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a3cf46e4b5
This allows for diagnosing malformed LLVM IR debug info metadata such as the one in the testcase. <rdar://problem/59756060> Differential Revision: https://reviews.llvm.org/D75212
27 lines
1.0 KiB
LLVM
27 lines
1.0 KiB
LLVM
; RUN: llvm-as -disable-output < %s -o /dev/null 2>&1 | FileCheck %s
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define void @f() #0 !dbg !6 {
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br label %1, !dbg !9, !llvm.loop !10
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ret void
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}
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!2, !3, !4}
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!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1)
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!1 = !DIFile(filename: "f.c", directory: "./")
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!2 = !{i32 2, !"Dwarf Version", i32 4}
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!3 = !{i32 2, !"Debug Info Version", i32 3}
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!4 = !{i32 7, !"PIC Level", i32 2}
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!6 = distinct !DISubprogram(name: "f", scope: !1, file: !1, line: 7, type: !7, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !0)
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!7 = !DISubroutineType(types: !8)
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!8 = !{}
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!9 = !DILocation(line: 18, column: 2, scope: !6)
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!10 = distinct !{!10, !11}
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!11 = !DILocation(line: 18, column: 2, scope: !12)
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!12 = distinct !DISubprogram(name: "f", scope: !1, file: !1, line: 7, type: !7, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !13)
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; CHECK: warning: ignoring invalid debug info
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; This CU isn't listed in llvm.dbg.cu
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!13 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1)
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