forked from OSchip/llvm-project
64 lines
2.5 KiB
LLVM
64 lines
2.5 KiB
LLVM
; PR 19261
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; RUN: %llc_dwarf -fast-isel=false -O0 -filetype=obj %s -o %t
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; RUN: llvm-dwarfdump -a %t | FileCheck %s
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; CHECK: {{0x[0-9a-f]+}} 1 0 1 0 0 is_stmt
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; CHECK: {{0x[0-9a-f]+}} 2 0 1 0 0 is_stmt
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; CHECK: {{0x[0-9a-f]+}} 4 0 1 0 0 is_stmt
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; IR generated from clang -O0 -g with the following source:
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;void foo(int i){
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; switch(i){
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; default:
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; break;
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; }
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; return;
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;}
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; Function Attrs: nounwind
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define void @foo(i32 %i) #0 !dbg !4 {
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entry:
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%i.addr = alloca i32, align 4
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store i32 %i, i32* %i.addr, align 4
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call void @llvm.dbg.declare(metadata i32* %i.addr, metadata !12, metadata !DIExpression()), !dbg !13
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%0 = load i32, i32* %i.addr, align 4, !dbg !14
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switch i32 %0, label %sw.default [
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], !dbg !14
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sw.epilog: ; preds = %sw.default
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ret void, !dbg !17
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sw.default: ; preds = %entry
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br label %sw.epilog, !dbg !15
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}
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; Function Attrs: nounwind readnone
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declare void @llvm.dbg.declare(metadata, metadata, metadata) #1
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attributes #0 = { nounwind "less-precise-fpmad"="false" "frame-pointer"="all" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
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attributes #1 = { nounwind readnone }
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!9, !10}
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!llvm.ident = !{!11}
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!0 = distinct !DICompileUnit(language: DW_LANG_C99, producer: "clang version 3.5.0 (204712)", isOptimized: false, emissionKind: FullDebug, file: !1, enums: !2, retainedTypes: !2, globals: !2, imports: !2)
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!1 = !DIFile(filename: "test.c", directory: "D:\5Cwork\5CEPRs\5C396363")
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!2 = !{}
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!4 = distinct !DISubprogram(name: "foo", line: 1, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 1, file: !1, scope: !5, type: !6, retainedNodes: !2)
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!5 = !DIFile(filename: "test.c", directory: "D:CworkCEPRsC396363")
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!6 = !DISubroutineType(types: !7)
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!7 = !{null, !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 = !{i32 1, !"Debug Info Version", i32 3}
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!11 = !{!"clang version 3.5.0 (204712)"}
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!12 = !DILocalVariable(name: "i", line: 1, arg: 1, scope: !4, file: !5, type: !8)
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!13 = !DILocation(line: 1, scope: !4)
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!14 = !DILocation(line: 2, scope: !4)
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!15 = !DILocation(line: 4, scope: !16)
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!16 = distinct !DILexicalBlock(line: 2, column: 0, file: !1, scope: !4)
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!17 = !DILocation(line: 6, scope: !4)
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