DebugInfo: Remove some unneeded conditionals now that DIBuilder no longer emits zero-length arrays as {i32 0}
A bunch of test cases needed to be cleaned up for this, many my fault -
when implementid imported modules I updated test cases by simply
duplicating the prior metadata field - which wasn't always the empty
metadata entry.
llvm-svn: 200731
diff --git a/llvm/test/DebugInfo/2009-11-10-CurrentFn.ll b/llvm/test/DebugInfo/2009-11-10-CurrentFn.ll
index d154c43..151d631 100644
--- a/llvm/test/DebugInfo/2009-11-10-CurrentFn.ll
+++ b/llvm/test/DebugInfo/2009-11-10-CurrentFn.ll
@@ -14,7 +14,7 @@
!llvm.module.flags = !{!18}
!0 = metadata !{i32 720913, metadata !17, i32 12, metadata !"clang version 3.0 (trunk 139632)", i1 true, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1, null, metadata !""} ; [ DW_TAG_compile_unit ]
-!1 = metadata !{i32 0}
+!1 = metadata !{}
!3 = metadata !{metadata !5}
!5 = metadata !{i32 720942, metadata !17, metadata !6, metadata !"bar", metadata !"bar", metadata !"", i32 3, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 true, void (i32)* @bar, null, null, metadata !9, metadata !""} ; [ DW_TAG_subprogram ] [line 3] [def] [scope 0] [bar]
!6 = metadata !{i32 720937, metadata !17} ; [ DW_TAG_file_type ]
diff --git a/llvm/test/DebugInfo/2010-06-29-InlinedFnLocalVar.ll b/llvm/test/DebugInfo/2010-06-29-InlinedFnLocalVar.ll
index 35530e6..a461abd 100644
--- a/llvm/test/DebugInfo/2010-06-29-InlinedFnLocalVar.ll
+++ b/llvm/test/DebugInfo/2010-06-29-InlinedFnLocalVar.ll
@@ -15,7 +15,7 @@
entry:
%0 = load i32* @i, align 4, !dbg !17 ; <i32> [#uses=2]
tail call void @llvm.dbg.value(metadata !{i32 %0}, i64 0, metadata !9), !dbg !19
- tail call void @llvm.dbg.declare(metadata !20, metadata !10), !dbg !21
+ tail call void @llvm.dbg.declare(metadata !29, metadata !10), !dbg !21
%1 = mul nsw i32 %0, %0, !dbg !22 ; <i32> [#uses=2]
store i32 %1, i32* @i, align 4, !dbg !17
ret i32 %1, !dbg !23
@@ -26,7 +26,7 @@
!0 = metadata !{i32 786478, metadata !27, metadata !1, metadata !"foo", metadata !"foo", metadata !"", i32 9, metadata !3, i1 true, i1 true, i32 0, i32 0, null, i1 false, i1 true, null, null, null, metadata !24, i32 9} ; [ DW_TAG_subprogram ]
!1 = metadata !{i32 786473, metadata !27} ; [ DW_TAG_file_type ]
-!2 = metadata !{i32 786449, metadata !27, i32 1, metadata !"4.2.1 (Based on Apple Inc. build 5658) (LLVM build)", i1 true, metadata !"", i32 0, metadata !20, metadata !20, metadata !25, metadata !26, metadata !26, metadata !""} ; [ DW_TAG_compile_unit ]
+!2 = metadata !{i32 786449, metadata !27, i32 1, metadata !"4.2.1 (Based on Apple Inc. build 5658) (LLVM build)", i1 true, metadata !"", i32 0, metadata !20, metadata !20, metadata !25, metadata !26, metadata !20, metadata !""} ; [ DW_TAG_compile_unit ]
!3 = metadata !{i32 786453, metadata !27, metadata !1, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !4, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
!4 = metadata !{metadata !5, metadata !5}
!5 = metadata !{i32 786468, metadata !27, metadata !1, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
@@ -44,7 +44,7 @@
!17 = metadata !{i32 15, i32 0, metadata !18, null}
!18 = metadata !{i32 786443, metadata !1, metadata !6, i32 14, i32 0, i32 1} ; [ DW_TAG_lexical_block ]
!19 = metadata !{i32 9, i32 0, metadata !0, metadata !17}
-!20 = metadata !{null}
+!20 = metadata !{}
!21 = metadata !{i32 9, i32 0, metadata !11, metadata !17}
!22 = metadata !{i32 11, i32 0, metadata !11, metadata !17}
!23 = metadata !{i32 16, i32 0, metadata !18, null}
@@ -53,3 +53,4 @@
!26 = metadata !{metadata !16}
!27 = metadata !{metadata !"bar.c", metadata !"/tmp/"}
!28 = metadata !{i32 1, metadata !"Debug Info Version", i32 1}
+!29 = metadata !{null}
diff --git a/llvm/test/DebugInfo/AArch64/dwarfdump.ll b/llvm/test/DebugInfo/AArch64/dwarfdump.ll
index 4c20507..3325f30 100644
--- a/llvm/test/DebugInfo/AArch64/dwarfdump.ll
+++ b/llvm/test/DebugInfo/AArch64/dwarfdump.ll
@@ -24,7 +24,7 @@
!llvm.module.flags = !{!10}
!0 = metadata !{i32 786449, metadata !9, i32 12, metadata !"clang version 3.3 ", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !2, metadata !1, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ] [/home/timnor01/llvm/build/tmp.c] [DW_LANG_C99]
-!1 = metadata !{i32 0}
+!1 = metadata !{}
!2 = metadata !{metadata !3}
!3 = metadata !{i32 786478, metadata !9, metadata !4, metadata !"main", metadata !"main", metadata !"", i32 1, metadata !5, i1 false, i1 true, i32 0, i32 0, null, i32 0, i1 false, i32 ()* @main, null, null, metadata !1, i32 1} ; [ DW_TAG_subprogram ] [line 1] [def] [main]
!4 = metadata !{i32 786473, metadata !9} ; [ DW_TAG_file_type ]
diff --git a/llvm/test/DebugInfo/AArch64/variable-loc.ll b/llvm/test/DebugInfo/AArch64/variable-loc.ll
index f42cb74..f28ee76 100644
--- a/llvm/test/DebugInfo/AArch64/variable-loc.ll
+++ b/llvm/test/DebugInfo/AArch64/variable-loc.ll
@@ -72,7 +72,7 @@
!llvm.module.flags = !{!30}
!0 = metadata !{i32 786449, metadata !29, i32 12, metadata !"clang version 3.2 ", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ] [/home/timnor01/a64-trunk/build/simple.c] [DW_LANG_C99]
-!1 = metadata !{i32 0}
+!1 = metadata !{}
!3 = metadata !{metadata !5, metadata !11, metadata !14}
!5 = metadata !{i32 786478, metadata !29, metadata !6, metadata !"populate_array", metadata !"populate_array", metadata !"", i32 4, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void (i32*, i32)* @populate_array, null, null, metadata !1, i32 4} ; [ DW_TAG_subprogram ] [line 4] [def] [populate_array]
!6 = metadata !{i32 786473, metadata !29} ; [ DW_TAG_file_type ]
diff --git a/llvm/test/DebugInfo/ARM/PR16736.ll b/llvm/test/DebugInfo/ARM/PR16736.ll
index d01fa22..8c025ad 100644
--- a/llvm/test/DebugInfo/ARM/PR16736.ll
+++ b/llvm/test/DebugInfo/ARM/PR16736.ll
@@ -43,7 +43,7 @@
!0 = metadata !{i32 786449, metadata !1, i32 4, metadata !"clang version 3.4 (trunk 190804) (llvm/trunk 190797)", i1 true, metadata !"", i32 0, metadata !2, metadata !2, metadata !3, metadata !2, metadata !2, metadata !""} ; [ DW_TAG_compile_unit ] [//<unknown>] [DW_LANG_C_plus_plus]
!1 = metadata !{metadata !"/<unknown>", metadata !""}
-!2 = metadata !{i32 0}
+!2 = metadata !{}
!3 = metadata !{metadata !4}
!4 = metadata !{i32 786478, metadata !5, metadata !6, metadata !"h", metadata !"h", metadata !"_Z1hiiiif", i32 3, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 true, void (i32, i32, i32, i32, float)* @_Z1hiiiif, null, null, metadata !11, i32 3} ; [ DW_TAG_subprogram ] [line 3] [def] [h]
!5 = metadata !{metadata !"/arm.cpp", metadata !""}
diff --git a/llvm/test/DebugInfo/ARM/sectionorder.ll b/llvm/test/DebugInfo/ARM/sectionorder.ll
index 2e3f3bf..a7030cd 100644
--- a/llvm/test/DebugInfo/ARM/sectionorder.ll
+++ b/llvm/test/DebugInfo/ARM/sectionorder.ll
@@ -12,7 +12,6 @@
!llvm.dbg.cu = !{!0}
!0 = metadata !{i32 786449, i32 0, i32 12, metadata !"test.c", metadata !"/Volumes/Data/radar/15623193", metadata !"LLVM", i1 true, i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !1, metadata !1} ; [ DW_TAG_compile_unit ] [/Volumes/Data/radar/15623193/test.c] [DW_LANG_C99]
-!1 = metadata !{metadata !2}
-!2 = metadata !{i32 0}
+!1 = metadata !{}
!3 = metadata !{i32 2, metadata !"Dwarf Version", i32 2}
!4 = metadata !{i32 1, metadata !"Debug Info Version", i32 1}
diff --git a/llvm/test/DebugInfo/PowerPC/tls-fission.ll b/llvm/test/DebugInfo/PowerPC/tls-fission.ll
index 4a744c7..9cde2c7 100644
--- a/llvm/test/DebugInfo/PowerPC/tls-fission.ll
+++ b/llvm/test/DebugInfo/PowerPC/tls-fission.ll
@@ -23,7 +23,7 @@
!0 = metadata !{i32 786449, metadata !1, i32 4, metadata !"clang version 3.4 ", i1 false, metadata !"", i32 0, metadata !2, metadata !2, metadata !2, metadata !3, metadata !2, metadata !"tls.dwo"} ; [ DW_TAG_compile_unit ] [/tmp/tls.cpp] [DW_LANG_C_plus_plus]
!1 = metadata !{metadata !"tls.cpp", metadata !"/tmp"}
-!2 = metadata !{i32 0}
+!2 = metadata !{}
!3 = metadata !{metadata !4}
!4 = metadata !{i32 786484, i32 0, null, metadata !"tls", metadata !"tls", metadata !"", metadata !5, i32 1, metadata !6, i32 0, i32 1, i32* @tls, null} ; [ DW_TAG_variable ] [tls] [line 1] [def]
!5 = metadata !{i32 786473, metadata !1} ; [ DW_TAG_file_type ] [/tmp/tls.cpp]
diff --git a/llvm/test/DebugInfo/PowerPC/tls.ll b/llvm/test/DebugInfo/PowerPC/tls.ll
index 6557f5e..f2586ed 100644
--- a/llvm/test/DebugInfo/PowerPC/tls.ll
+++ b/llvm/test/DebugInfo/PowerPC/tls.ll
@@ -19,7 +19,7 @@
!0 = metadata !{i32 786449, metadata !1, i32 4, metadata !"clang version 3.4 ", i1 false, metadata !"", i32 0, metadata !2, metadata !2, metadata !2, metadata !3, metadata !2, metadata !""} ; [ DW_TAG_compile_unit ] [/tmp/tls.cpp] [DW_LANG_C_plus_plus]
!1 = metadata !{metadata !"tls.cpp", metadata !"/tmp"}
-!2 = metadata !{i32 0}
+!2 = metadata !{}
!3 = metadata !{metadata !4}
!4 = metadata !{i32 786484, i32 0, null, metadata !"tls", metadata !"tls", metadata !"", metadata !5, i32 1, metadata !6, i32 0, i32 1, i32* @tls, null} ; [ DW_TAG_variable ] [tls] [line 1] [def]
!5 = metadata !{i32 786473, metadata !1} ; [ DW_TAG_file_type ] [/tmp/tls.cpp]
diff --git a/llvm/test/DebugInfo/Sparc/gnu-window-save.ll b/llvm/test/DebugInfo/Sparc/gnu-window-save.ll
index 5bbad0f..303a287 100644
--- a/llvm/test/DebugInfo/Sparc/gnu-window-save.ll
+++ b/llvm/test/DebugInfo/Sparc/gnu-window-save.ll
@@ -57,7 +57,7 @@
!0 = metadata !{i32 786449, metadata !1, i32 12, metadata !"clang version 3.5 (http://llvm.org/git/clang.git 6a0714fee07fb7c4e32d3972b4fe2ce2f5678cf4) (llvm/ 672e88e934757f76d5c5e5258be41e7615094844)", i1 false, metadata !"", i32 0, metadata !2, metadata !2, metadata !3, metadata !2, metadata !2, metadata !""} ; [ DW_TAG_compile_unit ] [/home/venkatra/work/benchmarks/test/hello/hello.c] [DW_LANG_C99]
!1 = metadata !{metadata !"hello.c", metadata !"/home/venkatra/work/benchmarks/test/hello"}
-!2 = metadata !{i32 0}
+!2 = metadata !{}
!3 = metadata !{metadata !4}
!4 = metadata !{i32 786478, metadata !1, metadata !5, metadata !"main", metadata !"main", metadata !"", i32 3, metadata !6, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, i32 ()* @main, null, null, metadata !2, i32 4} ; [ DW_TAG_subprogram ] [line 3] [def] [scope 4] [main]
!5 = metadata !{i32 786473, metadata !1} ; [ DW_TAG_file_type ] [/home/venkatra/work/benchmarks/test/hello/hello.c]
diff --git a/llvm/test/DebugInfo/SystemZ/variable-loc.ll b/llvm/test/DebugInfo/SystemZ/variable-loc.ll
index f3b4548..2d92fd9 100644
--- a/llvm/test/DebugInfo/SystemZ/variable-loc.ll
+++ b/llvm/test/DebugInfo/SystemZ/variable-loc.ll
@@ -58,7 +58,7 @@
!llvm.module.flags = !{!30}
!0 = metadata !{i32 786449, metadata !29, i32 12, metadata !"clang version 3.2 ", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ] [/home/timnor01/a64-trunk/build/simple.c] [DW_LANG_C99]
-!1 = metadata !{i32 0}
+!1 = metadata !{}
!3 = metadata !{metadata !5, metadata !11, metadata !14}
!5 = metadata !{i32 786478, metadata !29, metadata !6, metadata !"populate_array", metadata !"populate_array", metadata !"", i32 4, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void (i32*, i32)* @populate_array, null, null, metadata !1, i32 4} ; [ DW_TAG_subprogram ] [line 4] [def] [populate_array]
!6 = metadata !{i32 786473, metadata !29} ; [ DW_TAG_file_type ]
diff --git a/llvm/test/DebugInfo/X86/2010-08-10-DbgConstant.ll b/llvm/test/DebugInfo/X86/2010-08-10-DbgConstant.ll
index d0a2dfa..7f42e7b 100644
--- a/llvm/test/DebugInfo/X86/2010-08-10-DbgConstant.ll
+++ b/llvm/test/DebugInfo/X86/2010-08-10-DbgConstant.ll
@@ -16,7 +16,7 @@
!0 = metadata !{i32 786478, metadata !12, metadata !1, metadata !"foo", metadata !"foo", metadata !"foo", i32 3, metadata !3, i1 false, i1 true, i32 0, i32 0, null, i1 false, i1 false, void ()* @foo, null, null, null, i32 3} ; [ DW_TAG_subprogram ]
!1 = metadata !{i32 786473, metadata !12} ; [ DW_TAG_file_type ]
-!2 = metadata !{i32 786449, metadata !12, i32 12, metadata !"clang 2.8", i1 false, metadata !"", i32 0, metadata !4, metadata !4, metadata !10, metadata !11, metadata !11, metadata !""} ; [ DW_TAG_compile_unit ]
+!2 = metadata !{i32 786449, metadata !12, i32 12, metadata !"clang 2.8", i1 false, metadata !"", i32 0, metadata !4, metadata !4, metadata !10, metadata !11, metadata !14, metadata !""} ; [ DW_TAG_compile_unit ]
!3 = metadata !{i32 786453, metadata !12, metadata !1, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !4, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
!4 = metadata !{null}
!5 = metadata !{i32 786471, i32 0, metadata !1, metadata !"ro", metadata !"ro", metadata !"ro", metadata !1, i32 1, metadata !6, i1 true, i1 true, i32 201, null} ; [ DW_TAG_constant ]
@@ -28,3 +28,4 @@
!11 = metadata !{metadata !5}
!12 = metadata !{metadata !"/tmp/l.c", metadata !"/Volumes/Lalgate/clean/D"}
!13 = metadata !{i32 1, metadata !"Debug Info Version", i32 1}
