34 lines
1.5 KiB
LLVM
34 lines
1.5 KiB
LLVM
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; RUN: %llc_dwarf -O0 -filetype=obj < %s > %t
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; RUN: llvm-dwarfdump -v -debug-info %t | FileCheck %s
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; Make sure we're emitting DW_AT_main_subprogram.
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; CHECK: DW_TAG_subprogram
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; CHECK-NOT: {{DW_TAG|NULL}}
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; CHECK: DW_AT_name {{.*}} "main"
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; CHECK-NOT: {{DW_TAG|NULL}}
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; CHECK: DW_AT_main_subprogram [DW_FORM_flag_present] (true)
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define i32 @main() #0 !dbg !4 {
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entry:
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%retval = alloca i32, align 4
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store i32 0, i32* %retval
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ret i32 0, !dbg !10
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}
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attributes #0 = { nounwind uwtable "less-precise-fpmad"="false" "frame-pointer"="all" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "unsafe-fp-math"="false" "use-soft-float"="false" }
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!9, !11}
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!0 = distinct !DICompileUnit(language: DW_LANG_C99, producer: "clang version 3.4 (trunk 185475)", isOptimized: false, emissionKind: FullDebug, file: !1, enums: !2, retainedTypes: !2, globals: !2, imports: !2)
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!1 = !DIFile(filename: "CodeGen/dwarf-version.c", directory: "test")
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!2 = !{}
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!4 = distinct !DISubprogram(name: "main", line: 6, virtualIndex: 6, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition | DISPFlagMainSubprogram, isOptimized: false, unit: !0, scopeLine: 6, file: !1, scope: !5, type: !6, retainedNodes: !2)
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!5 = !DIFile(filename: "CodeGen/dwarf-version.c", directory: "test")
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!6 = !DISubroutineType(types: !7)
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!7 = !{!8}
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!8 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
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!9 = !{i32 2, !"Dwarf Version", i32 4}
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!10 = !DILocation(line: 7, scope: !4)
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!11 = !{i32 1, !"Debug Info Version", i32 3}
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