48 lines
2.4 KiB
LLVM
48 lines
2.4 KiB
LLVM
; Check that ODR type uniquing does not create invalid debug metadata.
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; RUN: split-file %s %t
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; RUN: llvm-link -S -o - %t/a.ll %t/b.ll 2>&1 | FileCheck %s
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; CHECK-DAG: distinct !DICompileUnit({{.*}}, enums: ![[ENUMLIST:[0-9]+]],
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; CHECK-DAG: ![[ENUMLIST]] = !{![[ENUM:[0-9]+]]}
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; CHECK-DAG: ![[ENUM]] = distinct !DICompositeType(tag: DW_TAG_enumeration_type, {{.*}}, identifier: "_ZTS5Stage"
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; CHECK-DAG: distinct !DICompileUnit({{.*}}, retainedTypes: ![[RETAIN:[0-9]+]],
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; CHECK-DAG: ![[RETAIN]] = !{![[VAR:[0-9]+]]}
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; CHECK-DAG: ![[CLASS:[0-9]+]] = distinct !DICompositeType(tag: DW_TAG_class_type, {{.*}}, identifier: "_ZTS5Stage"
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; CHECK-DAG: ![[VAR]] = !DIDerivedType(tag: DW_TAG_member, name: "Var", scope: ![[CLASS]],
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; CHECK-NOT: enum type is not a scope; check enum type ODR violation
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;--- a.ll
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target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-unknown-linux-gnu"
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!9}
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!0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !1, producer: "clang", isOptimized: true, emissionKind: FullDebug, enums: !2, splitDebugInlining: false, nameTableKind: None)
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!1 = !DIFile(filename: "a.cpp", directory: "file")
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!2 = !{!3}
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!3 = !DICompositeType(tag: DW_TAG_enumeration_type, name: "Stage", file: !1, line: 3, baseType: !4, size: 32, elements: !5, identifier: "_ZTS5Stage")
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!4 = !DIBasicType(name: "unsigned int", size: 32, encoding: DW_ATE_unsigned)
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!5 = !{!6}
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!6 = !DIEnumerator(name: "A1", value: 0, isUnsigned: true)
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!9 = !{i32 2, !"Debug Info Version", i32 3}
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;--- b.ll
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target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-unknown-linux-gnu"
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!llvm.dbg.cu = !{!2}
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!llvm.module.flags = !{!11}
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!2 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !3, producer: "clang", isOptimized: true, emissionKind: FullDebug, retainedTypes: !10, splitDebugInlining: false, nameTableKind: None)
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!3 = !DIFile(filename: "b.cpp", directory: "file")
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!5 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
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!6 = !DIDerivedType(tag: DW_TAG_member, name: "Var", scope: !8, file: !3, line: 5, baseType: !5, flags: DIFlagStaticMember)
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!8 = distinct !DICompositeType(tag: DW_TAG_class_type, name: "Stage", file: !3, line: 3, size: 64, flags: DIFlagTypePassByValue, elements: !9, identifier: "_ZTS5Stage")
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!9 = !{!6}
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!10 = !{!6}
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!11 = !{i32 2, !"Debug Info Version", i32 3}
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