| // RUN: %clang_cc1 -debug-info-kind=unused-types -emit-llvm -o - %s | FileCheck %s |
| // RUN: %clang_cc1 -debug-info-kind=limited -emit-llvm -o - %s | FileCheck --check-prefix=NODBG %s |
| typedef int my_int; |
| struct foo {}; |
| enum bar { BAR }; |
| union baz {}; |
| |
| void quux(void) { |
| typedef int x; |
| struct y {}; |
| enum z { Z }; |
| union w {}; |
| } |
| |
| // Check that debug info is emitted for the typedef, struct, enum, and union |
| // when -fno-eliminate-unused-debug-types and -g are set. |
| |
| // CHECK: !DICompileUnit{{.+}}retainedTypes: [[RETTYPES:![0-9]+]] |
| // CHECK: [[TYPE0:![0-9]+]] = !DICompositeType(tag: DW_TAG_enumeration_type, name: "bar" |
| // CHECK: [[TYPE1:![0-9]+]] = !DIEnumerator(name: "BAR" |
| // CHECK: [[TYPE2:![0-9]+]] = !DICompositeType(tag: DW_TAG_enumeration_type, name: "z" |
| // CHECK: [[TYPE3:![0-9]+]] = !DIEnumerator(name: "Z" |
| // CHECK: [[RETTYPES]] = !{[[TYPE4:![0-9]+]], [[TYPE5:![0-9]+]], [[TYPE0]], [[TYPE6:![0-9]+]], {{![0-9]+}}, [[TYPE7:![0-9]+]], [[TYPE2]], [[TYPE8:![0-9]+]]} |
| // CHECK: [[TYPE4]] = !DIDerivedType(tag: DW_TAG_typedef, name: "my_int" |
| // CHECK: [[TYPE5]] = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "foo" |
| // CHECK: [[TYPE6]] = distinct !DICompositeType(tag: DW_TAG_union_type, name: "baz" |
| // CHECK: [[TYPE7]] = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "y" |
| // CHECK: [[TYPE8]] = distinct !DICompositeType(tag: DW_TAG_union_type, name: "w" |
| |
| // Check that debug info is not emitted for the typedef, struct, enum, and |
| // union when -fno-eliminate-unused-debug-types and -g are not set. These are |
| // the same checks as above with `NODBG-NOT` rather than `CHECK`. |
| |
| // NODBG-NOT: !DI{{CompositeType|Enumerator|DerivedType}} |
| |
| // Check that debug info is not emitted for declarations. Obnoxious |
| // indentifiers are to avoid collisions with the SHA emittied as debug info. |
| struct unused_struct; |
| enum unused_enum; |
| union unused_union; |
| void b0(void) { |
| struct unused_local_struct; |
| enum unused_local_enum; |
| union unused_local_union; |
| } |
| |
| // NODBG-NOT: name: "unused_ |