diff options
Diffstat (limited to 'clang/test/CodeGenCXX/debug-info-anon-union-vars.cpp')
| -rw-r--r-- | clang/test/CodeGenCXX/debug-info-anon-union-vars.cpp | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/clang/test/CodeGenCXX/debug-info-anon-union-vars.cpp b/clang/test/CodeGenCXX/debug-info-anon-union-vars.cpp index 3d3dff7a5ed..5b0370eb749 100644 --- a/clang/test/CodeGenCXX/debug-info-anon-union-vars.cpp +++ b/clang/test/CodeGenCXX/debug-info-anon-union-vars.cpp @@ -29,11 +29,28 @@ void foo() { i = 8; } +// A funky reinterpret cast idiom that we used to crash on. +template <class T> +unsigned char *buildBytes(const T v) { + static union { + unsigned char result[sizeof(T)]; + T value; + }; + value = v; + return result; +} + +void instantiate(int x) { + buildBytes(x); +} + // CHECK: [[FILE:.*]] = !DIFile(filename: "{{.*}}debug-info-anon-union-vars.cpp", // CHECK: !DIGlobalVariable(name: "c",{{.*}} file: [[FILE]], line: 6,{{.*}} isLocal: true, isDefinition: true // CHECK: !DIGlobalVariable(name: "d",{{.*}} file: [[FILE]], line: 6,{{.*}} isLocal: true, isDefinition: true // CHECK: !DIGlobalVariable(name: "a",{{.*}} file: [[FILE]], line: 6,{{.*}} isLocal: true, isDefinition: true // CHECK: !DIGlobalVariable(name: "b",{{.*}} file: [[FILE]], line: 6,{{.*}} isLocal: true, isDefinition: true +// CHECK: !DIGlobalVariable(name: "result", {{.*}} isLocal: false, isDefinition: true +// CHECK: !DIGlobalVariable(name: "value", {{.*}} isLocal: false, isDefinition: true // CHECK: !DILocalVariable(name: "i", {{.*}}, flags: DIFlagArtificial // CHECK: !DILocalVariable(name: "c", {{.*}}, flags: DIFlagArtificial // CHECK: !DILocalVariable( |
