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; test that the DW_AT_specification is a back edge in the file. 5 6; CHECK: [[BAR_DECL:0x[0-9a-f]*]]: DW_TAG_subprogram 7; CHECK-NEXT: DW_AT_MIPS_linkage_name {{.*}} "_ZN3foo3barEv" 8; CHECK: DW_TAG_subprogram 9; CHECK-NOT: DW_TAG 10; CHECK: DW_AT_specification {{.*}} {[[BAR_DECL]]} 11 12 13@_ZZN3foo3barEvE1x = constant i32 0, align 4 14 15define void @_ZN3foo3barEv() { 16entry: 17 ret void, !dbg !25 18} 19 20!llvm.dbg.cu = !{!0} 21!llvm.module.flags = !{!28} 22 23!0 = metadata !{i32 786449, metadata !27, i32 4, metadata !"clang version 3.0 ()", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !18, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ] 24!1 = metadata !{} 25!3 = metadata !{metadata !5} 26!5 = metadata !{i32 720942, metadata !6, null, metadata !"bar", metadata !"bar", metadata !"_ZN3foo3barEv", i32 4, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void ()* @_ZN3foo3barEv, null, metadata !11, null, i32 4} ; [ DW_TAG_subprogram ] [line 4] [def] [bar] 27!6 = metadata !{i32 720937, metadata !27} ; [ DW_TAG_file_type ] 28!7 = metadata !{i32 720917, i32 0, null, i32 0, i32 0, i64 0, i64 0, i32 0, i32 0, null, metadata !8, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ] 29!8 = metadata !{null, metadata !9} 30!9 = metadata !{i32 786447, i32 0, null, i32 0, i32 0, i64 64, i64 64, i64 0, i32 64, metadata !10} ; [ DW_TAG_pointer_type ] 31!10 = metadata !{i32 786451, metadata !27, null, metadata !"foo", i32 1, i64 0, i64 0, i32 0, i32 4, null, null, i32 0, null, null, null} ; [ DW_TAG_structure_type ] [foo] [line 1, size 0, align 0, offset 0] [decl] [from ] 32!11 = metadata !{i32 720942, metadata !6, metadata !12, metadata !"bar", metadata !"bar", metadata !"_ZN3foo3barEv", i32 2, metadata !7, i1 false, i1 false, i32 0, i32 0, null, i32 256, i1 false, null, null, i32 0, null, i32 2} ; [ DW_TAG_subprogram ] 33!12 = metadata !{i32 720898, metadata !27, null, metadata !"foo", i32 1, i64 8, i64 8, i32 0, i32 0, null, metadata !13, i32 0, null, null} ; [ DW_TAG_class_type ] 34!13 = metadata !{metadata !11} 35!18 = metadata !{metadata !20} 36!20 = metadata !{i32 720948, i32 0, metadata !5, metadata !"x", metadata !"x", metadata !"", metadata !6, i32 5, metadata !21, i32 1, i32 1, i32* @_ZZN3foo3barEvE1x, null} ; [ DW_TAG_variable ] 37!21 = metadata !{i32 720934, null, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, metadata !22} ; [ DW_TAG_const_type ] 38!22 = metadata !{i32 720932, null, null, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ] 39!25 = metadata !{i32 6, i32 1, metadata !26, null} 40!26 = metadata !{i32 786443, metadata !6, metadata !5, i32 4, i32 17, i32 0} ; [ DW_TAG_lexical_block ] 41!27 = metadata !{metadata !"nsNativeAppSupportBase.ii", metadata !"/Users/espindola/mozilla-central/obj-x86_64-apple-darwin11.2.0/toolkit/library"} 42!28 = metadata !{i32 1, metadata !"Debug Info Version", i32 1} 43