derek.holloway
7502bf64a4
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48 lines
2.3 KiB
LLVM
48 lines
2.3 KiB
LLVM
; RUN: llvm-reduce %s -o %t --delta-passes=di-metadata --test FileCheck --test-arg %s --test-arg --input-file --abort-on-invalid-reduction
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; CHECK: , !dbg !11
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;; Tests for the bug fixed in PR#108541, where the presence of null metadata
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;; could result in a crash.
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define i1 @ham() {
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bb:
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%call = call fastcc i32 @hoge()
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ret i1 false
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}
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define fastcc i32 @hoge() {
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bb:
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br i1 poison, label %bb1, label %bb2
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bb1: ; preds = %bb
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br i1 false, label %bb2, label %bb2, !dbg !11
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bb2: ; preds = %bb1, %bb1, %bb
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ret i32 0
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}
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!10}
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!0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !1, producer: "clang version 20.0.0git", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, retainedTypes: !2, globals: !2, imports: !3, splitDebugInlining: false, nameTableKind: None)
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!1 = !DIFile(filename: "108541-metadata-crash.cpp", directory: "/tmp")
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!2 = !{}
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!3 = !{!4}
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!4 = !DIImportedEntity(tag: DW_TAG_imported_declaration, scope: !5, entity: !6, file: !7, line: 134)
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!5 = !DINamespace(name: "std", scope: null)
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!6 = !DISubprogram(name: "abort", scope: !7, file: !7, line: 730, type: !8, flags: DIFlagPrototyped | DIFlagNoReturn, spFlags: DISPFlagOptimized)
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!7 = !DIFile(filename: "108541-metadata-crash.cpp", directory: "")
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!8 = !DISubroutineType(types: !9)
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!9 = !{null}
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!10 = !{i32 2, !"Debug Info Version", i32 3}
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!11 = !DILocation(line: 26, column: 11, scope: !12)
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!12 = distinct !DILexicalBlock(scope: !14, file: !13, line: 26, column: 11)
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!13 = !DIFile(filename: "108541-metadata-crash.cpp", directory: "/tmp")
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!14 = distinct !DILexicalBlock(scope: !15, file: !13, line: 25, column: 5)
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!15 = distinct !DILexicalBlock(scope: !16, file: !13, line: 24, column: 9)
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!16 = distinct !DILexicalBlock(scope: !17, file: !13, line: 14, column: 3)
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!17 = distinct !DILexicalBlock(scope: !18, file: !13, line: 13, column: 3)
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!18 = distinct !DILexicalBlock(scope: !19, file: !13, line: 13, column: 3)
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!19 = distinct !DISubprogram(name: "hoge", linkageName: "hoge", scope: !13, file: !13, line: 10, type: !20, scopeLine: 11, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagLocalToUnit | DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !2)
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!20 = distinct !DISubroutineType(types: !2)
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