1; RUN: llc -mtriple=x86_64-apple-darwin %s -o %t -filetype=obj 2; RUN: llvm-dwarfdump -debug-dump=info %t | FileCheck %s 3 4; CHECK: DW_TAG_formal_parameter [ 5; CHECK-NOT: "" 6; CHECK: DW_TAG 7; CHECK: DW_TAG_class_type 8; CHECK: DW_AT_object_pointer [DW_FORM_ref4] (cu + 0x{{[0-9a-f]*}} => {[[PARAM:0x[0-9a-f]*]]}) 9; CHECK: [[PARAM]]: DW_TAG_formal_parameter 10; CHECK-NOT: DW_TAG 11; CHECK: DW_AT_name [DW_FORM_strp] ( .debug_str[0x{{[0-9a-f]*}}] = "this") 12 13%class.A = type { i32 } 14 15define i32 @_Z3fooi(i32) nounwind uwtable ssp !dbg !5 { 16entry: 17 %.addr = alloca i32, align 4 18 %a = alloca %class.A, align 4 19 store i32 %0, i32* %.addr, align 4 20 call void @llvm.dbg.declare(metadata i32* %.addr, metadata !36, metadata !DIExpression()), !dbg !35 21 call void @llvm.dbg.declare(metadata %class.A* %a, metadata !21, metadata !DIExpression()), !dbg !23 22 call void @_ZN1AC1Ev(%class.A* %a), !dbg !24 23 %m_a = getelementptr inbounds %class.A, %class.A* %a, i32 0, i32 0, !dbg !25 24 %1 = load i32, i32* %m_a, align 4, !dbg !25 25 ret i32 %1, !dbg !25 26} 27 28declare void @llvm.dbg.declare(metadata, metadata, metadata) nounwind readnone 29 30define linkonce_odr void @_ZN1AC1Ev(%class.A* %this) unnamed_addr nounwind uwtable ssp align 2 !dbg !10 { 31entry: 32 %this.addr = alloca %class.A*, align 8 33 store %class.A* %this, %class.A** %this.addr, align 8 34 call void @llvm.dbg.declare(metadata %class.A** %this.addr, metadata !26, metadata !DIExpression()), !dbg !28 35 %this1 = load %class.A*, %class.A** %this.addr 36 call void @_ZN1AC2Ev(%class.A* %this1), !dbg !29 37 ret void, !dbg !29 38} 39 40define linkonce_odr void @_ZN1AC2Ev(%class.A* %this) unnamed_addr nounwind uwtable ssp align 2 !dbg !20 { 41entry: 42 %this.addr = alloca %class.A*, align 8 43 store %class.A* %this, %class.A** %this.addr, align 8 44 call void @llvm.dbg.declare(metadata %class.A** %this.addr, metadata !30, metadata !DIExpression()), !dbg !31 45 %this1 = load %class.A*, %class.A** %this.addr 46 %m_a = getelementptr inbounds %class.A, %class.A* %this1, i32 0, i32 0, !dbg !32 47 store i32 0, i32* %m_a, align 4, !dbg !32 48 ret void, !dbg !34 49} 50 51!llvm.dbg.cu = !{!0} 52!llvm.module.flags = !{!38} 53 54!0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, producer: "clang version 3.2 (trunk 163586) (llvm/trunk 163570)", isOptimized: false, emissionKind: FullDebug, file: !37, enums: !1, retainedTypes: !1, globals: !1, imports: !1) 55!1 = !{} 56!5 = distinct !DISubprogram(name: "foo", linkageName: "_Z3fooi", line: 7, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 7, file: !6, scope: !6, type: !7, variables: !1) 57!6 = !DIFile(filename: "bar.cpp", directory: "/Users/echristo/debug-tests") 58!7 = !DISubroutineType(types: !8) 59!8 = !{!9} 60!9 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed) 61!10 = distinct !DISubprogram(name: "A", linkageName: "_ZN1AC1Ev", line: 3, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 3, file: !6, scope: null, type: !11, declaration: !17, variables: !1) 62!11 = !DISubroutineType(types: !12) 63!12 = !{null, !13} 64!13 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, flags: DIFlagArtificial | DIFlagObjectPointer, baseType: !14) 65!14 = !DICompositeType(tag: DW_TAG_class_type, name: "A", line: 1, size: 32, align: 32, file: !37, elements: !15) 66!15 = !{!16, !17} 67!16 = !DIDerivedType(tag: DW_TAG_member, name: "m_a", line: 4, size: 32, align: 32, file: !37, scope: !14, baseType: !9) 68!17 = !DISubprogram(name: "A", line: 3, isLocal: false, isDefinition: false, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 3, file: !6, scope: !14, type: !11) 69!20 = distinct !DISubprogram(name: "A", linkageName: "_ZN1AC2Ev", line: 3, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 3, file: !6, scope: null, type: !11, declaration: !17, variables: !1) 70!21 = !DILocalVariable(name: "a", line: 8, scope: !22, file: !6, type: !14) 71!22 = distinct !DILexicalBlock(line: 7, column: 11, file: !6, scope: !5) 72!23 = !DILocation(line: 8, column: 5, scope: !22) 73!24 = !DILocation(line: 8, column: 6, scope: !22) 74!25 = !DILocation(line: 9, column: 3, scope: !22) 75!26 = !DILocalVariable(name: "this", line: 3, arg: 1, flags: DIFlagArtificial | DIFlagObjectPointer, scope: !10, file: !6, type: !27) 76!27 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, baseType: !14) 77!28 = !DILocation(line: 3, column: 3, scope: !10) 78!29 = !DILocation(line: 3, column: 18, scope: !10) 79!30 = !DILocalVariable(name: "this", line: 3, arg: 1, flags: DIFlagArtificial | DIFlagObjectPointer, scope: !20, file: !6, type: !27) 80!31 = !DILocation(line: 3, column: 3, scope: !20) 81!32 = !DILocation(line: 3, column: 9, scope: !33) 82!33 = distinct !DILexicalBlock(line: 3, column: 7, file: !6, scope: !20) 83!34 = !DILocation(line: 3, column: 18, scope: !33) 84!35 = !DILocation(line: 7, scope: !5) 85!36 = !DILocalVariable(name: "", line: 7, arg: 1, scope: !5, file: !6, type: !9) 86!37 = !DIFile(filename: "bar.cpp", directory: "/Users/echristo/debug-tests") 87!38 = !{i32 1, !"Debug Info Version", i32 3} 88