+!14 = metadata !{}
diff --git a/llvm/test/DebugInfo/X86/2011-09-26-GlobalVarContext.ll b/llvm/test/DebugInfo/X86/2011-09-26-GlobalVarContext.ll
index cdfd952..0c90587 100644
--- a/llvm/test/DebugInfo/X86/2011-09-26-GlobalVarContext.ll
+++ b/llvm/test/DebugInfo/X86/2011-09-26-GlobalVarContext.ll
@@ -19,8 +19,8 @@
!llvm.dbg.cu = !{!0}
!llvm.module.flags = !{!21}
-!0 = metadata !{i32 786449, metadata !20, i32 12, metadata !"clang version 3.0 (trunk)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !12, metadata !12, metadata !""} ; [ DW_TAG_compile_unit ]
-!1 = metadata !{i32 0}
+!0 = metadata !{i32 786449, metadata !20, i32 12, metadata !"clang version 3.0 (trunk)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !12, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ]
+!1 = metadata !{}
!3 = metadata !{metadata !5}
!5 = metadata !{i32 720942, metadata !6, metadata !6, metadata !"f", metadata !"f", metadata !"", i32 3, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 0, i1 false, i32 ()* @f, null, null, metadata !10, i32 0} ; [ DW_TAG_subprogram ] [line 3] [def] [scope 0] [f]
!6 = metadata !{i32 720937, metadata !20} ; [ DW_TAG_file_type ]
diff --git a/llvm/test/DebugInfo/X86/2011-12-16-BadStructRef.ll b/llvm/test/DebugInfo/X86/2011-12-16-BadStructRef.ll
index 5e6a601..8898cf1 100644
--- a/llvm/test/DebugInfo/X86/2011-12-16-BadStructRef.ll
+++ b/llvm/test/DebugInfo/X86/2011-12-16-BadStructRef.ll
@@ -90,7 +90,7 @@
!llvm.module.flags = !{!83}
!0 = metadata !{i32 720913, metadata !82, i32 4, metadata !"clang version 3.1 (trunk 146596)", i1 false, metadata !"", i32 0, metadata !1, metadata !3, metadata !27, metadata !1, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ]
-!1 = metadata !{i32 0}
+!1 = metadata !{}
!3 = metadata !{metadata !5, metadata !9}
!5 = metadata !{i32 720898, metadata !82, null, metadata !"bar", i32 9, i64 128, i64 64, i32 0, i32 0, null, metadata !7, i32 0, null, null, null} ; [ DW_TAG_class_type ] [bar] [line 9, size 128, align 64, offset 0] [def] [from ]
!6 = metadata !{i32 720937, metadata !82} ; [ DW_TAG_file_type ]
diff --git a/llvm/test/DebugInfo/X86/DW_AT_byte_size.ll b/llvm/test/DebugInfo/X86/DW_AT_byte_size.ll
index 87e242a..6884c41 100644
--- a/llvm/test/DebugInfo/X86/DW_AT_byte_size.ll
+++ b/llvm/test/DebugInfo/X86/DW_AT_byte_size.ll
@@ -27,7 +27,7 @@
!llvm.module.flags = !{!21}
!0 = metadata !{i32 786449, metadata !20, i32 4, metadata !"clang version 3.1 (trunk 150996)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ]
-!1 = metadata !{i32 0}
+!1 = metadata !{}
!3 = metadata !{metadata !5}
!5 = metadata !{i32 786478, metadata !20, metadata !6, metadata !"foo", metadata !"foo", metadata !"_Z3fooP1A", i32 3, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, i32 (%struct.A*)* @_Z3fooP1A, null, null, metadata !14, i32 3} ; [ DW_TAG_subprogram ]
!6 = metadata !{i32 786473, metadata !20} ; [ DW_TAG_file_type ]
diff --git a/llvm/test/DebugInfo/X86/DW_AT_object_pointer.ll b/llvm/test/DebugInfo/X86/DW_AT_object_pointer.ll
index 6e6c3a1..5fa9699 100644
--- a/llvm/test/DebugInfo/X86/DW_AT_object_pointer.ll
+++ b/llvm/test/DebugInfo/X86/DW_AT_object_pointer.ll
@@ -51,7 +51,7 @@
!llvm.module.flags = !{!38}
!0 = metadata !{i32 786449, metadata !37, i32 4, metadata !"clang version 3.2 (trunk 163586) (llvm/trunk 163570)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ] [/Users/echristo/debug-tests/bar.cpp] [DW_LANG_C_plus_plus]
-!1 = metadata !{i32 0}
+!1 = metadata !{}
!3 = metadata !{metadata !5, metadata !10, metadata !20}
!5 = metadata !{i32 786478, metadata !6, metadata !6, metadata !"foo", metadata !"foo", metadata !"_Z3fooi", i32 7, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, i32 (i32)* @_Z3fooi, null, null, metadata !1, i32 7} ; [ DW_TAG_subprogram ] [line 7] [def] [foo]
!6 = metadata !{i32 786473, metadata !37} ; [ DW_TAG_file_type ]
diff --git a/llvm/test/DebugInfo/X86/DW_AT_specification.ll b/llvm/test/DebugInfo/X86/DW_AT_specification.ll
index 4d7ef4f..c1e7d9c 100644
--- a/llvm/test/DebugInfo/X86/DW_AT_specification.ll
+++ b/llvm/test/DebugInfo/X86/DW_AT_specification.ll
@@ -19,8 +19,8 @@
!llvm.dbg.cu = !{!0}
!llvm.module.flags = !{!28}
-!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 !18, metadata !""} ; [ DW_TAG_compile_unit ]
-!1 = metadata !{i32 0}
+!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 ]
+!1 = metadata !{}
!3 = metadata !{metadata !5}
!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, metadata !16, i32 4} ; [ DW_TAG_subprogram ] [line 4] [def] [bar]
!6 = metadata !{i32 720937, metadata !27} ; [ DW_TAG_file_type ]
diff --git a/llvm/test/DebugInfo/X86/DW_AT_stmt_list_sec_offset.ll b/llvm/test/DebugInfo/X86/DW_AT_stmt_list_sec_offset.ll
index dc27dfd..f16cbb0 100644
--- a/llvm/test/DebugInfo/X86/DW_AT_stmt_list_sec_offset.ll
+++ b/llvm/test/DebugInfo/X86/DW_AT_stmt_list_sec_offset.ll
@@ -32,7 +32,7 @@
!0 = metadata !{i32 786449, metadata !1, i32 12, metadata !"clang version 3.4 ", i1 false, metadata !"", i32 0, metadata !2, metadata !2, metadata !3, metadata !2, metadata !2, metadata !""} ; [ DW_TAG_compile_unit ] [C:\Projects/test.c] [DW_LANG_C99]
!1 = metadata !{metadata !"test.c", metadata !"C:\5CProjects"}
-!2 = metadata !{i32 0}
+!2 = metadata !{}
!3 = metadata !{metadata !4}
!4 = metadata !{i32 786478, metadata !1, metadata !5, metadata !"main", metadata !"main", metadata !"", i32 1, metadata !6, i1 false, i1 true, i32 0, i32 0, null, i32 0, i1 false, i32 ()* @main, null, null, metadata !2, i32 2} ; [ DW_TAG_subprogram ] [line 1] [def] [scope 2] [main]
!5 = metadata !{i32 786473, metadata !1} ; [ DW_TAG_file_type ] [C:\Projects/test.c]
diff --git a/llvm/test/DebugInfo/X86/DW_TAG_friend.ll b/llvm/test/DebugInfo/X86/DW_TAG_friend.ll
index 2da9627..2facc40 100644
--- a/llvm/test/DebugInfo/X86/DW_TAG_friend.ll
+++ b/llvm/test/DebugInfo/X86/DW_TAG_friend.ll
@@ -18,8 +18,8 @@
!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 !3, metadata !""} ; [ DW_TAG_compile_unit ]
-!1 = metadata !{i32 0}
+!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 !1, metadata !""} ; [ DW_TAG_compile_unit ]
+!1 = metadata !{}
!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 ]
diff --git a/llvm/test/DebugInfo/X86/aligned_stack_var.ll b/llvm/test/DebugInfo/X86/aligned_stack_var.ll
index d733dfd..54484ac 100644
--- a/llvm/test/DebugInfo/X86/aligned_stack_var.ll
+++ b/llvm/test/DebugInfo/X86/aligned_stack_var.ll
@@ -28,7 +28,7 @@
!llvm.module.flags = !{!15}
!0 = metadata !{i32 786449, metadata !14, i32 4, metadata !"clang version 3.2 (trunk 155696:155697) (llvm/trunk 155696)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ]
-!1 = metadata !{i32 0}
+!1 = metadata !{}
!3 = metadata !{metadata !5}
!5 = metadata !{i32 786478, metadata !14, metadata !6, metadata !"run", metadata !"run", metadata !"_Z3runv", i32 1, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void ()* @_Z3runv, null, null, metadata !1, i32 1} ; [ DW_TAG_subprogram ]
!6 = metadata !{i32 786473, metadata !14} ; [ DW_TAG_file_type ]
diff --git a/llvm/test/DebugInfo/X86/arange.ll b/llvm/test/DebugInfo/X86/arange.ll
index 819f986..c797b5d 100644
--- a/llvm/test/DebugInfo/X86/arange.ll
+++ b/llvm/test/DebugInfo/X86/arange.ll
@@ -31,7 +31,7 @@
!0 = metadata !{i32 786449, metadata !1, i32 4, metadata !"clang version 3.5 ", i1 false, metadata !"", i32 0, metadata !2, metadata !3, metadata !2, metadata !9, metadata !2, metadata !""} ; [ DW_TAG_compile_unit ] [/tmp/dbginfo/simple.cpp] [DW_LANG_C_plus_plus]
!1 = metadata !{metadata !"simple.cpp", metadata !"/tmp/dbginfo"}
-!2 = metadata !{i32 0}
+!2 = metadata !{}
!3 = metadata !{metadata !4}
!4 = metadata !{i32 786451, metadata !1, null, metadata !"foo<&i>", i32 3, i64 8, i64 8, i32 0, i32 0, null, metadata !2, i32 0, null, metadata !5, metadata !"_ZTS3fooIXadL_Z1iEEE"} ; [ DW_TAG_structure_type ] [foo<&i>] [line 3, size 8, align 8, offset 0] [def] [from ]
!5 = metadata !{metadata !6}
diff --git a/llvm/test/DebugInfo/X86/arguments.ll b/llvm/test/DebugInfo/X86/arguments.ll
index 1d51049..6735284 100644
--- a/llvm/test/DebugInfo/X86/arguments.ll
+++ b/llvm/test/DebugInfo/X86/arguments.ll
@@ -48,7 +48,7 @@
!0 = metadata !{i32 786449, metadata !1, i32 4, metadata !"clang version 3.4 ", i1 false, metadata !"", i32 0, metadata !2, metadata !2, metadata !3, metadata !2, metadata !2, metadata !""} ; [ DW_TAG_compile_unit ] [/usr/local/google/home/blaikie/dev/scratch/scratch.cpp] [DW_LANG_C_plus_plus]
!1 = metadata !{metadata !"scratch.cpp", metadata !"/usr/local/google/home/blaikie/dev/scratch"}
-!2 = metadata !{i32 0}
+!2 = metadata !{}
!3 = metadata !{metadata !4}
!4 = metadata !{i32 786478, metadata !1, metadata !5, metadata !"func", metadata !"func", metadata !"_Z4func3fooS_", i32 6, metadata !6, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void (%struct.foo*, %struct.foo*)* @_Z4func3fooS_, null, null, metadata !2, i32 6} ; [ DW_TAG_subprogram ] [line 6] [def] [func]
!5 = metadata !{i32 786473, metadata !1} ; [ DW_TAG_file_type ] [/usr/local/google/home/blaikie/dev/scratch/scratch.cpp]
diff --git a/llvm/test/DebugInfo/X86/block-capture.ll b/llvm/test/DebugInfo/X86/block-capture.ll
index aa4be76..9f4c391 100644
--- a/llvm/test/DebugInfo/X86/block-capture.ll
+++ b/llvm/test/DebugInfo/X86/block-capture.ll
@@ -70,7 +70,7 @@
!llvm.module.flags = !{!35, !36, !37, !38, !64}
!0 = metadata !{i32 786449, metadata !63, i32 16, metadata !"clang version 3.1 (trunk 151227)", i1 false, metadata !"", i32 2, metadata !1, metadata !1, metadata !3, metadata !1, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ]
-!1 = metadata !{i32 0}
+!1 = metadata !{}
!3 = metadata !{metadata !5, metadata !28, metadata !31, metadata !34}
!5 = metadata !{i32 786478, metadata !6, metadata !6, metadata !"foo", metadata !"foo", metadata !"", i32 5, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, null, null, null, metadata !26, i32 5} ; [ DW_TAG_subprogram ]
!6 = metadata !{i32 786473, metadata !63} ; [ DW_TAG_file_type ]
diff --git a/llvm/test/DebugInfo/X86/byvalstruct.ll b/llvm/test/DebugInfo/X86/byvalstruct.ll
index 3dea863..731f8db 100644
--- a/llvm/test/DebugInfo/X86/byvalstruct.ll
+++ b/llvm/test/DebugInfo/X86/byvalstruct.ll
@@ -88,7 +88,7 @@
!0 = metadata !{i32 786449, metadata !1, i32 17, metadata !"clang version 3.4 ", i1 false, metadata !"", i32 2, metadata !2, metadata !3, metadata !6, metadata !2, metadata !2, metadata !""} ; [ DW_TAG_compile_unit ] [/t.mm] [DW_LANG_ObjC_plus_plus]
!1 = metadata !{metadata !"t.mm", metadata !""}
-!2 = metadata !{i32 0}
+!2 = metadata !{}
!3 = metadata !{metadata !4}
!4 = metadata !{i32 786451, metadata !1, metadata !5, metadata !"Bitmap", i32 8, i64 8, i64 8, i32 0, i32 512, null, metadata !2, i32 17, null, null, null} ; [ DW_TAG_structure_type ] [Bitmap] [line 8, size 8, align 8, offset 0] [def] [from ]
!5 = metadata !{i32 786473, metadata !1} ; [ DW_TAG_file_type ] [/t.mm]
diff --git a/llvm/test/DebugInfo/X86/c-type-units.ll b/llvm/test/DebugInfo/X86/c-type-units.ll
index 0d0ff0e..431b029 100644
--- a/llvm/test/DebugInfo/X86/c-type-units.ll
+++ b/llvm/test/DebugInfo/X86/c-type-units.ll
@@ -19,7 +19,7 @@
!0 = metadata !{i32 786449, metadata !1, i32 12, metadata !"clang version 3.5 ", i1 false, metadata !"", i32 0, metadata !2, metadata !2, metadata !2, metadata !3, metadata !2, metadata !""} ; [ DW_TAG_compile_unit ] [/tmp/dbginfo/simple.c] [DW_LANG_C99]
!1 = metadata !{metadata !"simple.c", metadata !"/tmp/dbginfo"}
-!2 = metadata !{i32 0}
+!2 = metadata !{}
!3 = metadata !{metadata !4}
!4 = metadata !{i32 786484, i32 0, null, metadata !"f", metadata !"f", metadata !"", metadata !5, i32 2, metadata !6, i32 0, i32 1, %struct.foo* @f, null} ; [ DW_TAG_variable ] [f] [line 2] [def]
!5 = metadata !{i32 786473, metadata !1} ; [ DW_TAG_file_type ] [/tmp/dbginfo/simple.c]
diff --git a/llvm/test/DebugInfo/X86/coff_debug_info_type.ll b/llvm/test/DebugInfo/X86/coff_debug_info_type.ll
index 2d63f58..e61c807 100644
--- a/llvm/test/DebugInfo/X86/coff_debug_info_type.ll
+++ b/llvm/test/DebugInfo/X86/coff_debug_info_type.ll
@@ -27,7 +27,7 @@
!0 = metadata !{i32 786449, metadata !1, i32 12, metadata !"clang version 3.4 ", i1 false, metadata !"", i32 0, metadata !2, metadata !2, metadata !3, metadata !2, metadata !2, metadata !""} ; [ DW_TAG_compile_unit ] [C:\Projects/test.c] [DW_LANG_C99]
!1 = metadata !{metadata !"test.c", metadata !"C:\5CProjects"}
-!2 = metadata !{i32 0}
+!2 = metadata !{}
!3 = metadata !{metadata !4}
!4 = metadata !{i32 786478, metadata !1, metadata !5, metadata !"main", metadata !"main", metadata !"", i32 1, metadata !6, i1 false, i1 true, i32 0, i32 0, null, i32 0, i1 false, i32 ()* @main, null, null, metadata !2, i32 2} ; [ DW_TAG_subprogram ] [line 1] [def] [scope 2] [main]
!5 = metadata !{i32 786473, metadata !1} ; [ DW_TAG_file_type ] [C:\Projects/test.c]
