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; RUN: llc -mtriple=x86_64-apple-darwin %s -o %t -filetype=obj
; RUN: llvm-dwarfdump -debug-dump=info %t | FileCheck %s
; test that the DW_AT_specification is a back edge in the file.
; CHECK: DW_TAG_subprogram
; CHECK-NEXT: DW_AT_MIPS_linkage_name {{.*}} "_ZN3foo3barEv"
; CHECK: DW_TAG_subprogram
; CHECK-NOT: DW_TAG
; CHECK: DW_AT_specification {{.*}} "_ZN3foo3barEv"
@_ZZN3foo3barEvE1x = constant i32 0, align 4
define void @_ZN3foo3barEv() {
entry:
ret void, !dbg !25
}
!llvm.dbg.cu = !{!0}
!llvm.module.flags = !{!28}
!0 = !{!"0x11\004\00clang version 3.0 ()\000\00\000\00\000", !27, !1, !1, !3, !18, !1} ; [ DW_TAG_compile_unit ]
!1 = !{}
!3 = !{!5}
!5 = !{!"0x2e\00bar\00bar\00_ZN3foo3barEv\004\000\001\000\006\00256\000\004", !6, null, !7, null, void ()* @_ZN3foo3barEv, null, !11, null} ; [ DW_TAG_subprogram ] [line 4] [def] [bar]
!6 = !{!"0x29", !27} ; [ DW_TAG_file_type ]
!7 = !{!"0x15\00\000\000\000\000\000\000", i32 0, null, null, !8, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
!8 = !{null, !9}
!9 = !{!"0xf\00\000\0064\0064\000\0064", i32 0, null, !10} ; [ DW_TAG_pointer_type ]
!10 = !{!"0x13\00foo\001\000\000\000\004\000", !27, null, null, null, null, null, null} ; [ DW_TAG_structure_type ] [foo] [line 1, size 0, align 0, offset 0] [decl] [from ]
!11 = !{!"0x2e\00bar\00bar\00_ZN3foo3barEv\002\000\000\000\006\00256\000\002", !6, !12, !7, null, null, null, i32 0, null} ; [ DW_TAG_subprogram ]
!12 = !{!"0x2\00foo\001\008\008\000\000\000", !27, null, null, !13, null, null} ; [ DW_TAG_class_type ]
!13 = !{!11}
!18 = !{!20}
!20 = !{!"0x34\00x\00x\00\005\001\001", !5, !6, !21, i32* @_ZZN3foo3barEvE1x, null} ; [ DW_TAG_variable ]
!21 = !{!"0x26\00\000\000\000\000\000", null, null, !22} ; [ DW_TAG_const_type ]
!22 = !{!"0x24\00int\000\0032\0032\000\000\005", null, null} ; [ DW_TAG_base_type ]
!25 = !MDLocation(line: 6, column: 1, scope: !26)
!26 = !{!"0xb\004\0017\000", !6, !5} ; [ DW_TAG_lexical_block ]
!27 = !{!"nsNativeAppSupportBase.ii", !"/Users/espindola/mozilla-central/obj-x86_64-apple-darwin11.2.0/toolkit/library"}
!28 = !{i32 1, !"Debug Info Version", i32 2}
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