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

47 lines
1.4 KiB
C++

// RUN: %clang_cc1 -emit-llvm -debug-info-kind=limited -triple x86_64-linux-gnu %s -o - | FileCheck %s
// Make sure that we emit a global variable for each of the members of the
// anonymous union.
static union {
int c;
int d;
union {
int a;
};
struct {
int b;
};
};
int test_it() {
c = 1;
d = 2;
a = 4;
return (c == 1);
}
void foo() {
union {
int i;
char c;
};
i = 8;
}
// 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: !DILocalVariable(name: "i", {{.*}}, flags: DIFlagArtificial
// CHECK: !DILocalVariable(name: "c", {{.*}}, flags: DIFlagArtificial
// CHECK: !DILocalVariable(
// CHECK-NOT: name:
// CHECK: type: ![[UNION:[0-9]+]]
// CHECK: ![[UNION]] = !DICompositeType(tag: DW_TAG_union_type,
// CHECK-NOT: name:
// CHECK: elements
// CHECK: !DIDerivedType(tag: DW_TAG_member, name: "i", scope: ![[UNION]],
// CHECK: !DIDerivedType(tag: DW_TAG_member, name: "c", scope: ![[UNION]],