diff --git a/llvm/test/DebugInfo/X86/coff_relative_names.ll b/llvm/test/DebugInfo/X86/coff_relative_names.ll
index e5a5446..3b4854e 100644
--- a/llvm/test/DebugInfo/X86/coff_relative_names.ll
+++ b/llvm/test/DebugInfo/X86/coff_relative_names.ll
@@ -25,7 +25,7 @@
!0 = metadata !{i32 786449, metadata !1, i32 12, metadata !"clang version 3.4 ", i1 false, metadata !"", i32 0, metadata !2, metadata !2, metadata !3, metadata !2, metadata !2, metadata !""} ; [ DW_TAG_compile_unit ] [C:\Projects/test.c] [DW_LANG_C99]
!1 = metadata !{metadata !"test.c", metadata !"C:\5CProjects"}
-!2 = metadata !{i32 0}
+!2 = metadata !{}
!3 = metadata !{metadata !4}
!4 = metadata !{i32 786478, metadata !1, metadata !5, metadata !"main", metadata !"main", metadata !"", i32 1, metadata !6, i1 false, i1 true, i32 0, i32 0, null, i32 0, i1 false, i32 ()* @main, null, null, metadata !2, i32 2} ; [ DW_TAG_subprogram ] [line 1] [def] [scope 2] [main]
!5 = metadata !{i32 786473, metadata !1} ; [ DW_TAG_file_type ] [C:\Projects/test.c]
diff --git a/llvm/test/DebugInfo/X86/concrete_out_of_line.ll b/llvm/test/DebugInfo/X86/concrete_out_of_line.ll
index 4a15296..381b7b0 100644
--- a/llvm/test/DebugInfo/X86/concrete_out_of_line.ll
+++ b/llvm/test/DebugInfo/X86/concrete_out_of_line.ll
@@ -35,8 +35,8 @@
!llvm.dbg.cu = !{!0}
!llvm.module.flags = !{!60}
-!0 = metadata !{i32 786449, metadata !59, i32 4, metadata !"clang version 3.1 ()", i1 true, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !47, metadata !47, metadata !""} ; [ DW_TAG_compile_unit ]
-!1 = metadata !{i32 0}
+!0 = metadata !{i32 786449, metadata !59, i32 4, metadata !"clang version 3.1 ()", i1 true, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !47, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ]
+!1 = metadata !{}
!3 = metadata !{metadata !5, metadata !23, metadata !27, metadata !31}
!5 = metadata !{i32 720942, metadata !6, null, metadata !"Release", metadata !"Release", metadata !"_ZN17nsAutoRefCnt7ReleaseEv", i32 14, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 true, i32* null, null, metadata !12, metadata !20, i32 14} ; [ DW_TAG_subprogram ] [line 14] [def] [Release]
!6 = metadata !{i32 720937, metadata !59} ; [ DW_TAG_file_type ]
diff --git a/llvm/test/DebugInfo/X86/cu-ranges-odr.ll b/llvm/test/DebugInfo/X86/cu-ranges-odr.ll
index c641a55..209f55f 100644
--- a/llvm/test/DebugInfo/X86/cu-ranges-odr.ll
+++ b/llvm/test/DebugInfo/X86/cu-ranges-odr.ll
@@ -63,7 +63,7 @@
!0 = metadata !{i32 786449, metadata !1, i32 4, metadata !"clang version 3.5 (trunk 199923) (llvm/trunk 199940)", i1 false, metadata !"", i32 0, metadata !2, metadata !3, metadata !13, metadata !21, metadata !2, metadata !""} ; [ DW_TAG_compile_unit ] [/usr/local/google/home/echristo/tmp/baz.cpp] [DW_LANG_C_plus_plus]
!1 = metadata !{metadata !"baz.cpp", metadata !"/usr/local/google/home/echristo/tmp"}
-!2 = metadata !{i32 0}
+!2 = metadata !{}
!3 = metadata !{metadata !4}
!4 = metadata !{i32 786434, metadata !1, null, metadata !"A", i32 1, i64 32, i64 32, i32 0, i32 0, null, metadata !5, i32 0, null, null, metadata !"_ZTS1A"} ; [ DW_TAG_class_type ] [A] [line 1, size 32, align 32, offset 0] [def] [from ]
!5 = metadata !{metadata !6, metadata !8}
diff --git a/llvm/test/DebugInfo/X86/cu-ranges.ll b/llvm/test/DebugInfo/X86/cu-ranges.ll
index e582ea7..59e8d6b 100644
--- a/llvm/test/DebugInfo/X86/cu-ranges.ll
+++ b/llvm/test/DebugInfo/X86/cu-ranges.ll
@@ -42,7 +42,7 @@
!0 = metadata !{i32 786449, metadata !1, i32 12, metadata !"clang version 3.5 (trunk 199256) (llvm/trunk 199254)", i1 false, metadata !"", i32 0, metadata !2, metadata !2, metadata !3, metadata !2, metadata !2, metadata !""} ; [ DW_TAG_compile_unit ] [/usr/local/google/home/echristo/tmp/foo.c] [DW_LANG_C99]
!1 = metadata !{metadata !"foo.c", metadata !"/usr/local/google/home/echristo/tmp"}
-!2 = metadata !{i32 0}
+!2 = metadata !{}
!3 = metadata !{metadata !4}
!4 = metadata !{i32 786478, metadata !1, metadata !5, metadata !"foo", metadata !"foo", metadata !"", i32 1, metadata !6, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, i32 (i32)* @foo, null, null, metadata !2, i32 1} ; [ DW_TAG_subprogram ] [line 1] [def] [foo]
!5 = metadata !{i32 786473, metadata !1} ; [ DW_TAG_file_type ] [/usr/local/google/home/echristo/tmp/foo.c]
diff --git a/llvm/test/DebugInfo/X86/data_member_location.ll b/llvm/test/DebugInfo/X86/data_member_location.ll
index bec0eaa..1c76258 100644
--- a/llvm/test/DebugInfo/X86/data_member_location.ll
+++ b/llvm/test/DebugInfo/X86/data_member_location.ll
@@ -36,7 +36,7 @@
!0 = metadata !{i32 786449, metadata !1, i32 4, metadata !"clang version 3.4 ", i1 false, metadata !"", i32 0, metadata !2, metadata !3, metadata !2, metadata !10, metadata !2, metadata !""} ; [ DW_TAG_compile_unit ] [/tmp/dbginfo/data_member_location.cpp] [DW_LANG_C_plus_plus]
!1 = metadata !{metadata !"data_member_location.cpp", metadata !"/tmp/dbginfo"}
-!2 = metadata !{i32 0}
+!2 = metadata !{}
!3 = metadata !{metadata !4}
!4 = metadata !{i32 786451, metadata !1, null, metadata !"foo", i32 1, i64 64, i64 32, i32 0, i32 0, null, metadata !5, i32 0, null, null, metadata !"_ZTS3foo"} ; [ DW_TAG_structure_type ] [foo] [line 1, size 64, align 32, offset 0] [def] [from ]
!5 = metadata !{metadata !6, metadata !8}
diff --git a/llvm/test/DebugInfo/X86/dbg-declare.ll b/llvm/test/DebugInfo/X86/dbg-declare.ll
index 988d0bc..8bb574e 100644
--- a/llvm/test/DebugInfo/X86/dbg-declare.ll
+++ b/llvm/test/DebugInfo/X86/dbg-declare.ll
@@ -31,7 +31,7 @@
!llvm.module.flags = !{!27}
!0 = metadata !{i32 786449, metadata !26, i32 12, metadata !"clang version 3.1 (trunk 153698)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1, null, metadata !""} ; [ DW_TAG_compile_unit ]
-!1 = metadata !{i32 0}
+!1 = metadata !{}
!3 = metadata !{metadata !5}
!5 = metadata !{i32 786478, metadata !26, metadata !0, metadata !"foo", metadata !"foo", metadata !"", i32 6, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, i32 (i32*)* @foo, null, null, metadata !12, i32 0} ; [ DW_TAG_subprogram ]
!6 = metadata !{i32 786473, metadata !26} ; [ DW_TAG_file_type ]
diff --git a/llvm/test/DebugInfo/X86/dbg-subrange.ll b/llvm/test/DebugInfo/X86/dbg-subrange.ll
index 5bf330c..f253cac 100644
--- a/llvm/test/DebugInfo/X86/dbg-subrange.ll
+++ b/llvm/test/DebugInfo/X86/dbg-subrange.ll
@@ -15,8 +15,8 @@
!llvm.dbg.cu = !{!0}
!llvm.module.flags = !{!22}
-!0 = metadata !{i32 786449, metadata !21, i32 12, metadata !"clang version 3.1 (trunk 144833)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !11, metadata !11, metadata !""} ; [ DW_TAG_compile_unit ]
-!1 = metadata !{i32 0}
+!0 = metadata !{i32 786449, metadata !21, i32 12, metadata !"clang version 3.1 (trunk 144833)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !11, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ]
+!1 = metadata !{}
!3 = metadata !{metadata !5}
!5 = metadata !{i32 720942, metadata !21, metadata !6, metadata !"bar", metadata !"bar", metadata !"", i32 4, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void ()* @bar, null, null, metadata !9, i32 0} ; [ DW_TAG_subprogram ] [line 4] [def] [scope 0] [bar]
!6 = metadata !{i32 720937, metadata !21} ; [ DW_TAG_file_type ]
diff --git a/llvm/test/DebugInfo/X86/dbg-value-inlined-parameter.ll b/llvm/test/DebugInfo/X86/dbg-value-inlined-parameter.ll
index 1a78772..c2fdfc0 100644
--- a/llvm/test/DebugInfo/X86/dbg-value-inlined-parameter.ll
+++ b/llvm/test/DebugInfo/X86/dbg-value-inlined-parameter.ll
@@ -51,7 +51,7 @@
!0 = metadata !{i32 786478, metadata !1, metadata !1, metadata !"foo", metadata !"foo", metadata !"", i32 8, metadata !3, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 true, i32 (%struct.S1*, i32)* @foo, null, null, metadata !41, i32 8} ; [ DW_TAG_subprogram ] [line 8] [def] [foo]
!1 = metadata !{i32 786473, metadata !42} ; [ DW_TAG_file_type ]
-!2 = metadata !{i32 786449, metadata !42, i32 12, metadata !"clang version 2.9 (trunk 125693)", i1 true, metadata !"", i32 0, metadata !8, metadata !8, metadata !39, metadata !40, metadata !40, null} ; [ DW_TAG_compile_unit ]
+!2 = metadata !{i32 786449, metadata !42, i32 12, metadata !"clang version 2.9 (trunk 125693)", i1 true, metadata !"", i32 0, metadata !8, metadata !8, metadata !39, metadata !40, metadata !44, null} ; [ DW_TAG_compile_unit ]
!3 = metadata !{i32 786453, metadata !42, metadata !1, metadata !"", i32 0, i64 0, i64 0, i32 0, i32 0, null, metadata !4, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
!4 = metadata !{metadata !5}
!5 = metadata !{i32 786468, null, metadata !2, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
@@ -89,3 +89,4 @@
!41 = metadata !{metadata !9, metadata !18}
!42 = metadata !{metadata !"nm2.c", metadata !"/private/tmp"}
!43 = metadata !{i32 1, metadata !"Debug Info Version", i32 1}
+!44 = metadata !{}
diff --git a/llvm/test/DebugInfo/X86/dbg_value_direct.ll b/llvm/test/DebugInfo/X86/dbg_value_direct.ll
index 8a22cd7..28b7dc6 100644
--- a/llvm/test/DebugInfo/X86/dbg_value_direct.ll
+++ b/llvm/test/DebugInfo/X86/dbg_value_direct.ll
@@ -149,7 +149,7 @@
!0 = metadata !{i32 786449, metadata !1, i32 4, metadata !"clang version 3.4 ", i1 false, metadata !"", i32 0, metadata !2, metadata !2, metadata !3, metadata !2, metadata !2, metadata !""} ; [ DW_TAG_compile_unit ] [/tmp/crash.cpp] [DW_LANG_C_plus_plus]
!1 = metadata !{metadata !"crash.cpp", metadata !"/tmp"}
-!2 = metadata !{i32 0}
+!2 = metadata !{}
!3 = metadata !{metadata !4}
!4 = metadata !{i32 786478, metadata !1, metadata !5, metadata !"func", metadata !"func", metadata !"_Z4funci", i32 6, metadata !6, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void (%struct.A*, i32)* @_Z4funci, null, null, metadata !2, i32 6} ; [ DW_TAG_subprogram ] [line 6] [def] [func]
!5 = metadata !{i32 786473, metadata !1} ; [ DW_TAG_file_type ] [/tmp/crash.cpp]
diff --git a/llvm/test/DebugInfo/X86/debug-info-block-captured-self.ll b/llvm/test/DebugInfo/X86/debug-info-block-captured-self.ll
index 6e4d200..87e8f03 100644
--- a/llvm/test/DebugInfo/X86/debug-info-block-captured-self.ll
+++ b/llvm/test/DebugInfo/X86/debug-info-block-captured-self.ll
@@ -83,7 +83,7 @@
!2 = metadata !{metadata !3}
!3 = metadata !{i32 786436, metadata !107, null, metadata !"", i32 20, i64 32, i64 32, i32 0, i32 0, null, metadata !4, i32 0, null, null, null} ; [ DW_TAG_enumeration_type ] [line 20, size 32, align 32, offset 0] [def] [from ]
!4 = metadata !{}
-!15 = metadata !{i32 0}
+!15 = metadata !{}
!23 = metadata !{metadata !38, metadata !42}
!27 = metadata !{i32 786454, metadata !107, null, metadata !"id", i32 31, i64 0, i64 0, i64 0, i32 0, metadata !28} ; [ DW_TAG_typedef ] [id] [line 31, size 0, align 0, offset 0] [from ]
!28 = metadata !{i32 786447, null, null, metadata !"", i32 0, i64 64, i64 64, i64 0, i32 0, metadata !29} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [from objc_object]
diff --git a/llvm/test/DebugInfo/X86/debug-info-blocks.ll b/llvm/test/DebugInfo/X86/debug-info-blocks.ll
index c3bedf2..9daecee 100644
--- a/llvm/test/DebugInfo/X86/debug-info-blocks.ll
+++ b/llvm/test/DebugInfo/X86/debug-info-blocks.ll
@@ -264,7 +264,7 @@
!0 = metadata !{i32 786449, metadata !1, i32 16, metadata !"clang version 3.3 ", i1 false, metadata !"", i32 2, metadata !2, metadata !3, metadata !12, metadata !2, metadata !2, metadata !""} ; [ DW_TAG_compile_unit ] [llvm/tools/clang/test/CodeGenObjC/<unknown>] [DW_LANG_ObjC]
!1 = metadata !{metadata !"llvm/tools/clang/test/CodeGenObjC/<unknown>", metadata !"llvm/_build.ninja.Debug"}
-!2 = metadata !{i32 0}
+!2 = metadata !{}
!3 = metadata !{metadata !4}
!4 = metadata !{i32 786451, metadata !5, metadata !6, metadata !"A", i32 33, i64 32, i64 32, i32 0, i32 512, null, metadata !7, i32 16, null, null, null} ; [ DW_TAG_structure_type ] [A] [line 33, size 32, align 32, offset 0] [def] [from ]
!5 = metadata !{metadata !"llvm/tools/clang/test/CodeGenObjC/debug-info-blocks.m", metadata !"llvm/_build.ninja.Debug"}
diff --git a/llvm/test/DebugInfo/X86/debug-info-static-member.ll b/llvm/test/DebugInfo/X86/debug-info-static-member.ll
index 1792bb4..adf8ff0 100644
--- a/llvm/test/DebugInfo/X86/debug-info-static-member.ll
+++ b/llvm/test/DebugInfo/X86/debug-info-static-member.ll
@@ -59,8 +59,8 @@
!llvm.dbg.cu = !{!0}
!llvm.module.flags = !{!34}
-!0 = metadata !{i32 786449, metadata !33, i32 4, metadata !"clang version 3.3 (trunk 171914)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !10, metadata !10, metadata !""} ; [ DW_TAG_compile_unit ] [/home/probinson/projects/upstream/static-member/test/debug-info-static-member.cpp] [DW_LANG_C_plus_plus]
-!1 = metadata !{i32 0}
+!0 = metadata !{i32 786449, metadata !33, i32 4, metadata !"clang version 3.3 (trunk 171914)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !10, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ] [/home/probinson/projects/upstream/static-member/test/debug-info-static-member.cpp] [DW_LANG_C_plus_plus]
