| ; RUN: llc -mtriple=x86_64-apple-darwin %s -o %t -filetype=obj |
| ; RUN: llvm-dwarfdump -debug-dump=info %t | FileCheck %s |
| |
| ; Check that the friend tag is there and is followed by a DW_AT_friend that has a reference back. |
| |
| ; CHECK: [[BACK:0x[0-9a-f]*]]: DW_TAG_class_type |
| ; CHECK-NEXT: DW_AT_name [DW_FORM_strp] ( .debug_str[{{.*}}] = "A") |
| ; CHECK: DW_TAG_friend |
| ; CHECK-NEXT: DW_AT_friend [DW_FORM_ref4] (cu + 0x{{[0-9a-f]*}} => {[[BACK]]}) |
| |
| |
| %class.A = type { i32 } |
| %class.B = type { i32 } |
| |
| @a = global %class.A zeroinitializer, align 4 |
| @b = global %class.B zeroinitializer, align 4 |
| |
| !llvm.dbg.cu = !{!0} |
| !llvm.module.flags = !{!29} |
| |
| !0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, producer: "clang version 3.1 (trunk 153413) (llvm/trunk 153428)", isOptimized: false, emissionKind: FullDebug, file: !28, enums: !1, retainedTypes: !1, globals: !3, imports: !1) |
| !1 = !{} |
| !3 = !{!5, !17} |
| !5 = !DIGlobalVariable(name: "a", line: 10, isLocal: false, isDefinition: true, scope: null, file: !6, type: !7, variable: %class.A* @a) |
| !6 = !DIFile(filename: "foo.cpp", directory: "/Users/echristo/tmp") |
| !7 = !DICompositeType(tag: DW_TAG_class_type, name: "A", line: 1, size: 32, align: 32, file: !28, elements: !8) |
| !8 = !{!9, !11} |
| !9 = !DIDerivedType(tag: DW_TAG_member, name: "a", line: 2, size: 32, align: 32, flags: DIFlagPrivate, file: !28, scope: !7, baseType: !10) |
| !10 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed) |
| !11 = !DISubprogram(name: "A", line: 1, isLocal: false, isDefinition: false, virtualIndex: 6, flags: DIFlagArtificial | DIFlagPrototyped, isOptimized: false, scopeLine: 1, file: !6, scope: !7, type: !12) |
| !12 = !DISubroutineType(types: !13) |
| !13 = !{null, !14} |
| !14 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, flags: DIFlagArtificial, baseType: !7) |
| !17 = !DIGlobalVariable(name: "b", line: 11, isLocal: false, isDefinition: true, scope: null, file: !6, type: !18, variable: %class.B* @b) |
| !18 = !DICompositeType(tag: DW_TAG_class_type, name: "B", line: 5, size: 32, align: 32, file: !28, elements: !19) |
| !19 = !{!20, !21, !27} |
| !20 = !DIDerivedType(tag: DW_TAG_member, name: "b", line: 7, size: 32, align: 32, flags: DIFlagPrivate, file: !28, scope: !18, baseType: !10) |
| !21 = !DISubprogram(name: "B", line: 5, isLocal: false, isDefinition: false, virtualIndex: 6, flags: DIFlagArtificial | DIFlagPrototyped, isOptimized: false, scopeLine: 5, file: !6, scope: !18, type: !22) |
| !22 = !DISubroutineType(types: !23) |
| !23 = !{null, !24} |
| !24 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, flags: DIFlagArtificial, baseType: !18) |
| !27 = !DIDerivedType(tag: DW_TAG_friend, file: !28, baseType: !7) |
| !28 = !DIFile(filename: "foo.cpp", directory: "/Users/echristo/tmp") |
| !29 = !{i32 1, !"Debug Info Version", i32 3} |