1 ; RUN: llc -mtriple=x86_64-apple-darwin %s -o %t -filetype=obj
2 ; RUN: llvm-dwarfdump -v -debug-info %t | FileCheck %s
4 ; CHECK: DW_TAG_formal_parameter [
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
11 ; CHECK: DW_AT_name [DW_FORM_strp] ( .debug_str[0x{{[0-9a-f]*}}] = "this")
13 %class.A = type { i32 }
15 define i32 @_Z3fooi(i32) nounwind uwtable ssp !dbg !5 {
17 %.addr = alloca i32, align 4
18 %a = alloca %class.A, align 4
19 store i32 %0, ptr %.addr, align 4
20 call void @llvm.dbg.declare(metadata ptr %.addr, metadata !36, metadata !DIExpression()), !dbg !35
21 call void @llvm.dbg.declare(metadata ptr %a, metadata !21, metadata !DIExpression()), !dbg !23
22 call void @_ZN1AC1Ev(ptr %a), !dbg !24
23 %1 = load i32, ptr %a, align 4, !dbg !25
27 declare void @llvm.dbg.declare(metadata, metadata, metadata) nounwind readnone
29 define linkonce_odr void @_ZN1AC1Ev(ptr %this) unnamed_addr nounwind uwtable ssp align 2 !dbg !10 {
31 %this.addr = alloca ptr, align 8
32 store ptr %this, ptr %this.addr, align 8
33 call void @llvm.dbg.declare(metadata ptr %this.addr, metadata !26, metadata !DIExpression()), !dbg !28
34 %this1 = load ptr, ptr %this.addr
35 call void @_ZN1AC2Ev(ptr %this1), !dbg !29
39 define linkonce_odr void @_ZN1AC2Ev(ptr %this) unnamed_addr nounwind uwtable ssp align 2 !dbg !20 {
41 %this.addr = alloca ptr, align 8
42 store ptr %this, ptr %this.addr, align 8
43 call void @llvm.dbg.declare(metadata ptr %this.addr, metadata !30, metadata !DIExpression()), !dbg !31
44 %this1 = load ptr, ptr %this.addr
45 store i32 0, ptr %this1, align 4, !dbg !32
50 !llvm.module.flags = !{!38}
52 !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)
54 !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, retainedNodes: !1)
55 !6 = !DIFile(filename: "bar.cpp", directory: "/Users/echristo/debug-tests")
56 !7 = !DISubroutineType(types: !8)
58 !9 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
59 !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, retainedNodes: !1)
60 !11 = !DISubroutineType(types: !12)
62 !13 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, flags: DIFlagArtificial | DIFlagObjectPointer, baseType: !14)
63 !14 = !DICompositeType(tag: DW_TAG_class_type, name: "A", line: 1, size: 32, align: 32, file: !37, elements: !15)
65 !16 = !DIDerivedType(tag: DW_TAG_member, name: "m_a", line: 4, size: 32, align: 32, file: !37, scope: !14, baseType: !9)
66 !17 = !DISubprogram(name: "A", line: 3, isLocal: false, isDefinition: false, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 3, file: !6, scope: !14, type: !11)
67 !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, retainedNodes: !1)
68 !21 = !DILocalVariable(name: "a", line: 8, scope: !22, file: !6, type: !14)
69 !22 = distinct !DILexicalBlock(line: 7, column: 11, file: !6, scope: !5)
70 !23 = !DILocation(line: 8, column: 5, scope: !22)
71 !24 = !DILocation(line: 8, column: 6, scope: !22)
72 !25 = !DILocation(line: 9, column: 3, scope: !22)
73 !26 = !DILocalVariable(name: "this", line: 3, arg: 1, flags: DIFlagArtificial | DIFlagObjectPointer, scope: !10, file: !6, type: !27)
74 !27 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, baseType: !14)
75 !28 = !DILocation(line: 3, column: 3, scope: !10)
76 !29 = !DILocation(line: 3, column: 18, scope: !10)
77 !30 = !DILocalVariable(name: "this", line: 3, arg: 1, flags: DIFlagArtificial | DIFlagObjectPointer, scope: !20, file: !6, type: !27)
78 !31 = !DILocation(line: 3, column: 3, scope: !20)
79 !32 = !DILocation(line: 3, column: 9, scope: !33)
80 !33 = distinct !DILexicalBlock(line: 3, column: 7, file: !6, scope: !20)
81 !34 = !DILocation(line: 3, column: 18, scope: !33)
82 !35 = !DILocation(line: 7, scope: !5)
83 !36 = !DILocalVariable(name: "", line: 7, arg: 1, scope: !5, file: !6, type: !9)
84 !37 = !DIFile(filename: "bar.cpp", directory: "/Users/echristo/debug-tests")
85 !38 = !{i32 1, !"Debug Info Version", i32 3}