+!1 = metadata !{}
!3 = metadata !{metadata !5}
!5 = metadata !{i32 786478, metadata !33, metadata !6, metadata !"main", metadata !"main", metadata !"", i32 18, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, i32 ()* @main, null, null, metadata !1, i32 23} ; [ DW_TAG_subprogram ] [line 18] [def] [scope 23] [main]
!6 = metadata !{i32 786473, metadata !33} ; [ DW_TAG_file_type ]
diff --git a/llvm/test/DebugInfo/X86/dwarf-aranges-no-dwarf-labels.ll b/llvm/test/DebugInfo/X86/dwarf-aranges-no-dwarf-labels.ll
index 42a57bf..29af6b2 100644
--- a/llvm/test/DebugInfo/X86/dwarf-aranges-no-dwarf-labels.ll
+++ b/llvm/test/DebugInfo/X86/dwarf-aranges-no-dwarf-labels.ll
@@ -62,7 +62,7 @@
!0 = metadata !{i32 786449, metadata !1, i32 4, metadata !"clang version 3.4 (191881)", i1 true, metadata !"", i32 0, metadata !2, metadata !2, metadata !3, metadata !17, metadata !2, metadata !""} ; [ DW_TAG_compile_unit ] [/tmp/debug_ranges/a.cc] [DW_LANG_C_plus_plus]
!1 = metadata !{metadata !"tmp/debug_ranges/a.cc", metadata !"/"}
-!2 = metadata !{i32 0}
+!2 = metadata !{}
!3 = metadata !{metadata !4, metadata !11, metadata !14}
!4 = metadata !{i32 786478, metadata !1, metadata !5, metadata !"foo", metadata !"foo", metadata !"_Z3fooi", i32 2, metadata !6, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 true, i32 (i32)* @_Z3fooi, null, null, metadata !9, i32 2} ; [ DW_TAG_subprogram ] [line 2] [def] [foo]
!5 = metadata !{i32 786473, metadata !1} ; [ DW_TAG_file_type ] [/tmp/debug_ranges/a.cc]
diff --git a/llvm/test/DebugInfo/X86/dwarf-aranges.ll b/llvm/test/DebugInfo/X86/dwarf-aranges.ll
index 66976c6..b44a84a 100644
--- a/llvm/test/DebugInfo/X86/dwarf-aranges.ll
+++ b/llvm/test/DebugInfo/X86/dwarf-aranges.ll
@@ -67,7 +67,7 @@
!0 = metadata !{i32 786449, metadata !1, i32 12, metadata !"clang version 3.4 ", i1 false, metadata !"", i32 0, metadata !2, metadata !2, metadata !3, metadata !8, metadata !2, metadata !""} ; [ DW_TAG_compile_unit ] [/home/kayamon/test.c] [DW_LANG_C99]
!1 = metadata !{metadata !"test.c", metadata !"/home/kayamon"}
-!2 = metadata !{i32 0}
+!2 = metadata !{}
!3 = metadata !{metadata !4}
!4 = metadata !{i32 786478, metadata !1, metadata !5, metadata !"some_code", metadata !"some_code", metadata !"", i32 5, metadata !6, i1 false, i1 true, i32 0, i32 0, null, i32 0, i1 false, void ()* @some_code, null, null, metadata !2, i32 6} ; [ DW_TAG_subprogram ] [line 5] [def] [scope 6] [some_code]
!5 = metadata !{i32 786473, metadata !1} ; [ DW_TAG_file_type ] [/home/kayamon/test.c]
diff --git a/llvm/test/DebugInfo/X86/dwarf-public-names.ll b/llvm/test/DebugInfo/X86/dwarf-public-names.ll
index 43e5af4..d870ccb 100644
--- a/llvm/test/DebugInfo/X86/dwarf-public-names.ll
+++ b/llvm/test/DebugInfo/X86/dwarf-public-names.ll
@@ -91,8 +91,8 @@
!llvm.dbg.cu = !{!0}
!llvm.module.flags = !{!38}
-!0 = metadata !{i32 786449, metadata !37, i32 4, metadata !"clang version 3.3 (http://llvm.org/git/clang.git a09cd8103a6a719cb2628cdf0c91682250a17bd2) (http://llvm.org/git/llvm.git 47d03cec0afca0c01ae42b82916d1d731716cd20)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !2, metadata !24, metadata !24, metadata !""} ; [ DW_TAG_compile_unit ] [/usr2/kparzysz/s.hex/t/dwarf-public-names.cpp] [DW_LANG_C_plus_plus]
-!1 = metadata !{i32 0}
+!0 = metadata !{i32 786449, metadata !37, i32 4, metadata !"clang version 3.3 (http://llvm.org/git/clang.git a09cd8103a6a719cb2628cdf0c91682250a17bd2) (http://llvm.org/git/llvm.git 47d03cec0afca0c01ae42b82916d1d731716cd20)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !2, metadata !24, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ] [/usr2/kparzysz/s.hex/t/dwarf-public-names.cpp] [DW_LANG_C_plus_plus]
+!1 = metadata !{}
!2 = metadata !{metadata !3, metadata !18, metadata !19, metadata !20}
!3 = metadata !{i32 786478, metadata !4, null, metadata !"member_function", metadata !"member_function", metadata !"_ZN1C15member_functionEv", i32 9, metadata !5, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void (%struct.C*)* @_ZN1C15member_functionEv, null, metadata !12, metadata !1, i32 9} ; [ DW_TAG_subprogram ] [line 9] [def] [member_function]
!4 = metadata !{i32 786473, metadata !37} ; [ DW_TAG_file_type ]
diff --git a/llvm/test/DebugInfo/X86/dwarf-pubnames-split.ll b/llvm/test/DebugInfo/X86/dwarf-pubnames-split.ll
index 131e5aa..683aac5 100644
--- a/llvm/test/DebugInfo/X86/dwarf-pubnames-split.ll
+++ b/llvm/test/DebugInfo/X86/dwarf-pubnames-split.ll
@@ -26,7 +26,7 @@
!0 = metadata !{i32 786449, metadata !1, i32 12, metadata !"clang version 3.4 (trunk 189287) (llvm/trunk 189296)", i1 false, metadata !"", i32 0, metadata !2, metadata !2, metadata !3, metadata !2, metadata !2, metadata !""} ; [ DW_TAG_compile_unit ] [/usr/local/google/home/echristo/tmp/foo.c] [DW_LANG_C99]
!1 = metadata !{metadata !"foo.c", metadata !"/usr/local/google/home/echristo/tmp"}
-!2 = metadata !{i32 0}
+!2 = metadata !{}
!3 = metadata !{metadata !4}
!4 = metadata !{i32 786478, metadata !1, metadata !5, metadata !"main", metadata !"main", metadata !"", i32 1, metadata !6, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, i32 ()* @main, null, null, metadata !2, i32 1} ; [ DW_TAG_subprogram ] [line 1] [def] [main]
!5 = metadata !{i32 786473, metadata !1} ; [ DW_TAG_file_type ] [/usr/local/google/home/echristo/tmp/foo.c]
diff --git a/llvm/test/DebugInfo/X86/elf-names.ll b/llvm/test/DebugInfo/X86/elf-names.ll
index 7b38fde..7eef2de 100644
--- a/llvm/test/DebugInfo/X86/elf-names.ll
+++ b/llvm/test/DebugInfo/X86/elf-names.ll
@@ -63,7 +63,7 @@
!llvm.module.flags = !{!54}
!0 = metadata !{i32 786449, metadata !53, i32 4, metadata !"clang version 3.2 (trunk 167506) (llvm/trunk 167505)", i1 true, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ] [/usr/local/google/home/echristo/foo.cpp] [DW_LANG_C_plus_plus]
-!1 = metadata !{i32 0}
+!1 = metadata !{}
!3 = metadata !{metadata !5, metadata !31}
!5 = metadata !{i32 786478, metadata !6, null, metadata !"D", metadata !"D", metadata !"_ZN1DC2Ev", i32 12, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 true, void (%class.D*)* @_ZN1DC2Ev, null, metadata !17, metadata !27, i32 12} ; [ DW_TAG_subprogram ] [line 12] [def] [D]
!6 = metadata !{i32 786473, metadata !53} ; [ DW_TAG_file_type ]
diff --git a/llvm/test/DebugInfo/X86/empty-and-one-elem-array.ll b/llvm/test/DebugInfo/X86/empty-and-one-elem-array.ll
index a3a08f0..f5c37df 100644
--- a/llvm/test/DebugInfo/X86/empty-and-one-elem-array.ll
+++ b/llvm/test/DebugInfo/X86/empty-and-one-elem-array.ll
@@ -67,7 +67,7 @@
!llvm.module.flags = !{!33}
!0 = metadata !{i32 786449, metadata !32, i32 12, metadata !"clang version 3.3 (trunk 169136)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ] [/Volumes/Sandbox/llvm/test.c] [DW_LANG_C99]
-!1 = metadata !{i32 0}
+!1 = metadata !{}
!3 = metadata !{metadata !5}
!5 = metadata !{i32 786478, metadata !6, metadata !6, metadata !"func", metadata !"func", metadata !"", i32 11, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 0, i1 false, i32 ()* @func, null, null, metadata !1, i32 11} ; [ DW_TAG_subprogram ] [line 11] [def] [func]
!6 = metadata !{i32 786473, metadata !32} ; [ DW_TAG_file_type ]
diff --git a/llvm/test/DebugInfo/X86/empty-array.ll b/llvm/test/DebugInfo/X86/empty-array.ll
index 2436467..461b9da 100644
--- a/llvm/test/DebugInfo/X86/empty-array.ll
+++ b/llvm/test/DebugInfo/X86/empty-array.ll
@@ -27,8 +27,8 @@
!llvm.dbg.cu = !{!0}
!llvm.module.flags = !{!21}
-!0 = metadata !{i32 786449, metadata !20, i32 4, metadata !"clang version 3.3 (trunk 169136)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !1, metadata !3, metadata !3, metadata !""} ; [ DW_TAG_compile_unit ] [/Volumes/Sandbox/llvm/t.cpp] [DW_LANG_C_plus_plus]
-!1 = metadata !{i32 0}
+!0 = metadata !{i32 786449, metadata !20, i32 4, metadata !"clang version 3.3 (trunk 169136)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !1, metadata !3, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ] [/Volumes/Sandbox/llvm/t.cpp] [DW_LANG_C_plus_plus]
+!1 = metadata !{}
!3 = metadata !{metadata !5}
!5 = metadata !{i32 786484, i32 0, null, metadata !"a", metadata !"a", metadata !"", metadata !6, i32 1, metadata !7, i32 0, i32 1, %class.A* @a, null} ; [ DW_TAG_variable ] [a] [line 1] [def]
!6 = metadata !{i32 786473, metadata !20} ; [ DW_TAG_file_type ]
diff --git a/llvm/test/DebugInfo/X86/ending-run.ll b/llvm/test/DebugInfo/X86/ending-run.ll
index ae17fd0..c18af8a 100644
--- a/llvm/test/DebugInfo/X86/ending-run.ll
+++ b/llvm/test/DebugInfo/X86/ending-run.ll
@@ -30,7 +30,7 @@
!llvm.module.flags = !{!20}
!0 = metadata !{i32 786449, metadata !19, i32 12, metadata !"clang version 3.1 (trunk 153921) (llvm/trunk 153916)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ]
-!1 = metadata !{i32 0}
+!1 = metadata !{}
!3 = metadata !{metadata !5}
!5 = metadata !{i32 786478, metadata !19, metadata !6, metadata !"callee", metadata !"callee", metadata !"", i32 4, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 0, i1 false, i32 (i32)* @callee, null, null, metadata !10, i32 7} ; [ DW_TAG_subprogram ]
!6 = metadata !{i32 786473, metadata !19} ; [ DW_TAG_file_type ]
diff --git a/llvm/test/DebugInfo/X86/enum-class.ll b/llvm/test/DebugInfo/X86/enum-class.ll
index a31e254..23ffbcc 100644
--- a/llvm/test/DebugInfo/X86/enum-class.ll
+++ b/llvm/test/DebugInfo/X86/enum-class.ll
@@ -8,7 +8,7 @@
!llvm.dbg.cu = !{!0}
!llvm.module.flags = !{!23}
-!0 = metadata !{i32 786449, metadata !22, i32 4, metadata !"clang version 3.2 (trunk 157269) (llvm/trunk 157264)", i1 false, metadata !"", i32 0, metadata !1, metadata !15, metadata !15, metadata !17, metadata !17, metadata !""} ; [ DW_TAG_compile_unit ]
+!0 = metadata !{i32 786449, metadata !22, i32 4, metadata !"clang version 3.2 (trunk 157269) (llvm/trunk 157264)", i1 false, metadata !"", i32 0, metadata !1, metadata !15, metadata !15, metadata !17, metadata !15, metadata !""} ; [ DW_TAG_compile_unit ]
!1 = metadata !{metadata !3, metadata !8, metadata !12}
!3 = metadata !{i32 786436, metadata !4, null, metadata !"A", i32 1, i64 32, i64 32, i32 0, i32 0, metadata !5, metadata !6, i32 0, null, null, null} ; [ DW_TAG_enumeration_type ] [A] [line 1, size 32, align 32, offset 0] [def] [from int]
!4 = metadata !{i32 786473, metadata !22} ; [ DW_TAG_file_type ]
@@ -22,7 +22,7 @@
!12 = metadata !{i32 786436, metadata !4, null, metadata !"C", i32 3, i64 32, i64 32, i32 0, i32 0, null, metadata !13, i32 0, null, null, null} ; [ DW_TAG_enumeration_type ] [C] [line 3, size 32, align 32, offset 0] [def] [from ]
!13 = metadata !{metadata !14}
!14 = metadata !{i32 786472, metadata !"C1", i64 1} ; [ DW_TAG_enumerator ]
-!15 = metadata !{i32 0}
+!15 = metadata !{}
!17 = metadata !{metadata !19, metadata !20, metadata !21}
!19 = metadata !{i32 786484, i32 0, null, metadata !"a", metadata !"a", metadata !"", metadata !4, i32 4, metadata !3, i32 0, i32 1, i32* @a, null} ; [ DW_TAG_variable ]
!20 = metadata !{i32 786484, i32 0, null, metadata !"b", metadata !"b", metadata !"", metadata !4, i32 5, metadata !8, i32 0, i32 1, i64* @b, null} ; [ DW_TAG_variable ]
diff --git a/llvm/test/DebugInfo/X86/enum-fwd-decl.ll b/llvm/test/DebugInfo/X86/enum-fwd-decl.ll
index 6bfb930..adb962e 100644
--- a/llvm/test/DebugInfo/X86/enum-fwd-decl.ll
+++ b/llvm/test/DebugInfo/X86/enum-fwd-decl.ll
@@ -6,8 +6,8 @@
!llvm.dbg.cu = !{!0}
!llvm.module.flags = !{!9}
-!0 = metadata !{i32 786449, metadata !8, i32 4, metadata !"clang version 3.2 (trunk 165274) (llvm/trunk 165272)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !1, metadata !3, metadata !3, metadata !""} ; [ DW_TAG_compile_unit ] [/tmp/foo.cpp] [DW_LANG_C_plus_plus]
-!1 = metadata !{i32 0}
+!0 = metadata !{i32 786449, metadata !8, i32 4, metadata !"clang version 3.2 (trunk 165274) (llvm/trunk 165272)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !1, metadata !3, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ] [/tmp/foo.cpp] [DW_LANG_C_plus_plus]
+!1 = metadata !{}
!3 = metadata !{metadata !5}
!5 = metadata !{i32 786484, i32 0, null, metadata !"e", metadata !"e", metadata !"", metadata !6, i32 2, metadata !7, i32 0, i32 1, i16* @e, null} ; [ DW_TAG_variable ] [e] [line 2] [def]
!6 = metadata !{i32 786473, metadata !8} ; [ DW_TAG_file_type ]
diff --git a/llvm/test/DebugInfo/X86/fission-cu.ll b/llvm/test/DebugInfo/X86/fission-cu.ll
index 1af7f97..85f007d 100644
--- a/llvm/test/DebugInfo/X86/fission-cu.ll
+++ b/llvm/test/DebugInfo/X86/fission-cu.ll
@@ -7,8 +7,8 @@
!llvm.dbg.cu = !{!0}
!llvm.module.flags = !{!9}
-!0 = metadata !{i32 786449, metadata !8, i32 12, metadata !"clang version 3.3 (trunk 169021) (llvm/trunk 169020)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !1, metadata !3, metadata !3, metadata !"baz.dwo"} ; [ DW_TAG_compile_unit ] [/usr/local/google/home/echristo/tmp/baz.c] [DW_LANG_C99]
