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- ; REQUIRES: object-emission
- ; PR 19261
- ; RUN: %llc_dwarf -fast-isel=false -O0 -filetype=obj %s -o %t
- ; RUN: llvm-dwarfdump -a %t | FileCheck %s
- ; CHECK: {{0x[0-9a-f]+}} 1 0 1 0 0 is_stmt
- ; CHECK: {{0x[0-9a-f]+}} 2 0 1 0 0 is_stmt
- ; CHECK: {{0x[0-9a-f]+}} 4 0 1 0 0 is_stmt
- ; IR generated from clang -O0 -g with the following source:
- ;void foo(int i){
- ; switch(i){
- ; default:
- ; break;
- ; }
- ; return;
- ;}
- ; Function Attrs: nounwind
- define void @foo(i32 %i) #0 !dbg !4 {
- entry:
- %i.addr = alloca i32, align 4
- store i32 %i, i32* %i.addr, align 4
- call void @llvm.dbg.declare(metadata i32* %i.addr, metadata !12, metadata !DIExpression()), !dbg !13
- %0 = load i32, i32* %i.addr, align 4, !dbg !14
- switch i32 %0, label %sw.default [
- ], !dbg !14
- sw.epilog: ; preds = %sw.default
- ret void, !dbg !17
- sw.default: ; preds = %entry
- br label %sw.epilog, !dbg !15
- }
- ; Function Attrs: nounwind readnone
- declare void @llvm.dbg.declare(metadata, metadata, metadata) #1
- attributes #0 = { nounwind "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
- attributes #1 = { nounwind readnone }
- !llvm.dbg.cu = !{!0}
- !llvm.module.flags = !{!9, !10}
- !llvm.ident = !{!11}
- !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)
- !1 = !DIFile(filename: "test.c", directory: "D:\5Cwork\5CEPRs\5C396363")
- !2 = !{}
- !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)
- !5 = !DIFile(filename: "test.c", directory: "D:CworkCEPRsC396363")
- !6 = !DISubroutineType(types: !7)
- !7 = !{null, !8}
- !8 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
- !9 = !{i32 2, !"Dwarf Version", i32 4}
- !10 = !{i32 1, !"Debug Info Version", i32 3}
- !11 = !{!"clang version 3.5.0 (204712)"}
- !12 = !DILocalVariable(name: "i", line: 1, arg: 1, scope: !4, file: !5, type: !8)
- !13 = !DILocation(line: 1, scope: !4)
- !14 = !DILocation(line: 2, scope: !4)
- !15 = !DILocation(line: 4, scope: !16)
- !16 = distinct !DILexicalBlock(line: 2, column: 0, file: !1, scope: !4)
- !17 = !DILocation(line: 6, scope: !4)
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