llvm/test/Linker/debug-info-bad-enum.ll

   1 ; Check that ODR type uniquing does not create invalid debug metadata.
   2 ; RUN: split-file %s %t
   3 ; RUN: llvm-link -S -o - %t/a.ll %t/b.ll 2>&1 | FileCheck %s
   4
   5 ; CHECK-DAG: distinct !DICompileUnit({{.*}}, enums: ![[ENUMLIST:[0-9]+]],
   6 ; CHECK-DAG: ![[ENUMLIST]] = !{![[ENUM:[0-9]+]]}
   7 ; CHECK-DAG: ![[ENUM]] = distinct !DICompositeType(tag: DW_TAG_enumeration_type, {{.*}}, identifier: "_ZTS5Stage"
   8
   9 ; CHECK-DAG: distinct !DICompileUnit({{.*}}, retainedTypes: ![[RETAIN:[0-9]+]],
  10 ; CHECK-DAG: ![[RETAIN]] = !{![[VAR:[0-9]+]]}
  11 ; CHECK-DAG: ![[CLASS:[0-9]+]] = distinct !DICompositeType(tag: DW_TAG_class_type, {{.*}}, identifier: "_ZTS5Stage"
  12 ; CHECK-DAG: ![[VAR]] = !DIDerivedType(tag: DW_TAG_member, name: "Var", scope: ![[CLASS]],
  13
  14 ; CHECK-NOT: enum type is not a scope; check enum type ODR violation
  15
  16 ;--- a.ll
  17 target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
  18 target triple = "x86_64-unknown-linux-gnu"
  19
  20 !llvm.dbg.cu = !{!0}
  21 !llvm.module.flags = !{!9}
  22
  23 !0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !1, producer: "clang", isOptimized: true, emissionKind: FullDebug, enums: !2, splitDebugInlining: false, nameTableKind: None)
  24 !1 = !DIFile(filename: "a.cpp", directory: "file")
  25 !2 = !{!3}
  26 !3 = !DICompositeType(tag: DW_TAG_enumeration_type, name: "Stage", file: !1, line: 3, baseType: !4, size: 32, elements: !5, identifier: "_ZTS5Stage")
  27 !4 = !DIBasicType(name: "unsigned int", size: 32, encoding: DW_ATE_unsigned)
  28 !5 = !{!6}
  29 !6 = !DIEnumerator(name: "A1", value: 0, isUnsigned: true)
  30 !9 = !{i32 2, !"Debug Info Version", i32 3}
  31
  32
  33 ;--- b.ll
  34 target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
  35 target triple = "x86_64-unknown-linux-gnu"
  36
  37 !llvm.dbg.cu = !{!2}
  38 !llvm.module.flags = !{!11}
  39
  40 !2 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !3, producer: "clang", isOptimized: true, emissionKind: FullDebug, retainedTypes: !10, splitDebugInlining: false, nameTableKind: None)
  41 !3 = !DIFile(filename: "b.cpp", directory: "file")
  42 !5 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
  43 !6 = !DIDerivedType(tag: DW_TAG_member, name: "Var", scope: !8, file: !3, line: 5, baseType: !5, flags: DIFlagStaticMember)
  44 !8 = distinct !DICompositeType(tag: DW_TAG_class_type, name: "Stage", file: !3, line: 3, size: 64, flags: DIFlagTypePassByValue, elements: !9, identifier: "_ZTS5Stage")
  45 !9 = !{!6}
  46 !10 = !{!6}
  47 !11 = !{i32 2, !"Debug Info Version", i32 3}