-!1 = metadata !{i32 0}
+!0 = metadata !{i32 786449, metadata !8, i32 12, metadata !"clang version 3.3 (trunk 169021) (llvm/trunk 169020)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !1, metadata !3, metadata !1, metadata !"baz.dwo"} ; [ DW_TAG_compile_unit ] [/usr/local/google/home/echristo/tmp/baz.c] [DW_LANG_C99]
+!1 = metadata !{}
!3 = metadata !{metadata !5}
!5 = metadata !{i32 786484, i32 0, null, metadata !"a", metadata !"a", metadata !"", metadata !6, i32 1, metadata !7, i32 0, i32 1, i32* @a, null} ; [ DW_TAG_variable ] [a] [line 1] [def]
!6 = metadata !{i32 786473, metadata !8} ; [ DW_TAG_file_type ]
diff --git a/llvm/test/DebugInfo/X86/fission-hash.ll b/llvm/test/DebugInfo/X86/fission-hash.ll
index d3e46a9..ff6cf26d 100644
--- a/llvm/test/DebugInfo/X86/fission-hash.ll
+++ b/llvm/test/DebugInfo/X86/fission-hash.ll
@@ -11,6 +11,6 @@
!0 = metadata !{i32 786449, metadata !1, i32 12, metadata !"clang version 3.4 (trunk 188230) (llvm/trunk 188234)", i1 false, metadata !"", i32 0, metadata !2, metadata !2, metadata !2, metadata !2, metadata !2, metadata !"foo.dwo"} ; [ DW_TAG_compile_unit ] [/usr/local/google/home/echristo/tmp/foo.c] [DW_LANG_C99]
!1 = metadata !{metadata !"foo.c", metadata !"/usr/local/google/home/echristo/tmp"}
-!2 = metadata !{i32 0}
+!2 = metadata !{}
!3 = metadata !{i32 2, metadata !"Dwarf Version", i32 3}
!4 = metadata !{i32 1, metadata !"Debug Info Version", i32 1}
diff --git a/llvm/test/DebugInfo/X86/fission-ranges.ll b/llvm/test/DebugInfo/X86/fission-ranges.ll
index 37d7c3d..6a2bb48 100644
--- a/llvm/test/DebugInfo/X86/fission-ranges.ll
+++ b/llvm/test/DebugInfo/X86/fission-ranges.ll
@@ -44,7 +44,7 @@
define internal fastcc void @foo() #0 {
entry:
tail call void @llvm.dbg.value(metadata !29, i64 0, metadata !13), !dbg !30
- tail call void @llvm.dbg.value(metadata !2, i64 0, metadata !14), !dbg !31
+ tail call void @llvm.dbg.value(metadata !44, i64 0, metadata !14), !dbg !31
%c.promoted9 = load i32* @c, align 4, !dbg !32, !tbaa !33
br label %for.cond1.preheader, !dbg !31
@@ -107,7 +107,7 @@
!0 = metadata !{i32 786449, metadata !1, i32 12, metadata !"clang version 3.4 (trunk 191700) (llvm/trunk 191710)", i1 true, metadata !"", i32 0, metadata !2, metadata !2, metadata !3, metadata !2, metadata !2, metadata !"small.dwo"} ; [ DW_TAG_compile_unit ] [/usr/local/google/home/echristo/tmp/small.c] [DW_LANG_C99]
!1 = metadata !{metadata !"small.c", metadata !"/usr/local/google/home/echristo/tmp"}
-!2 = metadata !{i32 0}
+!2 = metadata !{}
!3 = metadata !{metadata !4, metadata !8}
!4 = metadata !{i32 786478, metadata !1, metadata !5, metadata !"bar", metadata !"bar", metadata !"", i32 18, metadata !6, i1 false, i1 true, i32 0, i32 0, null, i32 0, i1 true, void ()* @bar, null, null, metadata !2, i32 19} ; [ DW_TAG_subprogram ] [line 18] [def] [scope 19] [bar]
!5 = metadata !{i32 786473, metadata !1} ; [ DW_TAG_file_type ] [/usr/local/google/home/echristo/tmp/small.c]
@@ -149,3 +149,4 @@
!41 = metadata !{i32* @c}
!42 = metadata !{i32 15, i32 0, metadata !8, null}
!43 = metadata !{i32 1, metadata !"Debug Info Version", i32 1}
+!44 = metadata !{i32 0}
diff --git a/llvm/test/DebugInfo/X86/generate-odr-hash.ll b/llvm/test/DebugInfo/X86/generate-odr-hash.ll
index 74c1699..ca9f6e1 100644
--- a/llvm/test/DebugInfo/X86/generate-odr-hash.ll
+++ b/llvm/test/DebugInfo/X86/generate-odr-hash.ll
@@ -205,7 +205,7 @@
!0 = metadata !{i32 786449, metadata !1, i32 4, metadata !"clang version 3.4 ", i1 false, metadata !"", i32 0, metadata !2, metadata !3, metadata !20, metadata !37, metadata !2, metadata !"bar.dwo"} ; [ DW_TAG_compile_unit ] [/tmp/dbginfo/bar.cpp] [DW_LANG_C_plus_plus]
!1 = metadata !{metadata !"bar.cpp", metadata !"/tmp/dbginfo"}
-!2 = metadata !{i32 0}
+!2 = metadata !{}
!3 = metadata !{metadata !4, metadata !5, metadata !13, metadata !16}
!4 = metadata !{i32 786451, metadata !1, null, metadata !"bar", i32 1, i64 8, i64 8, i32 0, i32 0, null, metadata !2, i32 0, null, null, metadata !"_ZTS3bar"} ; [ DW_TAG_structure_type ] [bar] [line 1, size 8, align 8, offset 0] [def] [from ]
!5 = metadata !{i32 786434, metadata !1, metadata !6, metadata !"fluffy", i32 13, i64 64, i64 32, i32 0, i32 0, null, metadata !9, i32 0, null, null, metadata !"_ZTSN7echidna8capybara8mongoose6fluffyE"} ; [ DW_TAG_class_type ] [fluffy] [line 13, size 64, align 32, offset 0] [def] [from ]
diff --git a/llvm/test/DebugInfo/X86/gnu-public-names-empty.ll b/llvm/test/DebugInfo/X86/gnu-public-names-empty.ll
index 8b0309c..8ee77a6 100644
--- a/llvm/test/DebugInfo/X86/gnu-public-names-empty.ll
+++ b/llvm/test/DebugInfo/X86/gnu-public-names-empty.ll
@@ -14,6 +14,6 @@
!0 = metadata !{i32 786449, metadata !1, i32 12, metadata !"clang version 3.4 (trunk 191846) (llvm/trunk 191866)", i1 false, metadata !"", i32 0, metadata !2, metadata !2, metadata !2, metadata !2, metadata !2, metadata !""} ; [ DW_TAG_compile_unit ] [/usr/local/google/home/echristo/tmp/foo.c] [DW_LANG_C99]
!1 = metadata !{metadata !"foo.c", metadata !"/usr/local/google/home/echristo/tmp"}
-!2 = metadata !{i32 0}
+!2 = metadata !{}
!3 = metadata !{i32 2, metadata !"Dwarf Version", i32 4}
!4 = metadata !{i32 1, metadata !"Debug Info Version", i32 1}
diff --git a/llvm/test/DebugInfo/X86/gnu-public-names.ll b/llvm/test/DebugInfo/X86/gnu-public-names.ll
index 856973a..b899782 100644
--- a/llvm/test/DebugInfo/X86/gnu-public-names.ll
+++ b/llvm/test/DebugInfo/X86/gnu-public-names.ll
@@ -256,7 +256,7 @@
!0 = metadata !{i32 786449, metadata !1, i32 4, metadata !"clang version 3.4 (trunk 192862) (llvm/trunk 192861)", i1 false, metadata !"", i32 0, metadata !2, metadata !3, metadata !21, metadata !29, metadata !2, metadata !""} ; [ DW_TAG_compile_unit ] [/usr/local/google/home/echristo/tmp/pubnames.cpp] [DW_LANG_C_plus_plus]
!1 = metadata !{metadata !"pubnames.cpp", metadata !"/usr/local/google/home/echristo/tmp"}
-!2 = metadata !{i32 0}
+!2 = metadata !{}
!3 = metadata !{metadata !4, metadata !17}
!4 = metadata !{i32 786451, metadata !1, null, metadata !"C", i32 1, i64 8, i64 8, i32 0, i32 0, null, metadata !5, i32 0, null, null, metadata !"_ZTS1C"} ; [ DW_TAG_structure_type ] [C] [line 1, size 8, align 8, offset 0] [def] [from ]
!5 = metadata !{metadata !6, metadata !8, metadata !13}
diff --git a/llvm/test/DebugInfo/X86/line-info.ll b/llvm/test/DebugInfo/X86/line-info.ll
index 46daccf..149ecc1 100644
--- a/llvm/test/DebugInfo/X86/line-info.ll
+++ b/llvm/test/DebugInfo/X86/line-info.ll
@@ -40,7 +40,7 @@
!0 = metadata !{i32 786449, metadata !1, i32 12, metadata !"clang version 3.3 ", i1 false, metadata !"", i32 0, metadata !2, metadata !2, metadata !3, metadata !2, metadata !2, metadata !""} ; [ DW_TAG_compile_unit ] [/usr/local/google/home/blaikie/dev/scratch/list0.c] [DW_LANG_C99]
!1 = metadata !{metadata !"list0.c", metadata !"/usr/local/google/home/blaikie/dev/scratch"}
-!2 = metadata !{i32 0}
+!2 = metadata !{}
!3 = metadata !{metadata !4, metadata !10}
!4 = metadata !{i32 786478, metadata !5, metadata !6, metadata !"foo", metadata !"foo", metadata !"", i32 1, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, i32 (i32)* @foo, null, null, metadata !2, i32 1} ; [ DW_TAG_subprogram ] [line 1] [def] [foo]
!5 = metadata !{metadata !"./list0.h", metadata !"/usr/local/google/home/blaikie/dev/scratch"}
diff --git a/llvm/test/DebugInfo/X86/linkage-name.ll b/llvm/test/DebugInfo/X86/linkage-name.ll
index 3d11667..a89869d 100644
--- a/llvm/test/DebugInfo/X86/linkage-name.ll
+++ b/llvm/test/DebugInfo/X86/linkage-name.ll
@@ -27,8 +27,8 @@
!llvm.dbg.cu = !{!0}
!llvm.module.flags = !{!29}
-!0 = metadata !{i32 786449, metadata !28, i32 4, metadata !"clang version 3.1 (trunk 152691) (llvm/trunk 152692)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !18, metadata !18, metadata !""} ; [ DW_TAG_compile_unit ]
-!1 = metadata !{i32 0}
+!0 = metadata !{i32 786449, metadata !28, i32 4, metadata !"clang version 3.1 (trunk 152691) (llvm/trunk 152692)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !18, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ]
+!1 = metadata !{}
!3 = metadata !{metadata !5}
!5 = metadata !{i32 786478, metadata !6, null, metadata !"a", metadata !"a", metadata !"_ZN1A1aEi", i32 5, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, i32 (%class.A*, i32)* @_ZN1A1aEi, null, metadata !13, metadata !16, i32 5} ; [ DW_TAG_subprogram ]
!6 = metadata !{i32 786473, metadata !28} ; [ DW_TAG_file_type ]
diff --git a/llvm/test/DebugInfo/X86/low-pc-cu.ll b/llvm/test/DebugInfo/X86/low-pc-cu.ll
index 922ae8d..1d354c3 100644
--- a/llvm/test/DebugInfo/X86/low-pc-cu.ll
+++ b/llvm/test/DebugInfo/X86/low-pc-cu.ll
@@ -16,7 +16,7 @@
!llvm.module.flags = !{!16}
!0 = metadata !{i32 786449, metadata !15, i32 4, metadata !"clang version 3.1 (trunk 153454) (llvm/trunk 153471)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ]
-!1 = metadata !{i32 0}
+!1 = metadata !{}
!3 = metadata !{metadata !5, metadata !12}
!5 = metadata !{i32 786478, metadata !6, null, metadata !"q", metadata !"q", metadata !"_Z1qv", i32 5, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, i32 ()* @_Z1qv, null, null, metadata !10, i32 0} ; [ DW_TAG_subprogram ] [line 5] [def] [scope 0] [q]
!6 = metadata !{i32 786473, metadata !15} ; [ DW_TAG_file_type ]
diff --git a/llvm/test/DebugInfo/X86/misched-dbg-value.ll b/llvm/test/DebugInfo/X86/misched-dbg-value.ll
index cfb0667..478f221 100644
--- a/llvm/test/DebugInfo/X86/misched-dbg-value.ll
+++ b/llvm/test/DebugInfo/X86/misched-dbg-value.ll
@@ -90,7 +90,7 @@
!llvm.dbg.cu = !{!0}
!llvm.module.flags = !{!83}
-!0 = metadata !{i32 786449, metadata !82, i32 12, metadata !"clang version 3.3 (trunk 175015)", i1 true, metadata !"", i32 0, metadata !1, metadata !10, metadata !11, metadata !29, metadata !29, metadata !""} ; [ DW_TAG_compile_unit ] [/Users/manmanren/test-Nov/rdar_13183203/test2/dry.c] [DW_LANG_C99]
+!0 = metadata !{i32 786449, metadata !82, i32 12, metadata !"clang version 3.3 (trunk 175015)", i1 true, metadata !"", i32 0, metadata !1, metadata !10, metadata !11, metadata !29, metadata !10, metadata !""} ; [ DW_TAG_compile_unit ] [/Users/manmanren/test-Nov/rdar_13183203/test2/dry.c] [DW_LANG_C99]
!1 = metadata !{metadata !2}
!2 = metadata !{i32 786436, metadata !82, null, metadata !"", i32 128, i64 32, i64 32, i32 0, i32 0, null, metadata !4, i32 0, null, null, null} ; [ DW_TAG_enumeration_type ] [line 128, size 32, align 32, offset 0] [def] [from ]
!3 = metadata !{i32 786473, metadata !82} ; [ DW_TAG_file_type ]
@@ -100,7 +100,7 @@
!7 = metadata !{i32 786472, metadata !"Ident3", i64 10001} ; [ DW_TAG_enumerator ] [Ident3 :: 10001]
!8 = metadata !{i32 786472, metadata !"Ident4", i64 10002} ; [ DW_TAG_enumerator ] [Ident4 :: 10002]
!9 = metadata !{i32 786472, metadata !"Ident5", i64 10003} ; [ DW_TAG_enumerator ] [Ident5 :: 10003]
-!10 = metadata !{i32 0}
+!10 = metadata !{}
!11 = metadata !{metadata !12}
!12 = metadata !{i32 786478, metadata !82, metadata !3, metadata !"Proc8", metadata !"Proc8", metadata !"", i32 180, metadata !13, i1 false, i1 true, i32 0, i32 0, null, i32 0, i1 true, void (i32*, [51 x i32]*, i32, i32)* @Proc8, null, null, metadata !22, i32 185} ; [ DW_TAG_subprogram ] [line 180] [def] [scope 185] [Proc8]
!13 = metadata !{i32 786453, i32 0, null, i32 0, i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !14, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
diff --git a/llvm/test/DebugInfo/X86/multiple-aranges.ll b/llvm/test/DebugInfo/X86/multiple-aranges.ll
index 29dce3c..cd317a9 100644
--- a/llvm/test/DebugInfo/X86/multiple-aranges.ll
+++ b/llvm/test/DebugInfo/X86/multiple-aranges.ll
@@ -46,7 +46,7 @@
!0 = metadata !{i32 786449, metadata !1, i32 12, metadata !"clang version 3.4 ", i1 false, metadata !"", i32 0, metadata !2, metadata !2, metadata !2, metadata !3, metadata !2, metadata !""} ; [ DW_TAG_compile_unit ] [/home/kayamon/test1.c] [DW_LANG_C99]
!1 = metadata !{metadata !"test1.c", metadata !"/home/kayamon"}
-!2 = metadata !{i32 0}
+!2 = metadata !{}
!3 = metadata !{metadata !4}
!4 = metadata !{i32 786484, i32 0, null, metadata !"kittens", metadata !"kittens", metadata !"", metadata !5, i32 1, metadata !6, i32 0, i32 1, i32* @kittens, null} ; [ DW_TAG_variable ] [kittens] [line 1] [def]
!5 = metadata !{i32 786473, metadata !1} ; [ DW_TAG_file_type ] [/home/kayamon/test1.c]
diff --git a/llvm/test/DebugInfo/X86/multiple-at-const-val.ll b/llvm/test/DebugInfo/X86/multiple-at-const-val.ll
index 9a66061..27a5510 100644
--- a/llvm/test/DebugInfo/X86/multiple-at-const-val.ll
+++ b/llvm/test/DebugInfo/X86/multiple-at-const-val.ll
@@ -32,7 +32,7 @@
!llvm.dbg.cu = !{!0}
!llvm.module.flags = !{!1803}
