diff options
Diffstat (limited to 'clang/test/DebugInfo/CXX/structor-linkage-names.cpp')
| -rw-r--r-- | clang/test/DebugInfo/CXX/structor-linkage-names.cpp | 89 |
1 files changed, 89 insertions, 0 deletions
diff --git a/clang/test/DebugInfo/CXX/structor-linkage-names.cpp b/clang/test/DebugInfo/CXX/structor-linkage-names.cpp new file mode 100644 index 000000000000..b7aac198c518 --- /dev/null +++ b/clang/test/DebugInfo/CXX/structor-linkage-names.cpp @@ -0,0 +1,89 @@ +// Tests that we emit unified constructor/destructor linkage names +// for ABIs that support it. + +// Check that -gstructor-decl-linkage-names is the default. +// RUN: %clang_cc1 -triple aarch64-apple-macosx -emit-llvm -debug-info-kind=standalone \ +// RUN: %s -o - | FileCheck %s --check-prefixes=CHECK,ITANIUM +// +// Check with -gstructor-decl-linkage-names. +// RUN: %clang_cc1 -triple aarch64-apple-macosx -emit-llvm -debug-info-kind=standalone \ +// RUN: -gstructor-decl-linkage-names %s -o - | FileCheck %s --check-prefixes=CHECK,ITANIUM +// +// Check with -gno-structor-decl-linkage-names. +// RUN: %clang_cc1 -triple aarch64-apple-macosx -emit-llvm -debug-info-kind=standalone \ +// RUN: -gno-structor-decl-linkage-names %s -o - | FileCheck %s --check-prefixes=CHECK,DISABLE +// +// Check ABI without structor variants. +// RUN: %clang_cc1 -triple x86_64-windows-msvc -emit-llvm -debug-info-kind=standalone \ +// RUN: -gstructor-decl-linkage-names %s -o - | FileCheck %s --check-prefixes=CHECK,MSABI + +struct Base { + Base(int x); + ~Base(); +}; + +Base::Base(int x) {} +Base::~Base() {} + +// Check that we emit unified ctor/dtor (C4/D4) on Itanium but not for MS-ABI. + +// CHECK: ![[BASE_CTOR_DECL:[0-9]+]] = !DISubprogram(name: "Base" +// MSABI-NOT: linkageName: +// DISABLE-NOT: linkageName: +// ITANIUM-SAME: linkageName: "_ZN4BaseC4Ei" +// CHECK-SAME: spFlags: 0 + +// CHECK: ![[BASE_DTOR_DECL:[0-9]+]] = !DISubprogram(name: "~Base" +// MSABI-NOT: linkageName: +// DISABLE-NOT: linkageName: +// ITANIUM-SAME: linkageName: "_ZN4BaseD4Ev" +// CHECK-SAME: spFlags: 0 + +// Check that the ctor/dtor definitions have linkage names that aren't +// the ones on the declaration. + +// CHECK: !DISubprogram(name: "Base" +// MSABI-SAME: linkageName: +// ITANIUM-SAME: linkageName: "_ZN4BaseC2Ei" +// CHECK-SAME: spFlags: DISPFlagDefinition +// CHECK-SAME: declaration: ![[BASE_CTOR_DECL]] + +// ITANIUM: !DISubprogram(name: "Base" +// ITANIUM-SAME: linkageName: "_ZN4BaseC1Ei" +// ITANIUM-SAME: spFlags: DISPFlagDefinition +// ITANIUM-SAME: declaration: ![[BASE_CTOR_DECL]] + +// CHECK: !DISubprogram(name: "~Base" +// MSABI-SAME: linkageName: +// ITANIUM-SAME: linkageName: "_ZN4BaseD2Ev" +// CHECK-SAME: spFlags: DISPFlagDefinition +// CHECK-SAME: declaration: ![[BASE_DTOR_DECL]] + +// ITANIUM: !DISubprogram(name: "~Base" +// ITANIUM-SAME: linkageName: "_ZN4BaseD1Ev" +// ITANIUM-SAME: spFlags: DISPFlagDefinition +// ITANIUM-SAME: declaration: ![[BASE_DTOR_DECL]] + +struct Derived : public Base { + using Base::Base; +} d(5); + +// CHECK: !DISubprogram(name: "Base" +// MSABI-SAME: linkageName: +// ITANIUM-SAME: linkageName: "_ZN7DerivedCI14BaseEi" +// CHECK-SAME: spFlags: {{.*}}DISPFlagDefinition +// CHECK-SAME: declaration: ![[BASE_INHERIT_CTOR_DECL:[0-9]+]] + +// CHECK: [[BASE_INHERIT_CTOR_DECL]] = !DISubprogram(name: "Base" +// MSABI-NOT: linkageName: +// DISABLE-NOT: linkageName: +// ITANIUM-SAME: linkageName: "_ZN7DerivedCI44BaseEi" +// CHECK-SAME spFlags: 0 + +// ITANIUM: !DISubprogram(name: "Base" +// ITANIUM-SAME: linkageName: "_ZN7DerivedCI24BaseEi" +// ITANIUM-SAME: spFlags: DISPFlagDefinition +// ITANIUM-SAME: declaration: ![[BASE_INHERIT_CTOR_DECL:[0-9]+]] + +// MSABI: !DISubprogram(name: "~Derived" +// DISABLE: !DISubprogram(name: "~Derived" |