clang/test/CodeGen/debug-info-unused-types.cpp

   1 // RUN: %clang_cc1 -debug-info-kind=unused-types -emit-llvm -o - %s | FileCheck %s
   2 // RUN: %clang_cc1 -debug-info-kind=limited -emit-llvm -o - %s | FileCheck --check-prefix=NODBG %s
   3 using foo = int;
   4 class bar {};
   5 enum class baz { BAZ };
   6
   7 void quux() {
   8   using x = int;
   9   class y {};
  10   enum class z { Z };
  11 }
  12
  13 // CHECK: !DICompileUnit{{.+}}retainedTypes: [[RETTYPES:![0-9]+]]
  14 // CHECK: [[TYPE0:![0-9]+]] = !DICompositeType(tag: DW_TAG_enumeration_type, name: "baz"
  15 // CHECK: [[TYPE1:![0-9]+]] = !DIEnumerator(name: "BAZ"
  16 // CHECK: [[RETTYPES]] = !{[[TYPE2:![0-9]+]], [[TYPE3:![0-9]+]], [[TYPE0]], {{![0-9]+}}}
  17 // CHECK: [[TYPE2]] = !DIDerivedType(tag: DW_TAG_typedef, name: "foo"
  18 // CHECK: [[TYPE3]] = distinct !DICompositeType(tag: DW_TAG_class_type, name: "bar"
  19 // CHECK: [[SP:![0-9]+]] = distinct !DISubprogram(name: "quux", {{.*}}, retainedNodes: [[SPRETNODES:![0-9]+]]
  20 // CHECK: [[SPRETNODES]] = !{[[TYPE4:![0-9]+]], [[TYPE5:![0-9]+]]}
  21 // CHECK: [[TYPE4]] = distinct !DICompositeType(tag: DW_TAG_class_type, name: "y", scope: [[SP]]
  22 // CHECK: [[TYPE5]] = !DICompositeType(tag: DW_TAG_enumeration_type, name: "z", scope: [[SP]]
  23 // CHECK: [[TYPE6:![0-9]+]] = !DIEnumerator(name: "Z"
  24
  25 // NODBG-NOT: !DI{{CompositeType|Enumerator|DerivedType}}
  26
  27 class unused_class;
  28 enum class unused_enum_class;
  29
  30 // NODBG-NOT: name: "unused_