-!0 = metadata !{i32 786449, metadata !1802, i32 4, metadata !"clang version 3.3 (trunk 174207)", i1 true, metadata !"", i32 0, metadata !1, metadata !955, metadata !956, metadata !1786, metadata !1786, metadata !""} ; [ DW_TAG_compile_unit ] [/privite/tmp/student2.cpp] [DW_LANG_C_plus_plus]
+!0 = metadata !{i32 786449, metadata !1802, i32 4, metadata !"clang version 3.3 (trunk 174207)", i1 true, metadata !"", i32 0, metadata !1, metadata !955, metadata !956, metadata !1786, metadata !955, metadata !""} ; [ DW_TAG_compile_unit ] [/privite/tmp/student2.cpp] [DW_LANG_C_plus_plus]
!1 = metadata !{metadata !26}
!4 = metadata !{i32 786489, null, metadata !"std", metadata !5, i32 48} ; [ DW_TAG_namespace ]
!5 = metadata !{i32 786473, metadata !1801} ; [ DW_TAG_file_type ]
@@ -52,7 +52,7 @@
!77 = metadata !{i32 786445, metadata !1801, metadata !49, metadata !"badbit", i32 331, i64 0, i64 0, i64 0, i32 4096, metadata !78, i32 1} ; [ DW_TAG_member ]
!78 = metadata !{i32 786470, null, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, metadata !79} ; [ DW_TAG_const_type ]
!79 = metadata !{i32 786454, metadata !1801, metadata !49, metadata !"ostate", i32 327, i64 0, i64 0, i64 0, i32 0, metadata !26} ; [ DW_TAG_typedef ]
-!955 = metadata !{i32 0}
+!955 = metadata !{}
!956 = metadata !{metadata !960}
!960 = metadata !{i32 786478, metadata !1802, null, metadata !"main", metadata !"main", metadata !"", i32 73, metadata !54, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 true, i32 ()* @main, null, null, metadata !955, i32 73} ; [ DW_TAG_subprogram ]
!961 = metadata !{i32 786473, metadata !1802} ; [ DW_TAG_file_type ]
diff --git a/llvm/test/DebugInfo/X86/nondefault-subrange-array.ll b/llvm/test/DebugInfo/X86/nondefault-subrange-array.ll
index 91065a3..b097578 100644
--- a/llvm/test/DebugInfo/X86/nondefault-subrange-array.ll
+++ b/llvm/test/DebugInfo/X86/nondefault-subrange-array.ll
@@ -30,8 +30,8 @@
!llvm.dbg.cu = !{!0}
!llvm.module.flags = !{!21}
-!0 = metadata !{i32 786449, metadata !20, i32 4, metadata !"clang version 3.3 (trunk 169136)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !1, metadata !3, metadata !3, metadata !""} ; [ DW_TAG_compile_unit ] [/Volumes/Sandbox/llvm/t.cpp] [DW_LANG_C_plus_plus]
-!1 = metadata !{i32 0}
+!0 = metadata !{i32 786449, metadata !20, i32 4, metadata !"clang version 3.3 (trunk 169136)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !1, metadata !3, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ] [/Volumes/Sandbox/llvm/t.cpp] [DW_LANG_C_plus_plus]
+!1 = metadata !{}
!3 = metadata !{metadata !5}
!5 = metadata !{i32 786484, i32 0, null, metadata !"a", metadata !"a", metadata !"", metadata !6, i32 1, metadata !7, i32 0, i32 1, %class.A* @a, null} ; [ DW_TAG_variable ] [a] [line 1] [def]
!6 = metadata !{i32 786473, metadata !20} ; [ DW_TAG_file_type ]
diff --git a/llvm/test/DebugInfo/X86/objc-fwd-decl.ll b/llvm/test/DebugInfo/X86/objc-fwd-decl.ll
index a5e9632..1ec56be 100644
--- a/llvm/test/DebugInfo/X86/objc-fwd-decl.ll
+++ b/llvm/test/DebugInfo/X86/objc-fwd-decl.ll
@@ -12,8 +12,8 @@
!llvm.dbg.cu = !{!0}
!llvm.module.flags = !{!9, !10, !11, !12, !14}
-!0 = metadata !{i32 786449, metadata !13, i32 16, metadata !"clang version 3.1 (trunk 152054 trunk 152094)", i1 false, metadata !"", i32 2, metadata !1, metadata !1, metadata !1, metadata !3, metadata !3, metadata !""} ; [ DW_TAG_compile_unit ]
-!1 = metadata !{i32 0}
+!0 = metadata !{i32 786449, metadata !13, i32 16, metadata !"clang version 3.1 (trunk 152054 trunk 152094)", i1 false, metadata !"", i32 2, metadata !1, metadata !1, metadata !1, metadata !3, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ]
+!1 = metadata !{}
!3 = metadata !{metadata !5}
!5 = metadata !{i32 786484, i32 0, null, metadata !"a", metadata !"a", metadata !"", metadata !6, i32 3, metadata !7, i32 0, i32 1, %0** @a, null} ; [ DW_TAG_variable ]
!6 = metadata !{i32 786473, metadata !13} ; [ DW_TAG_file_type ]
diff --git a/llvm/test/DebugInfo/X86/objc-property-void.ll b/llvm/test/DebugInfo/X86/objc-property-void.ll
index 5e9adf5..d366a7a 100644
--- a/llvm/test/DebugInfo/X86/objc-property-void.ll
+++ b/llvm/test/DebugInfo/X86/objc-property-void.ll
@@ -74,7 +74,7 @@
!0 = metadata !{i32 786449, metadata !1, i32 16, metadata !"", i1 false, metadata !"", i32 2, metadata !2, metadata !3, metadata !9, metadata !2, metadata !2, metadata !""} ; [ DW_TAG_compile_unit ] [] [DW_LANG_ObjC]
!1 = metadata !{metadata !"-", metadata !""}
-!2 = metadata !{i32 0}
+!2 = metadata !{}
!3 = metadata !{metadata !4}
!4 = metadata !{i32 786451, metadata !5, metadata !6, metadata !"Foo", i32 1, i64 0, i64 8, i32 0, i32 512, null, metadata !7, i32 16, null, null, null} ; [ DW_TAG_structure_type ] [Foo] [line 1, size 0, align 8, offset 0] [def] [from ]
!5 = metadata !{metadata !"<stdin>", metadata !""}
diff --git a/llvm/test/DebugInfo/X86/op_deref.ll b/llvm/test/DebugInfo/X86/op_deref.ll
index bd0758f..810ebbc 100644
--- a/llvm/test/DebugInfo/X86/op_deref.ll
+++ b/llvm/test/DebugInfo/X86/op_deref.ll
@@ -75,7 +75,7 @@
!llvm.module.flags = !{!29}
!0 = metadata !{i32 786449, metadata !28, i32 12, metadata !"clang version 3.2 (trunk 156005) (llvm/trunk 156000)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ]
-!1 = metadata !{i32 0}
+!1 = metadata !{}
!3 = metadata !{metadata !5}
!5 = metadata !{i32 786478, metadata !28, metadata !6, metadata !"testVLAwithSize", metadata !"testVLAwithSize", metadata !"", i32 1, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void (i32)* @testVLAwithSize, null, null, metadata !1, i32 2} ; [ DW_TAG_subprogram ]
!6 = metadata !{i32 786473, metadata !28} ; [ DW_TAG_file_type ]
diff --git a/llvm/test/DebugInfo/X86/parameters.ll b/llvm/test/DebugInfo/X86/parameters.ll
index fa91bd2..8248cf6 100644
--- a/llvm/test/DebugInfo/X86/parameters.ll
+++ b/llvm/test/DebugInfo/X86/parameters.ll
@@ -82,7 +82,7 @@
!0 = metadata !{i32 786449, metadata !1, i32 4, metadata !"clang version 3.4 ", i1 false, metadata !"", i32 0, metadata !2, metadata !2, metadata !3, metadata !2, metadata !2, metadata !""} ; [ DW_TAG_compile_unit ] [/tmp/pass.cpp] [DW_LANG_C_plus_plus]
!1 = metadata !{metadata !"pass.cpp", metadata !"/tmp"}
-!2 = metadata !{i32 0}
+!2 = metadata !{}
!3 = metadata !{metadata !4, metadata !17}
!4 = metadata !{i32 786478, metadata !1, metadata !5, metadata !"func", metadata !"func", metadata !"_ZN7pr147634funcENS_3fooE", i32 6, metadata !6, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void (%"struct.pr14763::foo"*, %"struct.pr14763::foo"*)* @_ZN7pr147634funcENS_3fooE, null, null, metadata !2, i32 6} ; [ DW_TAG_subprogram ] [line 6] [def] [func]
!5 = metadata !{i32 786489, metadata !1, null, metadata !"pr14763", i32 1} ; [ DW_TAG_namespace ] [pr14763] [line 1]
diff --git a/llvm/test/DebugInfo/X86/pointer-type-size.ll b/llvm/test/DebugInfo/X86/pointer-type-size.ll
index cf789b2..40dc955 100644
--- a/llvm/test/DebugInfo/X86/pointer-type-size.ll
+++ b/llvm/test/DebugInfo/X86/pointer-type-size.ll
@@ -11,8 +11,8 @@
!llvm.dbg.cu = !{!0}
!llvm.module.flags = !{!14}
-!0 = metadata !{i32 786449, metadata !13, i32 12, metadata !"clang version 3.1 (trunk 147882)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !1, metadata !3, metadata !3, metadata !""} ; [ DW_TAG_compile_unit ]
-!1 = metadata !{i32 0}
+!0 = metadata !{i32 786449, metadata !13, i32 12, metadata !"clang version 3.1 (trunk 147882)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !1, metadata !3, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ]
+!1 = metadata !{}
!3 = metadata !{metadata !5}
!5 = metadata !{i32 720948, i32 0, null, metadata !"crass", metadata !"crass", metadata !"", metadata !6, i32 1, metadata !7, i32 0, i32 1, %struct.crass* @crass, null} ; [ DW_TAG_variable ]
!6 = metadata !{i32 720937, metadata !13} ; [ DW_TAG_file_type ]
diff --git a/llvm/test/DebugInfo/X86/pr11300.ll b/llvm/test/DebugInfo/X86/pr11300.ll
index caa24ee..19032fa 100644
--- a/llvm/test/DebugInfo/X86/pr11300.ll
+++ b/llvm/test/DebugInfo/X86/pr11300.ll
@@ -36,7 +36,7 @@
!llvm.module.flags = !{!33}
!0 = metadata !{i32 786449, metadata !32, i32 4, metadata !"clang version 3.0 ()", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ]
-!1 = metadata !{i32 0}
+!1 = metadata !{}
!3 = metadata !{metadata !5, metadata !20}
!5 = metadata !{i32 720942, metadata !6, metadata !6, metadata !"zed", metadata !"zed", metadata !"_Z3zedP3foo", i32 4, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void (%struct.foo*)* @_Z3zedP3foo, null, null, metadata !21, i32 4} ; [ DW_TAG_subprogram ] [line 4] [def] [zed]
!6 = metadata !{i32 720937, metadata !32} ; [ DW_TAG_file_type ]
diff --git a/llvm/test/DebugInfo/X86/pr13303.ll b/llvm/test/DebugInfo/X86/pr13303.ll
index 4737862..16e5966 100644
--- a/llvm/test/DebugInfo/X86/pr13303.ll
+++ b/llvm/test/DebugInfo/X86/pr13303.ll
@@ -16,7 +16,7 @@
!llvm.module.flags = !{!13}
!0 = metadata !{i32 786449, metadata !12, i32 12, metadata !"clang version 3.2 (trunk 160143)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ] [/home/probinson/PR13303.c] [DW_LANG_C99]
-!1 = metadata !{i32 0}
+!1 = metadata !{}
!3 = metadata !{metadata !5}
!5 = metadata !{i32 786478, metadata !12, metadata !6, metadata !"main", metadata !"main", metadata !"", i32 1, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 0, i1 false, i32 ()* @main, null, null, metadata !1, i32 1} ; [ DW_TAG_subprogram ] [line 1] [def] [main]
!6 = metadata !{i32 786473, metadata !12} ; [ DW_TAG_file_type ]
diff --git a/llvm/test/DebugInfo/X86/prologue-stack.ll b/llvm/test/DebugInfo/X86/prologue-stack.ll
index b37e41a..a5bae84 100644
--- a/llvm/test/DebugInfo/X86/prologue-stack.ll
+++ b/llvm/test/DebugInfo/X86/prologue-stack.ll
@@ -22,7 +22,7 @@
!llvm.module.flags = !{!14}
!0 = metadata !{i32 786449, metadata !13, i32 12, metadata !"clang version 3.2 (trunk 164980) (llvm/trunk 164979)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ] [/usr/local/google/home/echristo/tmp/bar.c] [DW_LANG_C99]
-!1 = metadata !{i32 0}
+!1 = metadata !{}
!3 = metadata !{metadata !5}
!5 = metadata !{i32 786478, metadata !13, metadata !6, metadata !"isel_line_test2", metadata !"isel_line_test2", metadata !"", i32 3, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 0, i1 false, i32 ()* @isel_line_test2, null, null, metadata !1, i32 4} ; [ DW_TAG_subprogram ] [line 3] [def] [scope 4] [isel_line_test2]
!6 = metadata !{i32 786473, metadata !13} ; [ DW_TAG_file_type ]
diff --git a/llvm/test/DebugInfo/X86/ref_addr_relocation.ll b/llvm/test/DebugInfo/X86/ref_addr_relocation.ll
index fc5197d..76e6aa6 100644
--- a/llvm/test/DebugInfo/X86/ref_addr_relocation.ll
+++ b/llvm/test/DebugInfo/X86/ref_addr_relocation.ll
@@ -55,7 +55,7 @@
!0 = metadata !{i32 786449, metadata !1, i32 4, metadata !"clang version 3.4 (trunk 191799)", i1 false, metadata !"", i32 0, metadata !2, metadata !3, metadata !2, metadata !6, metadata !2, metadata !""} ; [ DW_TAG_compile_unit ] [/Users/manmanren/test-Nov/type_unique_air/ref_addr/tu1.cpp] [DW_LANG_C_plus_plus]
!1 = metadata !{metadata !"tu1.cpp", metadata !"/Users/manmanren/test-Nov/type_unique_air/ref_addr"}
-!2 = metadata !{i32 0}
+!2 = metadata !{}
!3 = metadata !{metadata !4}
!4 = metadata !{i32 786451, metadata !5, null, metadata !"foo", i32 1, i64 8, i64 8, i32 0, i32 0, null, metadata !2, i32 0, null, null, metadata !"_ZTS3foo"} ; [ DW_TAG_structure_type ] [foo] [line 1, size 8, align 8, offset 0] [def] [from ]
!5 = metadata !{metadata !"./hdr.h", metadata !"/Users/manmanren/test-Nov/type_unique_air/ref_addr"}
diff --git a/llvm/test/DebugInfo/X86/reference-argument.ll b/llvm/test/DebugInfo/X86/reference-argument.ll
index be54386..4a6bdca 100644
--- a/llvm/test/DebugInfo/X86/reference-argument.ll
+++ b/llvm/test/DebugInfo/X86/reference-argument.ll
@@ -34,7 +34,7 @@
!0 = metadata !{i32 786449, metadata !1, i32 4, metadata !"clang version 3.4 ", i1 false, metadata !"", i32 0, metadata !2, metadata !2, metadata !3, metadata !2, metadata !2, metadata !""} ; [ DW_TAG_compile_unit ] [aggregate-indirect-arg.cpp] [DW_LANG_C_plus_plus]
!1 = metadata !{metadata !"aggregate-indirect-arg.cpp", metadata !""}
-!2 = metadata !{i32 0}
+!2 = metadata !{}
!3 = metadata !{metadata !4, metadata !29, metadata !33, metadata !34, metadata !35}
!4 = metadata !{i32 786478, metadata !1, metadata !5, metadata !"bar", metadata !"bar", metadata !"_Z3barR4SVal", i32 19, metadata !6, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void (%class.SVal*)* @_Z3barR4SVal, null, null, metadata !2, i32 19} ; [ DW_TAG_subprogram ] [line 19] [def] [bar]
!5 = metadata !{i32 786473, metadata !1} ; [ DW_TAG_file_type ] [aggregate-indirect-arg.cpp]
diff --git a/llvm/test/DebugInfo/X86/rvalue-ref.ll b/llvm/test/DebugInfo/X86/rvalue-ref.ll
index e9ea427..b8ed021 100644
--- a/llvm/test/DebugInfo/X86/rvalue-ref.ll
+++ b/llvm/test/DebugInfo/X86/rvalue-ref.ll
@@ -24,7 +24,7 @@
!llvm.module.flags = !{!17}
