50 lines
1.9 KiB
LLVM
50 lines
1.9 KiB
LLVM
; RUN: llc -O0 -mtriple=x86_64-unknown-linux-gnu -stop-before="regallocfast" -o - %s | FileCheck %s
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;
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; We check that all the instructions in bb4 now have a debug-location
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; annotation, and that the annotation is identical to the one on e.g.,
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; the jmp to bb4.
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;
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; CHECK: JMP{{.*}}%bb.4.entry, debug-location ![[JUMPLOC:[0-9]+]]
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; CHECK: bb.4.entry:
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; CHECK: successors:
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; CHECK: JE{{.*}}debug-location ![[JUMPLOC]]
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; CHECK: JMP{{.*}}debug-location ![[JUMPLOC]]
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define i32 @main() !dbg !12 {
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entry:
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%add = add nsw i32 undef, 1, !dbg !16
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switch i32 %add, label %sw.epilog [
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i32 1, label %sw.bb
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i32 2, label %sw.bb2
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], !dbg !17
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sw.bb: ; preds = %entry
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br label %sw.epilog, !dbg !20
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sw.bb2: ; preds = %entry
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br label %sw.epilog, !dbg !22
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sw.epilog: ; preds = %sw.bb2, %sw.bb, %entry
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ret i32 4711, !dbg !23
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}
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!llvm.dbg.cu = !{!2}
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!llvm.module.flags = !{!8, !9}
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!llvm.ident = !{!11}
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!2 = distinct !DICompileUnit(language: DW_LANG_C99, file: !3, emissionKind: FullDebug, enums: !4)
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!3 = !DIFile(filename: "foo.c", directory: ".")
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!4 = !{}
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!7 = !DIBasicType(name: "int", size: 16, encoding: DW_ATE_signed)
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!8 = !{i32 2, !"Dwarf Version", i32 4}
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!9 = !{i32 2, !"Debug Info Version", i32 3}
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!11 = !{!"clang"}
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!12 = distinct !DISubprogram(name: "main", scope: !3, file: !3, line: 4, type: !13, isLocal: false, isDefinition: true, scopeLine: 5, flags: DIFlagPrototyped, isOptimized: false, unit: !2, variables: !4)
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!13 = !DISubroutineType(types: !14)
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!14 = !{!7}
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!16 = !DILocation(line: 6, column: 13, scope: !12)
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!17 = !DILocation(line: 6, column: 3, scope: !12)
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!19 = distinct !DILexicalBlock(scope: !12, file: !3, line: 7, column: 5)
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!20 = !DILocation(line: 10, column: 7, scope: !19)
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!22 = !DILocation(line: 13, column: 7, scope: !19)
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!23 = !DILocation(line: 24, column: 1, scope: !12)
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