DIFlagFwdDecl
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// CHECK-NOLIMIT-SAME: ){{$}}
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// REQUIRES: shell-preserves-root
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// REQUIRES: dw2
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