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32 lines
1.2 KiB
32 lines
1.2 KiB
4 months ago
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; RUN: %llc_dwarf -O0 -filetype=obj < %s | llvm-dwarfdump - | FileCheck %s
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; Just because there are no scopes/locations on any instructions in the
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; function doesn't mean we can't describe the address range of the function.
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; Check that we do that
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; CHECK: DW_TAG_subprogram
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; CHECK-NOT: TAG
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; CHECK: DW_AT_low_pc
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; Function Attrs: nounwind uwtable
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define void @f() #0 !dbg !6 {
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entry:
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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 = !{!3, !4}
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!llvm.ident = !{!5}
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!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 4.0.0 (trunk 289692) (llvm/trunk 289697)", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2)
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!1 = !DIFile(filename: "noscopes.c", directory: "/tmp/dbginfo")
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!2 = !{}
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!3 = !{i32 2, !"Dwarf Version", i32 4}
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!4 = !{i32 2, !"Debug Info Version", i32 3}
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!5 = !{!"clang version 4.0.0 (trunk 289692) (llvm/trunk 289697)"}
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!6 = distinct !DISubprogram(name: "f", scope: !1, file: !1, line: 1, type: !7, isLocal: false, isDefinition: true, scopeLine: 1, isOptimized: false, unit: !0, retainedNodes: !2)
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!7 = !DISubroutineType(types: !8)
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!8 = !{null}
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!9 = !DILocation(line: 2, column: 1, scope: !6)
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