!0 = metadata !{i32 786449, metadata !16, i32 4, metadata !"clang version 3.2 (trunk 157054) (llvm/trunk 157060)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ]
-!1 = metadata !{i32 0}
+!1 = metadata !{}
!3 = metadata !{metadata !5}
!5 = metadata !{i32 786478, metadata !16, metadata !6, metadata !"foo", metadata !"foo", metadata !"_Z3fooOi", i32 4, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void (i32*)* @_Z3fooOi, null, null, metadata !1, i32 5} ; [ DW_TAG_subprogram ]
!6 = metadata !{i32 786473, metadata !16} ; [ DW_TAG_file_type ]
diff --git a/llvm/test/DebugInfo/X86/stmt-list-multiple-compile-units.ll b/llvm/test/DebugInfo/X86/stmt-list-multiple-compile-units.ll
index 4e14e60..71cddbd 100644
--- a/llvm/test/DebugInfo/X86/stmt-list-multiple-compile-units.ll
+++ b/llvm/test/DebugInfo/X86/stmt-list-multiple-compile-units.ll
@@ -74,7 +74,7 @@
!llvm.dbg.cu = !{!0, !10}
!llvm.module.flags = !{!25}
!0 = metadata !{i32 786449, metadata !23, i32 12, metadata !"clang version 3.3", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ]
-!1 = metadata !{i32 0}
+!1 = metadata !{}
!3 = metadata !{metadata !5}
!5 = metadata !{i32 786478, metadata !23, metadata !6, metadata !"test", metadata !"test", metadata !"", i32 2, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, i32 (i32)* @test, null, null, metadata !1, i32 3} ; [ DW_TAG_subprogram ] [line 2] [def] [scope 3] [test]
!6 = metadata !{i32 786473, metadata !23} ; [ DW_TAG_file_type ]
diff --git a/llvm/test/DebugInfo/X86/stringpool.ll b/llvm/test/DebugInfo/X86/stringpool.ll
index fccac26..846d210 100644
--- a/llvm/test/DebugInfo/X86/stringpool.ll
+++ b/llvm/test/DebugInfo/X86/stringpool.ll
@@ -6,8 +6,8 @@
!llvm.dbg.cu = !{!0}
!llvm.module.flags = !{!9}
-!0 = metadata !{i32 786449, metadata !8, i32 12, metadata !"clang version 3.1 (trunk 143009)", i1 true, metadata !"", i32 0, metadata !1, metadata !1, metadata !1, metadata !3, metadata !3, metadata !""} ; [ DW_TAG_compile_unit ]
-!1 = metadata !{i32 0}
+!0 = metadata !{i32 786449, metadata !8, i32 12, metadata !"clang version 3.1 (trunk 143009)", i1 true, metadata !"", i32 0, metadata !1, metadata !1, metadata !1, metadata !3, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ]
+!1 = metadata !{}
!3 = metadata !{metadata !5}
!5 = metadata !{i32 720948, i32 0, null, metadata !"yyyy", metadata !"yyyy", metadata !"", metadata !6, i32 1, metadata !7, i32 0, i32 1, i32* @yyyy, null} ; [ DW_TAG_variable ]
!6 = metadata !{i32 720937, metadata !8} ; [ DW_TAG_file_type ]
diff --git a/llvm/test/DebugInfo/X86/struct-loc.ll b/llvm/test/DebugInfo/X86/struct-loc.ll
index 95bdd41..390d8da 100644
--- a/llvm/test/DebugInfo/X86/struct-loc.ll
+++ b/llvm/test/DebugInfo/X86/struct-loc.ll
@@ -14,8 +14,8 @@
!llvm.dbg.cu = !{!0}
!llvm.module.flags = !{!12}
-!0 = metadata !{i32 786449, metadata !11, i32 12, metadata !"clang version 3.1 (trunk 152837) (llvm/trunk 152845)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !1, metadata !3, metadata !3, metadata !""} ; [ DW_TAG_compile_unit ]
-!1 = metadata !{i32 0}
+!0 = metadata !{i32 786449, metadata !11, i32 12, metadata !"clang version 3.1 (trunk 152837) (llvm/trunk 152845)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !1, metadata !3, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ]
+!1 = metadata !{}
!3 = metadata !{metadata !5}
!5 = metadata !{i32 786484, i32 0, null, metadata !"f", metadata !"f", metadata !"", metadata !6, i32 5, metadata !7, i32 0, i32 1, %struct.foo* @f, null} ; [ DW_TAG_variable ]
!6 = metadata !{i32 786473, metadata !11} ; [ DW_TAG_file_type ]
diff --git a/llvm/test/DebugInfo/X86/subrange-type.ll b/llvm/test/DebugInfo/X86/subrange-type.ll
index 05b1477..14dca46 100644
--- a/llvm/test/DebugInfo/X86/subrange-type.ll
+++ b/llvm/test/DebugInfo/X86/subrange-type.ll
@@ -22,7 +22,7 @@
!llvm.module.flags = !{!18}
!0 = metadata !{i32 786449, metadata !17, i32 12, metadata !"clang version 3.3 (trunk 171472) (llvm/trunk 171487)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ] [/usr/local/google/home/echristo/tmp/foo.c] [DW_LANG_C99]
-!1 = metadata !{i32 0}
+!1 = metadata !{}
!3 = metadata !{metadata !5}
!5 = metadata !{i32 786478, metadata !6, metadata !6, metadata !"main", metadata !"main", metadata !"", i32 2, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, i32 ()* @main, null, null, metadata !1, i32 3} ; [ DW_TAG_subprogram ] [line 2] [def] [scope 3] [main]
!6 = metadata !{i32 786473, metadata !17} ; [ DW_TAG_file_type ]
diff --git a/llvm/test/DebugInfo/X86/template.ll b/llvm/test/DebugInfo/X86/template.ll
index 64a8f7a..38b5f9c 100644
--- a/llvm/test/DebugInfo/X86/template.ll
+++ b/llvm/test/DebugInfo/X86/template.ll
@@ -89,7 +89,7 @@
!0 = metadata !{i32 786449, metadata !1, i32 4, metadata !"clang version 3.4 (trunk 192849) (llvm/trunk 192850)", i1 false, metadata !"", i32 0, metadata !2, metadata !3, metadata !9, metadata !28, metadata !2, metadata !""} ; [ DW_TAG_compile_unit ] [/usr/local/google/home/echristo/tmp/bar.cpp] [DW_LANG_C_plus_plus]
!1 = metadata !{metadata !"bar.cpp", metadata !"/usr/local/google/home/echristo/tmp"}
-!2 = metadata !{i32 0}
+!2 = metadata !{}
!3 = metadata !{metadata !4, metadata !8}
!4 = metadata !{i32 786451, metadata !1, null, metadata !"y_impl<int>", i32 2, i64 8, i64 8, i32 0, i32 0, null, metadata !2, i32 0, null, metadata !5, metadata !"_ZTS6y_implIiE"} ; [ DW_TAG_structure_type ] [y_impl<int>] [line 2, size 8, align 8, offset 0] [def] [from ]
!5 = metadata !{metadata !6}
diff --git a/llvm/test/DebugInfo/X86/tls-fission.ll b/llvm/test/DebugInfo/X86/tls-fission.ll
index 8a25ace..ddf9fc1 100644
--- a/llvm/test/DebugInfo/X86/tls-fission.ll
+++ b/llvm/test/DebugInfo/X86/tls-fission.ll
@@ -23,7 +23,7 @@
!0 = metadata !{i32 786449, metadata !1, i32 4, metadata !"clang version 3.4 ", i1 false, metadata !"", i32 0, metadata !2, metadata !2, metadata !2, metadata !3, metadata !2, metadata !"tls.dwo"} ; [ DW_TAG_compile_unit ] [/tmp/tls.cpp] [DW_LANG_C_plus_plus]
!1 = metadata !{metadata !"tls.cpp", metadata !"/tmp"}
-!2 = metadata !{i32 0}
+!2 = metadata !{}
!3 = metadata !{metadata !4}
!4 = metadata !{i32 786484, i32 0, null, metadata !"tls", metadata !"tls", metadata !"", metadata !5, i32 1, metadata !6, i32 0, i32 1, i32* @tls, null} ; [ DW_TAG_variable ] [tls] [line 1] [def]
!5 = metadata !{i32 786473, metadata !1} ; [ DW_TAG_file_type ] [/tmp/tls.cpp]
diff --git a/llvm/test/DebugInfo/X86/tls.ll b/llvm/test/DebugInfo/X86/tls.ll
index 7cf6301..ed1828b 100644
--- a/llvm/test/DebugInfo/X86/tls.ll
+++ b/llvm/test/DebugInfo/X86/tls.ll
@@ -26,7 +26,7 @@
!0 = metadata !{i32 786449, metadata !1, i32 4, metadata !"clang version 3.4 ", i1 false, metadata !"", i32 0, metadata !2, metadata !2, metadata !2, metadata !3, metadata !2, metadata !""} ; [ DW_TAG_compile_unit ] [/tmp/tls.cpp] [DW_LANG_C_plus_plus]
!1 = metadata !{metadata !"tls.cpp", metadata !"/tmp"}
-!2 = metadata !{i32 0}
+!2 = metadata !{}
!3 = metadata !{metadata !4}
!4 = metadata !{i32 786484, i32 0, null, metadata !"tls", metadata !"tls", metadata !"", metadata !5, i32 1, metadata !6, i32 0, i32 1, i32* @tls, null} ; [ DW_TAG_variable ] [tls] [line 1] [def]
!5 = metadata !{i32 786473, metadata !1} ; [ DW_TAG_file_type ] [/tmp/tls.cpp]
diff --git a/llvm/test/DebugInfo/X86/union-template.ll b/llvm/test/DebugInfo/X86/union-template.ll
index c70ae07..5fdb349 100644
--- a/llvm/test/DebugInfo/X86/union-template.ll
+++ b/llvm/test/DebugInfo/X86/union-template.ll
@@ -29,9 +29,9 @@
!llvm.dbg.cu = !{!0}
!llvm.module.flags = !{!28}
-!0 = metadata !{i32 786449, metadata !1, i32 4, metadata !"clang version 3.3 (trunk 178499) (llvm/trunk 178472)", i1 false, metadata !"", i32 0, metadata !2, metadata !2, metadata !3, metadata !9, metadata !9, metadata !""} ; [ DW_TAG_compile_unit ] [/usr/local/google/home/echristo/tmp/foo.cc] [DW_LANG_C_plus_plus]
+!0 = metadata !{i32 786449, metadata !1, i32 4, metadata !"clang version 3.3 (trunk 178499) (llvm/trunk 178472)", i1 false, metadata !"", i32 0, metadata !2, metadata !2, metadata !3, metadata !9, metadata !2, metadata !""} ; [ DW_TAG_compile_unit ] [/usr/local/google/home/echristo/tmp/foo.cc] [DW_LANG_C_plus_plus]
!1 = metadata !{metadata !"foo.cc", metadata !"/usr/local/google/home/echristo/tmp"}
-!2 = metadata !{i32 0}
+!2 = metadata !{}
!3 = metadata !{metadata !4}
!4 = metadata !{i32 786478, metadata !1, metadata !5, metadata !"g", metadata !"g", metadata !"_ZN7PR156371gEf", i32 3, metadata !6, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void (float)* @_ZN7PR156371gEf, null, null, metadata !2, i32 3} ; [ DW_TAG_subprogram ] [line 3] [def] [g]
!5 = metadata !{i32 786489, metadata !1, null, metadata !"PR15637", i32 1} ; [ DW_TAG_namespace ] [PR15637] [line 1]
diff --git a/llvm/test/DebugInfo/X86/vector.ll b/llvm/test/DebugInfo/X86/vector.ll
index 6e14ed6..a7a1585 100644
--- a/llvm/test/DebugInfo/X86/vector.ll
+++ b/llvm/test/DebugInfo/X86/vector.ll
@@ -12,8 +12,8 @@
!llvm.dbg.cu = !{!0}
!llvm.module.flags = !{!13}
-!0 = metadata !{i32 786449, metadata !12, i32 12, metadata !"clang version 3.3 (trunk 171825) (llvm/trunk 171822)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !1, metadata !3, metadata !3, metadata !""} ; [ DW_TAG_compile_unit ] [/Users/echristo/foo.c] [DW_LANG_C99]
-!1 = metadata !{i32 0}
+!0 = metadata !{i32 786449, metadata !12, i32 12, metadata !"clang version 3.3 (trunk 171825) (llvm/trunk 171822)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !1, metadata !3, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ] [/Users/echristo/foo.c] [DW_LANG_C99]
+!1 = metadata !{}
!3 = metadata !{metadata !5}
!5 = metadata !{i32 786484, i32 0, null, metadata !"a", metadata !"a", metadata !"", metadata !6, i32 3, metadata !7, i32 0, i32 1, <4 x i32>* @a, null} ; [ DW_TAG_variable ] [a] [line 3] [def]
!6 = metadata !{i32 786473, metadata !12} ; [ DW_TAG_file_type ]
diff --git a/llvm/test/DebugInfo/X86/vla.ll b/llvm/test/DebugInfo/X86/vla.ll
index 512b223..a1a2e66 100644
--- a/llvm/test/DebugInfo/X86/vla.ll
+++ b/llvm/test/DebugInfo/X86/vla.ll
@@ -77,7 +77,7 @@
!0 = metadata !{i32 786449, metadata !1, i32 12, metadata !"clang version 3.3 ", i1 false, metadata !"", i32 0, metadata !2, metadata !2, metadata !3, metadata !2, metadata !2, metadata !""} ; [ DW_TAG_compile_unit ] [/vla.c] [DW_LANG_C99]
!1 = metadata !{metadata !"vla.c", metadata !""}
-!2 = metadata !{i32 0}
+!2 = metadata !{}
!3 = metadata !{metadata !4, metadata !9}
!4 = metadata !{i32 786478, metadata !1, metadata !5, metadata !"vla", metadata !"vla", metadata !"", i32 1, metadata !6, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, i32 (i32)* @vla, null, null, metadata !2, i32 1} ; [ DW_TAG_subprogram ] [line 1] [def] [vla]
!5 = metadata !{i32 786473, metadata !1} ; [ DW_TAG_file_type ] [/vla.c]
diff --git a/llvm/test/DebugInfo/cu-ranges.ll b/llvm/test/DebugInfo/cu-ranges.ll
index d927980..0dd422d 100644
--- a/llvm/test/DebugInfo/cu-ranges.ll
+++ b/llvm/test/DebugInfo/cu-ranges.ll
@@ -35,7 +35,7 @@
!0 = metadata !{i32 786449, metadata !1, i32 12, metadata !"clang version 3.5 (trunk 197756) (llvm/trunk 197768)", i1 false, metadata !"", i32 0, metadata !2, metadata !2, metadata !3, metadata !2, metadata !2, metadata !""} ; [ DW_TAG_compile_unit ] [/usr/local/google/home/echristo/tmp/foo.c] [DW_LANG_C99]
!1 = metadata !{metadata !"foo.c", metadata !"/usr/local/google/home/echristo/tmp"}
-!2 = metadata !{i32 0}
+!2 = metadata !{}
!3 = metadata !{metadata !4}
!4 = metadata !{i32 786478, metadata !1, metadata !5, metadata !"f", metadata !"f", metadata !"", i32 1, metadata !6, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, i32 (i32)* @f, null, null, metadata !2, i32 1} ; [ DW_TAG_subprogram ] [line 1] [def] [f]
!5 = metadata !{i32 786473, metadata !1} ; [ DW_TAG_file_type ] [/usr/local/google/home/echristo/tmp/foo.c]
diff --git a/llvm/test/DebugInfo/debug-info-qualifiers.ll b/llvm/test/DebugInfo/debug-info-qualifiers.ll
index 264d8e3..2aea736 100644
--- a/llvm/test/DebugInfo/debug-info-qualifiers.ll
+++ b/llvm/test/DebugInfo/debug-info-qualifiers.ll
@@ -65,7 +65,7 @@
!0 = metadata !{i32 786449, metadata !1, i32 4, metadata !"clang version 3.5 ", i1 false, metadata !"", i32 0, metadata !2, metadata !3, metadata !16, metadata !2, metadata !2, metadata !""} ; [ DW_TAG_compile_unit ] [] [DW_LANG_C_plus_plus]
!1 = metadata !{metadata !"", metadata !""}
-!2 = metadata !{i32 0}
+!2 = metadata !{}
!3 = metadata !{metadata !4}
!4 = metadata !{i32 786434, metadata !5, null, metadata !"A", i32 2, i64 8, i64 8, i32 0, i32 0, null, metadata !6, i32 0, null, null, metadata !"_ZTS1A"} ; [ DW_TAG_class_type ] [A] [line 2, size 8, align 8, offset 0] [def] [from ]
!5 = metadata !{metadata !"debug-info-qualifiers.cpp", metadata !""}
diff --git a/llvm/test/DebugInfo/dwarf-public-names.ll b/llvm/test/DebugInfo/dwarf-public-names.ll
index 399ba17..ca0d721 100644
