; Check that the friend tag is there and is followed by a DW_AT_friend that has a reference back.
-; CHECK: 0x00000032: DW_TAG_class_type [4]
-; CHECK: 0x00000077: DW_TAG_class_type [4]
-; CHECK: 0x000000a0: DW_TAG_friend [9]
-; CHECK: 0x000000a1: DW_AT_friend [DW_FORM_ref4] (cu + 0x0032 => {0x00000032})
+; 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 }
@b = global %class.B zeroinitializer, align 4
!llvm.dbg.cu = !{!0}
+!llvm.module.flags = !{!29}
-!0 = metadata !{i32 786449, metadata !28, i32 4, metadata !"clang version 3.1 (trunk 153413) (llvm/trunk 153428)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !1, metadata !3, metadata !""} ; [ DW_TAG_compile_unit ]
-!1 = metadata !{i32 0}
-!3 = metadata !{metadata !5, metadata !17}
-!5 = metadata !{i32 786484, i32 0, null, metadata !"a", metadata !"a", metadata !"", metadata !6, i32 10, metadata !7, i32 0, i32 1, %class.A* @a, null} ; [ DW_TAG_variable ]
-!6 = metadata !{i32 786473, metadata !28} ; [ DW_TAG_file_type ]
-!7 = metadata !{i32 786434, metadata !28, null, metadata !"A", i32 1, i64 32, i64 32, i32 0, i32 0, null, metadata !8, i32 0, null, null} ; [ DW_TAG_class_type ]
-!8 = metadata !{metadata !9, metadata !11}
-!9 = metadata !{i32 786445, metadata !28, metadata !7, metadata !"a", i32 2, i64 32, i64 32, i64 0, i32 1, metadata !10} ; [ DW_TAG_member ]
-!10 = metadata !{i32 786468, null, null, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
-!11 = metadata !{i32 786478, metadata !6, metadata !7, metadata !"A", metadata !"A", metadata !"", i32 1, metadata !12, i1 false, i1 false, i32 0, i32 0, null, i32 320, i1 false, null, null, i32 0, metadata !15, i32 1} ; [ DW_TAG_subprogram ]
-!12 = metadata !{i32 786453, i32 0, metadata !"", i32 0, i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !13, i32 0, i32 0} ; [ DW_TAG_subroutine_type ]
-!13 = metadata !{null, metadata !14}
-!14 = metadata !{i32 786447, i32 0, metadata !"", i32 0, i32 0, i64 64, i64 64, i64 0, i32 64, metadata !7} ; [ DW_TAG_pointer_type ]
-!15 = metadata !{metadata !16}
-!16 = metadata !{i32 786468} ; [ DW_TAG_base_type ]
-!17 = metadata !{i32 786484, i32 0, null, metadata !"b", metadata !"b", metadata !"", metadata !6, i32 11, metadata !18, i32 0, i32 1, %class.B* @b, null} ; [ DW_TAG_variable ]
-!18 = metadata !{i32 786434, metadata !28, null, metadata !"B", i32 5, i64 32, i64 32, i32 0, i32 0, null, metadata !19, i32 0, null, null} ; [ DW_TAG_class_type ]
-!19 = metadata !{metadata !20, metadata !21, metadata !27}
-!20 = metadata !{i32 786445, metadata !28, metadata !18, metadata !"b", i32 7, i64 32, i64 32, i64 0, i32 1, metadata !10} ; [ DW_TAG_member ]
-!21 = metadata !{i32 786478, metadata !6, metadata !18, metadata !"B", metadata !"B", metadata !"", i32 5, metadata !22, i1 false, i1 false, i32 0, i32 0, null, i32 320, i1 false, null, null, i32 0, metadata !25, i32 5} ; [ DW_TAG_subprogram ]
-!22 = metadata !{i32 786453, i32 0, metadata !"", i32 0, i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !23, i32 0, i32 0} ; [ DW_TAG_subroutine_type ]
-!23 = metadata !{null, metadata !24}
-!24 = metadata !{i32 786447, i32 0, metadata !"", i32 0, i32 0, i64 64, i64 64, i64 0, i32 64, metadata !18} ; [ DW_TAG_pointer_type ]
-!25 = metadata !{metadata !26}
-!26 = metadata !{i32 786468} ; [ DW_TAG_base_type ]
-!27 = metadata !{i32 786474, metadata !18, null, metadata !6, i32 0, i64 0, i64 0, i64 0, i32 0, metadata !7} ; [ DW_TAG_friend ]
-!28 = metadata !{metadata !"foo.cpp", metadata !"/Users/echristo/tmp"}
+!0 = !DICompileUnit(language: DW_LANG_C_plus_plus, producer: "clang version 3.1 (trunk 153413) (llvm/trunk 153428)", isOptimized: false, emissionKind: 0, file: !28, enums: !1, retainedTypes: !1, subprograms: !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}