diff options
Diffstat (limited to 'llvm/test/DebugInfo/Generic/nodebug.ll')
| -rw-r--r-- | llvm/test/DebugInfo/Generic/nodebug.ll | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/llvm/test/DebugInfo/Generic/nodebug.ll b/llvm/test/DebugInfo/Generic/nodebug.ll new file mode 100644 index 00000000000..6f20aecaaf5 --- /dev/null +++ b/llvm/test/DebugInfo/Generic/nodebug.ll @@ -0,0 +1,51 @@ +; REQUIRES: object-emission + +; RUN: %llc_dwarf < %s -filetype=obj | llvm-dwarfdump -debug-dump=info - | FileCheck %s + +; Test that a nodebug function (a function not appearing in the debug info IR +; metadata subprogram list) with DebugLocs on its IR doesn't cause crashes/does +; the right thing. + +; Build with clang from the following: +; extern int i; +; inline __attribute__((always_inline)) void f1() { +; i = 3; +; } +; +; __attribute__((nodebug)) void f2() { +; f1(); +; } + +; Check that there's only one DW_TAG_subprogram, nothing for the 'f2' function. +; CHECK: DW_TAG_subprogram +; CHECK-NOT: DW_TAG +; CHECK: DW_AT_name {{.*}} "f1" +; CHECK-NOT: DW_TAG_subprogram + +@i = external global i32 + +; Function Attrs: uwtable +define void @_Z2f2v() #0 { +entry: + store i32 3, i32* @i, align 4, !dbg !11 + ret void +} + +attributes #0 = { uwtable "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" } + +!llvm.dbg.cu = !{!0} +!llvm.module.flags = !{!8, !9} +!llvm.ident = !{!10} + +!0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, producer: "clang version 3.5.0 ", isOptimized: false, emissionKind: 1, file: !1, enums: !2, retainedTypes: !2, subprograms: !3, globals: !2, imports: !2) +!1 = !DIFile(filename: "nodebug.cpp", directory: "/tmp/dbginfo") +!2 = !{} +!3 = !{!4} +!4 = distinct !DISubprogram(name: "f1", linkageName: "_Z2f1v", line: 2, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 2, file: !1, scope: !5, type: !6, variables: !2) +!5 = !DIFile(filename: "nodebug.cpp", directory: "/tmp/dbginfo") +!6 = !DISubroutineType(types: !7) +!7 = !{null} +!8 = !{i32 2, !"Dwarf Version", i32 4} +!9 = !{i32 2, !"Debug Info Version", i32 3} +!10 = !{!"clang version 3.5.0 "} +!11 = !DILocation(line: 3, scope: !4) |
