1; RUN: %llc_dwarf < %s -filetype=obj | llvm-dwarfdump -debug-info - | FileCheck %s 2 3; Given the following source, ensure that the decl_line/file is correctly 4; emitted and omitted on definitions if it mismatches/matches the declaration 5 6; struct foo { 7; static void f1() { 8; } 9; static void f2(); 10; static void f3(); 11; }; 12; void foo::f2() { 13; f1(); // just to ensure f1 is emitted 14; } 15; #line 1 "bar.cpp" 16; void foo::f3() { 17; } 18 19; Skip the declarations 20; CHECK: DW_TAG_subprogram 21; CHECK: DW_TAG_subprogram 22; CHECK: DW_TAG_subprogram 23 24; CHECK: DW_TAG_subprogram 25; CHECK-NOT: {{DW_TAG|NULL|DW_AT_decl_file}} 26; CHECK: DW_AT_decl_line {{.*}}7 27; CHECK-NOT: {{DW_TAG|NULL|DW_AT_decl_file}} 28; CHECK: DW_AT_specification {{.*}}f2 29; CHECK-NOT: {{DW_TAG|NULL|DW_AT_decl_file}} 30 31; CHECK: DW_TAG_subprogram 32; CHECK-NOT: {{DW_TAG|NULL|DW_AT_decl_line|DW_AT_decl_file}} 33; CHECK: DW_AT_specification {{.*}}f1 34 35; CHECK: DW_TAG_subprogram 36; CHECK-NOT: {{DW_TAG|NULL}} 37; CHECK: DW_AT_decl_file {{.*}}bar.cpp 38; CHECK-NOT: {{DW_TAG|NULL}} 39; CHECK: DW_AT_decl_line {{.*}}1 40; CHECK-NOT: {{DW_TAG|NULL}} 41; CHECK: DW_AT_specification {{.*}}f3 42 43; Function Attrs: uwtable 44define void @_ZN3foo2f2Ev() #0 align 2 !dbg !12 { 45entry: 46 call void @_ZN3foo2f1Ev(), !dbg !19 47 ret void, !dbg !20 48} 49 50; Function Attrs: nounwind uwtable 51define linkonce_odr void @_ZN3foo2f1Ev() #1 align 2 !dbg !15 { 52entry: 53 ret void, !dbg !21 54} 55 56; Function Attrs: nounwind uwtable 57define void @_ZN3foo2f3Ev() #1 align 2 !dbg !13 { 58entry: 59 ret void, !dbg !22 60} 61 62attributes #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" } 63attributes #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" } 64 65!llvm.dbg.cu = !{!0} 66!llvm.module.flags = !{!16, !17} 67!llvm.ident = !{!18} 68 69!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) 70!1 = !DIFile(filename: "def-line.cpp", directory: "/tmp/dbginfo") 71!2 = !{} 72!3 = !{!4} 73!4 = !DICompositeType(tag: DW_TAG_structure_type, name: "foo", file: !1, line: 1, size: 8, align: 8, elements: !5, identifier: "_ZTS3foo") 74!5 = !{!6, !9, !10} 75!6 = !DISubprogram(name: "f1", linkageName: "_ZN3foo2f1Ev", scope: !4, file: !1, line: 2, type: !7, isLocal: false, isDefinition: false, scopeLine: 2, flags: DIFlagPrototyped, isOptimized: false) 76!7 = !DISubroutineType(types: !8) 77!8 = !{null} 78!9 = !DISubprogram(name: "f2", linkageName: "_ZN3foo2f2Ev", scope: !4, file: !1, line: 4, type: !7, isLocal: false, isDefinition: false, scopeLine: 4, flags: DIFlagPrototyped, isOptimized: false) 79!10 = !DISubprogram(name: "f3", linkageName: "_ZN3foo2f3Ev", scope: !4, file: !1, line: 5, type: !7, isLocal: false, isDefinition: false, scopeLine: 5, flags: DIFlagPrototyped, isOptimized: false) 80!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) 81!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) 82!14 = !DIFile(filename: "bar.cpp", directory: "/tmp/dbginfo") 83!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) 84!16 = !{i32 2, !"Dwarf Version", i32 4} 85!17 = !{i32 2, !"Debug Info Version", i32 3} 86!18 = !{!"clang version 3.8.0 (trunk 249440) (llvm/trunk 249465)"} 87!19 = !DILocation(line: 8, column: 3, scope: !12) 88!20 = !DILocation(line: 9, column: 1, scope: !12) 89!21 = !DILocation(line: 3, column: 3, scope: !15) 90!22 = !DILocation(line: 2, column: 1, scope: !13) 91