--- a/llvm/test/DebugInfo/dwarf-public-names.ll
+++ b/llvm/test/DebugInfo/dwarf-public-names.ll
@@ -88,8 +88,8 @@
!llvm.dbg.cu = !{!0}
!llvm.module.flags = !{!38}
-!0 = metadata !{i32 786449, metadata !37, i32 4, metadata !"clang version 3.3 (http://llvm.org/git/clang.git a09cd8103a6a719cb2628cdf0c91682250a17bd2) (http://llvm.org/git/llvm.git 47d03cec0afca0c01ae42b82916d1d731716cd20)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !2, metadata !24, metadata !24, metadata !""} ; [ DW_TAG_compile_unit ] [/usr2/kparzysz/s.hex/t/dwarf-public-names.cpp] [DW_LANG_C_plus_plus]
-!1 = metadata !{i32 0}
+!0 = metadata !{i32 786449, metadata !37, i32 4, metadata !"clang version 3.3 (http://llvm.org/git/clang.git a09cd8103a6a719cb2628cdf0c91682250a17bd2) (http://llvm.org/git/llvm.git 47d03cec0afca0c01ae42b82916d1d731716cd20)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !2, metadata !24, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ] [/usr2/kparzysz/s.hex/t/dwarf-public-names.cpp] [DW_LANG_C_plus_plus]
+!1 = metadata !{}
!2 = metadata !{metadata !3, metadata !18, metadata !19, metadata !20}
!3 = metadata !{i32 786478, metadata !4, null, metadata !"member_function", metadata !"member_function", metadata !"_ZN1C15member_functionEv", i32 9, metadata !5, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void (%struct.C*)* @_ZN1C15member_functionEv, null, metadata !12, metadata !1, i32 9} ; [ DW_TAG_subprogram ] [line 9] [def] [member_function]
!4 = metadata !{i32 786473, metadata !37} ; [ DW_TAG_file_type ]
diff --git a/llvm/test/DebugInfo/enum.ll b/llvm/test/DebugInfo/enum.ll
index 3796fb4..df097a6 100644
--- a/llvm/test/DebugInfo/enum.ll
+++ b/llvm/test/DebugInfo/enum.ll
@@ -64,7 +64,7 @@
!8 = metadata !{i32 786436, metadata !1, null, metadata !"e2", i32 2, i64 32, i64 32, i32 0, i32 0, null, metadata !9, i32 0, null, null, null} ; [ DW_TAG_enumeration_type ] [e2] [line 2, size 32, align 32, offset 0] [def] [from ]
!9 = metadata !{metadata !10}
!10 = metadata !{i32 786472, metadata !"X", i64 0} ; [ DW_TAG_enumerator ] [X :: 0]
-!11 = metadata !{i32 0}
+!11 = metadata !{}
!12 = metadata !{metadata !13}
!13 = metadata !{i32 786478, metadata !1, metadata !14, metadata !"func", metadata !"func", metadata !"_Z4funcv", i32 3, metadata !15, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void ()* @_Z4funcv, null, null, metadata !11, i32 3} ; [ DW_TAG_subprogram ] [line 3] [def] [func]
!14 = metadata !{i32 786473, metadata !1} ; [ DW_TAG_file_type ] [/tmp/enum.cpp]
diff --git a/llvm/test/DebugInfo/global.ll b/llvm/test/DebugInfo/global.ll
index c826fc0..c515114 100644
--- a/llvm/test/DebugInfo/global.ll
+++ b/llvm/test/DebugInfo/global.ll
@@ -25,7 +25,7 @@
!0 = metadata !{i32 786449, metadata !1, i32 4, metadata !"clang version 3.4 ", i1 true, metadata !"", i32 0, metadata !2, metadata !2, metadata !3, metadata !9, metadata !2, metadata !""} ; [ DW_TAG_compile_unit ] [/tmp/global.cpp] [DW_LANG_C_plus_plus]
!1 = metadata !{metadata !"global.cpp", metadata !"/tmp"}
-!2 = metadata !{i32 0}
+!2 = metadata !{}
!3 = metadata !{metadata !4}
!4 = metadata !{i32 786478, metadata !1, metadata !5, metadata !"main", metadata !"main", metadata !"", i32 2, metadata !6, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 true, i32 ()* @main, null, null, metadata !2, i32 2} ; [ DW_TAG_subprogram ] [line 2] [def] [main]
!5 = metadata !{i32 786473, metadata !1} ; [ DW_TAG_file_type ] [/tmp/global.cpp]
diff --git a/llvm/test/DebugInfo/inlined-arguments.ll b/llvm/test/DebugInfo/inlined-arguments.ll
index a96301a..ebc81a6 100644
--- a/llvm/test/DebugInfo/inlined-arguments.ll
+++ b/llvm/test/DebugInfo/inlined-arguments.ll
@@ -50,7 +50,7 @@
!0 = metadata !{i32 786449, metadata !1, i32 4, metadata !"clang version 3.4 ", i1 true, metadata !"", i32 0, metadata !2, metadata !2, metadata !3, metadata !2, metadata !2, metadata !""} ; [ DW_TAG_compile_unit ] [/usr/local/google/home/blaikie/dev/scratch/exp.cpp] [DW_LANG_C_plus_plus]
!1 = metadata !{metadata !"exp.cpp", metadata !"/usr/local/google/home/blaikie/dev/scratch"}
-!2 = metadata !{i32 0}
+!2 = metadata !{}
!3 = metadata !{metadata !4, metadata !8}
!4 = metadata !{i32 786478, metadata !1, metadata !5, metadata !"f2", metadata !"f2", metadata !"_Z2f2v", i32 3, metadata !6, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 true, void ()* @_Z2f2v, null, null, metadata !2, i32 3} ; [ DW_TAG_subprogram ] [line 3] [def] [f2]
!5 = metadata !{i32 786473, metadata !1} ; [ DW_TAG_file_type ] [/usr/local/google/home/blaikie/dev/scratch/exp.cpp]
diff --git a/llvm/test/DebugInfo/inlined-vars.ll b/llvm/test/DebugInfo/inlined-vars.ll
index 446c28b..e9c439a 100644
--- a/llvm/test/DebugInfo/inlined-vars.ll
+++ b/llvm/test/DebugInfo/inlined-vars.ll
@@ -18,10 +18,11 @@
!llvm.dbg.cu = !{!0}
!llvm.module.flags = !{!27}
-!0 = metadata !{i32 786449, metadata !26, i32 4, metadata !"clang version 3.2 (trunk 159419)", i1 true, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ]
+!0 = metadata !{i32 786449, metadata !26, i32 4, metadata !"clang version 3.2 (trunk 159419)", i1 true, metadata !"", i32 0, metadata !2, metadata !2, metadata !3, metadata !2, metadata !2, metadata !""} ; [ DW_TAG_compile_unit ]
!1 = metadata !{i32 0}
+!2 = metadata !{}
!3 = metadata !{metadata !5, metadata !10}
-!5 = metadata !{i32 786478, metadata !26, metadata !6, metadata !"main", metadata !"main", metadata !"", i32 10, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 true, i32 ()* @main, null, null, metadata !1, i32 10} ; [ DW_TAG_subprogram ]
+!5 = metadata !{i32 786478, metadata !26, metadata !6, metadata !"main", metadata !"main", metadata !"", i32 10, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 true, i32 ()* @main, null, null, metadata !2, i32 10} ; [ DW_TAG_subprogram ]
!6 = metadata !{i32 786473, metadata !26} ; [ DW_TAG_file_type ]
!7 = metadata !{i32 786453, null, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !8, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
!8 = metadata !{metadata !9}
diff --git a/llvm/test/DebugInfo/member-order.ll b/llvm/test/DebugInfo/member-order.ll
index 3c955bc..652a6cd 100644
--- a/llvm/test/DebugInfo/member-order.ll
+++ b/llvm/test/DebugInfo/member-order.ll
@@ -45,7 +45,7 @@
!0 = metadata !{i32 786449, metadata !1, i32 4, metadata !"clang version 3.4 ", i1 false, metadata !"", i32 0, metadata !2, metadata !3, metadata !13, metadata !2, metadata !2, metadata !""} ; [ DW_TAG_compile_unit ] [/tmp/dbginfo/member-order.cpp] [DW_LANG_C_plus_plus]
!1 = metadata !{metadata !"member-order.cpp", metadata !"/tmp/dbginfo"}
-!2 = metadata !{i32 0}
+!2 = metadata !{}
!3 = metadata !{metadata !4}
!4 = metadata !{i32 786451, metadata !1, null, metadata !"foo", i32 1, i64 8, i64 8, i32 0, i32 0, null, metadata !5, i32 0, null, null, metadata !"_ZTS3foo"} ; [ DW_TAG_structure_type ] [foo] [line 1, size 8, align 8, offset 0] [def] [from ]
!5 = metadata !{metadata !6, metadata !11}
diff --git a/llvm/test/DebugInfo/member-pointers.ll b/llvm/test/DebugInfo/member-pointers.ll
index 4d5adaa..4ca6942 100644
--- a/llvm/test/DebugInfo/member-pointers.ll
+++ b/llvm/test/DebugInfo/member-pointers.ll
@@ -23,8 +23,8 @@
!llvm.dbg.cu = !{!0}
!llvm.module.flags = !{!16}
-!0 = metadata !{i32 786449, metadata !15, i32 4, metadata !"clang version 3.3 ", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !1, metadata !3, metadata !3, metadata !""} ; [ DW_TAG_compile_unit ] [/home/blaikie/Development/scratch/simple.cpp] [DW_LANG_C_plus_plus]
-!1 = metadata !{i32 0}
+!0 = metadata !{i32 786449, metadata !15, i32 4, metadata !"clang version 3.3 ", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !1, metadata !3, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ] [/home/blaikie/Development/scratch/simple.cpp] [DW_LANG_C_plus_plus]
+!1 = metadata !{}
!3 = metadata !{metadata !5, metadata !10}
!5 = metadata !{i32 786484, i32 0, null, metadata !"x", metadata !"x", metadata !"", metadata !6, i32 4, metadata !7, i32 0, i32 1, i64* @x, null} ; [ DW_TAG_variable ] [x] [line 4] [def]
!6 = metadata !{i32 786473, metadata !15} ; [ DW_TAG_file_type ]
diff --git a/llvm/test/DebugInfo/template-recursive-void.ll b/llvm/test/DebugInfo/template-recursive-void.ll
index e51b76c..ffbc30e 100644
--- a/llvm/test/DebugInfo/template-recursive-void.ll
+++ b/llvm/test/DebugInfo/template-recursive-void.ll
@@ -27,7 +27,7 @@
!0 = metadata !{i32 786449, metadata !1, i32 4, metadata !"clang version 3.4 (trunk 187958) (llvm/trunk 187964)", i1 false, metadata !"", i32 0, metadata !2, metadata !2, metadata !2, metadata !3, metadata !2, metadata !""} ; [ DW_TAG_compile_unit ] [/usr/local/google/home/echristo/tmp/debug-info-template-recursive.cpp] [DW_LANG_C_plus_plus]
!1 = metadata !{metadata !"debug-info-template-recursive.cpp", metadata !"/usr/local/google/home/echristo/tmp"}
-!2 = metadata !{i32 0}
+!2 = metadata !{}
!3 = metadata !{metadata !4}
!4 = metadata !{i32 786484, i32 0, null, metadata !"filters", metadata !"filters", metadata !"", metadata !5, i32 10, metadata !6, i32 0, i32 1, %class.bar* @filters, null} ; [ DW_TAG_variable ] [filters] [line 10] [def]
!5 = metadata !{i32 786473, metadata !1} ; [ DW_TAG_file_type ] [/usr/local/google/home/echristo/tmp/debug-info-template-recursive.cpp]
diff --git a/llvm/test/DebugInfo/tu-composite.ll b/llvm/test/DebugInfo/tu-composite.ll
index 50876f7..7a8ff57 100644
--- a/llvm/test/DebugInfo/tu-composite.ll
+++ b/llvm/test/DebugInfo/tu-composite.ll
@@ -125,7 +125,7 @@
!0 = metadata !{i32 786449, metadata !1, i32 4, metadata !"clang version 3.4", i1 false, metadata !"", i32 0, metadata !2, metadata !3, metadata !30, metadata !2, metadata !2, metadata !""} ; [ DW_TAG_compile_unit ] [tmp.cpp] [DW_LANG_C_plus_plus]
!1 = metadata !{metadata !"tmp.cpp", metadata !"."}
-!2 = metadata !{i32 0}
+!2 = metadata !{}
!3 = metadata !{metadata !4, metadata !18, metadata !19, metadata !22, metadata !23, metadata !24}
!4 = metadata !{i32 786451, metadata !1, null, metadata !"C", i32 1, i64 64, i64 64, i32 0, i32 0, null, metadata !5, i32 0, metadata !"_ZTS1C", null, metadata !"_ZTS1C"} ; [ DW_TAG_structure_type ] [C] [line 1, size 64, align 64, offset 0] [def] [from ]
!5 = metadata !{metadata !6, metadata !13}
diff --git a/llvm/test/DebugInfo/tu-member-pointer.ll b/llvm/test/DebugInfo/tu-member-pointer.ll
index e6fc41f..cd37a98 100644
--- a/llvm/test/DebugInfo/tu-member-pointer.ll
+++ b/llvm/test/DebugInfo/tu-member-pointer.ll
@@ -18,7 +18,7 @@
!0 = metadata !{i32 786449, metadata !1, i32 4, metadata !"clang version 3.4", i1 false, metadata !"", i32 0, metadata !2, metadata !3, metadata !2, metadata !5, metadata !2, metadata !""} ; [ DW_TAG_compile_unit ] [foo.cpp] [DW_LANG_C_plus_plus]
!1 = metadata !{metadata !"foo.cpp", metadata !"."}
-!2 = metadata !{i32 0}
+!2 = metadata !{}
!3 = metadata !{metadata !4}
!4 = metadata !{i32 786451, metadata !1, null, metadata !"Foo", i32 1, i64 0, i64 0, i32 0, i32 4, null, null, i32 0, null, null, metadata !"_ZTS3Foo"} ; [ DW_TAG_structure_type ] [Foo] [line 1, size 0, align 0, offset 0] [decl] [from ]
!5 = metadata !{metadata !6}
diff --git a/llvm/test/DebugInfo/two-cus-from-same-file.ll b/llvm/test/DebugInfo/two-cus-from-same-file.ll
index 560bd00..c4d663c 100644
--- a/llvm/test/DebugInfo/two-cus-from-same-file.ll
+++ b/llvm/test/DebugInfo/two-cus-from-same-file.ll
@@ -36,7 +36,7 @@
!llvm.module.flags = !{!33}
!0 = metadata !{i32 786449, metadata !32, i32 12, metadata !"clang version 3.2 (trunk 156513)", i1 true, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ]
-!1 = metadata !{i32 0}
+!1 = metadata !{}
!3 = metadata !{metadata !5}
!5 = metadata !{i32 786478, metadata !32, metadata !6, metadata !"foo", metadata !"foo", metadata !"", i32 5, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 true, void ()* @foo, null, null, metadata !1, i32 5} ; [ DW_TAG_subprogram ]
!6 = metadata !{i32 786473, metadata !32} ; [ DW_TAG_file_type ]
diff --git a/llvm/test/DebugInfo/version.ll b/llvm/test/DebugInfo/version.ll
index bfc2f9f..9a201eb 100644
--- a/llvm/test/DebugInfo/version.ll
+++ b/llvm/test/DebugInfo/version.ll
@@ -20,7 +20,7 @@
!0 = metadata !{i32 786449, metadata !1, i32 12, metadata !"clang version 3.4 (trunk 185475)", i1 false, metadata !"", i32 0, metadata !2, metadata !2, metadata !3, metadata !2, metadata !2, metadata !""} ; [ DW_TAG_compile_unit ]
!1 = metadata !{metadata !"CodeGen/dwarf-version.c", metadata !"test"}
-!2 = metadata !{i32 0}
+!2 = metadata !{}
!3 = metadata !{metadata !4}
!4 = metadata !{i32 786478, metadata !1, metadata !5, metadata !"main", metadata !"main", metadata !"", i32 6, metadata !6, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, i32 ()* @main, null, null, metadata !2, i32 6} ; [ DW_TAG_subprogram ] [line 6] [def] [main]
!5 = metadata !{i32 786473, metadata !1} ; [ DW_TAG_file_type ]