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llvm-project/clang/test/CodeGenCXX/debug-info-union.cpp

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Add a testcase for C++11 union support. llvm-svn: 157952
2012-06-05 05:32:12 +08:00
// RUN: %clang_cc1 -emit-llvm -g -triple x86_64-apple-darwin -std=c++11 %s -o - | FileCheck %s
union E {
int a;
float b;
int bb() { return a;}
float aa() { return b;}
E() { a = 0; }
};
E e;
Emit debug info for dynamic initializers. Permit __attribute__((nodebug)) on variables that have static storage duration, it removes debug info on the emitted initializer function but not all debug info about this variable. llvm-svn: 160659
2012-07-24 09:40:49 +08:00
// CHECK: metadata !{i32 {{.*}}, null, metadata !"E", metadata !{{.*}}, i32 3, i64 32, i64 32, i64 0, i32 0, null, metadata !{{.*}}, i32 0, null} ; [ DW_TAG_union_type ]
// CHECK: metadata !{i32 {{.*}}, i32 0, metadata !{{.*}}, metadata !"bb", metadata !"bb", metadata !"_ZN1E2bbEv", metadata !{{.*}}, i32 6, metadata !{{.*}}, i1 false, i1 false, i32 0, i32 0, null, i32 256, i1 false, null, null, i32 0, metadata !{{.*}}, i32 6} ; [ DW_TAG_subprogram ]
// CHECK: metadata !{i32 {{.*}}, i32 0, metadata !{{.*}}, metadata !"aa", metadata !"aa", metadata !"_ZN1E2aaEv", metadata !{{.*}}, i32 7, metadata !{{.*}}, i1 false, i1 false, i32 0, i32 0, null, i32 256, i1 false, null, null, i32 0, metadata !{{.*}}, i32 7} ; [ DW_TAG_subprogram ]
// CHECK: metadata !{i32 {{.*}}, i32 0, metadata !{{.*}}, metadata !"E", metadata !"E", metadata !"", metadata !{{.*}}, i32 8, metadata !{{.*}}, i1 false, i1 false, i32 0, i32 0, null, i32 256, i1 false, null, null, i32 0, metadata !{{.*}}, i32 8} ; [ DW_TAG_subprogram ]