1 files changed, 21 insertions, 0 deletions
diff --git a/test/DebugInfo/X86/dbg-at-specficiation.ll b/test/DebugInfo/X86/dbg-at-specficiation.ll
new file mode 100644
index 0000000..8003a0f
--- /dev/null
+++ b/test/DebugInfo/X86/dbg-at-specficiation.ll
@@ -0,0 +1,21 @@
+; RUN: llc  < %s | FileCheck %s
+; Radar 10147769
+; Do not unnecessarily use AT_specification DIE.
+; CHECK-NOT: AT_specification
+
+@a = common global [10 x i32] zeroinitializer, align 16
+
+!llvm.dbg.cu = !{!0}
+!llvm.module.flags = !{!12}
+
+!0 = metadata !{i32 720913, metadata !11, i32 12, metadata !"clang version 3.0 (trunk 140253)", i1 true, metadata !"", i32 0, metadata !2, metadata !2, metadata !2, metadata !3, null, i32 0} ; [ DW_TAG_compile_unit ]
+!2 = metadata !{i32 0}
+!3 = metadata !{metadata !5}
+!5 = metadata !{i32 720948, i32 0, null, metadata !"a", metadata !"a", metadata !"", metadata !6, i32 1, metadata !7, i32 0, i32 1, [10 x i32]* @a, null} ; [ DW_TAG_variable ]
+!6 = metadata !{i32 720937, metadata !11} ; [ DW_TAG_file_type ]
+!7 = metadata !{i32 720897, null, null, null, i32 0, i64 320, i64 32, i32 0, i32 0, metadata !8, metadata !9, i32 0, null, null, null} ; [ DW_TAG_array_type ] [line 0, size 320, align 32, offset 0] [from int]
+!8 = metadata !{i32 720932, null, null, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
+!9 = metadata !{metadata !10}
+!10 = metadata !{i32 720929, i64 0, i64 10}        ; [ DW_TAG_subrange_type ]
+!11 = metadata !{metadata !"x.c", metadata !"/private/tmp"}
+!12 = metadata !{i32 1, metadata !"Debug Info Version", i32 1}