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91 lines
4.3 KiB
91 lines
4.3 KiB
4 months ago
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; RUN: %llc_dwarf < %s -filetype=obj | llvm-dwarfdump -debug-info - | FileCheck %s
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; Given the following source, ensure that the decl_line/file is correctly
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; emitted and omitted on definitions if it mismatches/matches the declaration
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; struct foo {
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; static void f1() {
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; }
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; static void f2();
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; static void f3();
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; };
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; void foo::f2() {
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; f1(); // just to ensure f1 is emitted
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; }
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; #line 1 "bar.cpp"
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; void foo::f3() {
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; }
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; Skip the declarations
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; CHECK: DW_TAG_subprogram
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; CHECK: DW_TAG_subprogram
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; CHECK: DW_TAG_subprogram
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; CHECK: DW_TAG_subprogram
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; CHECK-NOT: {{DW_TAG|NULL|DW_AT_decl_file}}
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; CHECK: DW_AT_decl_line {{.*}}7
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; CHECK-NOT: {{DW_TAG|NULL|DW_AT_decl_file}}
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; CHECK: DW_AT_specification {{.*}}f2
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; CHECK-NOT: {{DW_TAG|NULL|DW_AT_decl_file}}
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; CHECK: DW_TAG_subprogram
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; CHECK-NOT: {{DW_TAG|NULL|DW_AT_decl_line|DW_AT_decl_file}}
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; CHECK: DW_AT_specification {{.*}}f1
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; CHECK: DW_TAG_subprogram
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; CHECK-NOT: {{DW_TAG|NULL}}
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; CHECK: DW_AT_decl_file {{.*}}bar.cpp
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; CHECK-NOT: {{DW_TAG|NULL}}
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; CHECK: DW_AT_decl_line {{.*}}1
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; CHECK-NOT: {{DW_TAG|NULL}}
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; CHECK: DW_AT_specification {{.*}}f3
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; Function Attrs: uwtable
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define void @_ZN3foo2f2Ev() #0 align 2 !dbg !12 {
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entry:
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call void @_ZN3foo2f1Ev(), !dbg !19
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ret void, !dbg !20
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}
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; Function Attrs: nounwind uwtable
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define linkonce_odr void @_ZN3foo2f1Ev() #1 align 2 !dbg !15 {
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entry:
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ret void, !dbg !21
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}
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; Function Attrs: nounwind uwtable
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define void @_ZN3foo2f3Ev() #1 align 2 !dbg !13 {
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entry:
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ret void, !dbg !22
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}
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attributes #0 = { uwtable "disable-tail-calls"="false" "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 uwtable "disable-tail-calls"="false" "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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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!16, !17}
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!llvm.ident = !{!18}
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!0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !1, producer: "clang version 3.8.0 (trunk 249440) (llvm/trunk 249465)", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, retainedTypes: !3)
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!1 = !DIFile(filename: "def-line.cpp", directory: "/tmp/dbginfo")
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!2 = !{}
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!3 = !{!4}
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!4 = !DICompositeType(tag: DW_TAG_structure_type, name: "foo", file: !1, line: 1, size: 8, align: 8, elements: !5, identifier: "_ZTS3foo")
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!5 = !{!6, !9, !10}
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!6 = !DISubprogram(name: "f1", linkageName: "_ZN3foo2f1Ev", scope: !4, file: !1, line: 2, type: !7, isLocal: false, isDefinition: false, scopeLine: 2, flags: DIFlagPrototyped, isOptimized: false)
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!7 = !DISubroutineType(types: !8)
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!8 = !{null}
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!9 = !DISubprogram(name: "f2", linkageName: "_ZN3foo2f2Ev", scope: !4, file: !1, line: 4, type: !7, isLocal: false, isDefinition: false, scopeLine: 4, flags: DIFlagPrototyped, isOptimized: false)
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!10 = !DISubprogram(name: "f3", linkageName: "_ZN3foo2f3Ev", scope: !4, file: !1, line: 5, type: !7, isLocal: false, isDefinition: false, scopeLine: 5, flags: DIFlagPrototyped, isOptimized: false)
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!12 = distinct !DISubprogram(name: "f2", linkageName: "_ZN3foo2f2Ev", scope: !4, file: !1, line: 7, type: !7, isLocal: false, isDefinition: true, scopeLine: 7, flags: DIFlagPrototyped, isOptimized: false, unit: !0, declaration: !9, retainedNodes: !2)
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!13 = distinct !DISubprogram(name: "f3", linkageName: "_ZN3foo2f3Ev", scope: !4, file: !14, line: 1, type: !7, isLocal: false, isDefinition: true, scopeLine: 1, flags: DIFlagPrototyped, isOptimized: false, unit: !0, declaration: !10, retainedNodes: !2)
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!14 = !DIFile(filename: "bar.cpp", directory: "/tmp/dbginfo")
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!15 = distinct !DISubprogram(name: "f1", linkageName: "_ZN3foo2f1Ev", scope: !4, file: !1, line: 2, type: !7, isLocal: false, isDefinition: true, scopeLine: 2, flags: DIFlagPrototyped, isOptimized: false, unit: !0, declaration: !6, retainedNodes: !2)
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!16 = !{i32 2, !"Dwarf Version", i32 4}
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!17 = !{i32 2, !"Debug Info Version", i32 3}
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!18 = !{!"clang version 3.8.0 (trunk 249440) (llvm/trunk 249465)"}
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!19 = !DILocation(line: 8, column: 3, scope: !12)
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!20 = !DILocation(line: 9, column: 1, scope: !12)
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!21 = !DILocation(line: 3, column: 3, scope: !15)
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!22 = !DILocation(line: 2, column: 1, scope: !13)
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