diff --git a/llvm/lib/IR/DebugInfo.cpp b/llvm/lib/IR/DebugInfo.cpp
index 4d5ae26..5c70a21 100644
--- a/llvm/lib/IR/DebugInfo.cpp
+++ b/llvm/lib/IR/DebugInfo.cpp
@@ -1041,9 +1041,6 @@
 
 /// addCompileUnit - Add compile unit into CUs.
 bool DebugInfoFinder::addCompileUnit(DICompileUnit CU) {
-  if (!CU.Verify())
-    return false;
-
   if (!NodesSeen.insert(CU))
     return false;
 
diff --git a/llvm/test/CodeGen/ARM/2009-10-16-Scope.ll b/llvm/test/CodeGen/ARM/2009-10-16-Scope.ll
index 20685cb..dd08b56 100644
--- a/llvm/test/CodeGen/ARM/2009-10-16-Scope.ll
+++ b/llvm/test/CodeGen/ARM/2009-10-16-Scope.ll
@@ -26,8 +26,10 @@
 !1 = metadata !{i32 458763, null, metadata !2, i32 1, i32 1, i32 0}; [DW_TAG_lexical_block ]
 !2 = metadata !{i32 458798, i32 0, metadata !3, metadata !"bar", metadata !"bar", metadata !"bar", i32 4, null, i1 false, i1 true,
                 i32 0, i32 0, null, i32 0, i32 0, null, null, null, null, i32 0}; [DW_TAG_subprogram ]
-!3 = metadata !{i32 458769, i32 0, i32 12, metadata !"genmodes.i", metadata !"/Users/yash/Downloads", metadata !"clang 1.1", i1 true, i1 false, metadata !"", i32 0}; [DW_TAG_compile_unit ]
+!3 = metadata !{i32 458769, metadata !8, i32 12, metadata !"clang 1.1", i1 true, metadata !"", i32 0, null, metadata !9, null, null, null, metadata !""}; [DW_TAG_compile_unit ]
 !4 = metadata !{i32 459008, metadata !5, metadata !"count_", metadata !3, i32 5, metadata !6}; [ DW_TAG_auto_variable ]
 !5 = metadata !{i32 458763, null, metadata !1, i32 1, i32 1, i32 0}; [DW_TAG_lexical_block ]
 !6 = metadata !{i32 458788, null, metadata !3, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5}; [DW_TAG_base_type ]
 !7 = metadata !{i32 6, i32 1, metadata !2, null}
+!8 = metadata !{metadata !"genmodes.i", metadata !"/Users/yash/Downloads"}
+!9 = metadata !{i32 0}
diff --git a/llvm/test/CodeGen/ARM/debug-info-d16-reg.ll b/llvm/test/CodeGen/ARM/debug-info-d16-reg.ll
index 5efe42d..11631ae 100644
--- a/llvm/test/CodeGen/ARM/debug-info-d16-reg.ll
+++ b/llvm/test/CodeGen/ARM/debug-info-d16-reg.ll
@@ -60,7 +60,7 @@
 
 !0 = metadata !{i32 786478, metadata !46, metadata !1, metadata !"printer", metadata !"printer", metadata !"printer", i32 12, metadata !3, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 true, i32 (i8*, double, i8)* @printer, null, null, metadata !43, i32 12} ; [ DW_TAG_subprogram ]
 !1 = metadata !{i32 786473, metadata !46} ; [ DW_TAG_file_type ]
-!2 = metadata !{i32 786449, i32 1, metadata !1, metadata !"(LLVM build 00)", i1 true, metadata !"", i32 0, null, null, metadata !42, null,  null, metadata !""} ; [ DW_TAG_compile_unit ]
+!2 = metadata !{i32 786449, metadata !46, i32 1, metadata !"(LLVM build 00)", i1 true, metadata !"", i32 0, metadata !47, metadata !47, metadata !42, null,  null, metadata !""} ; [ DW_TAG_compile_unit ]
 !3 = metadata !{i32 786453, metadata !46, metadata !1, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !4, i32 0, null} ; [ DW_TAG_subroutine_type ]
 !4 = metadata !{metadata !5, metadata !6, metadata !7, metadata !8}
 !5 = metadata !{i32 786468, metadata !46, metadata !1, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
@@ -105,3 +105,4 @@
 !44 = metadata !{metadata !19, metadata !20, metadata !21}
 !45 = metadata !{metadata !22, metadata !23, metadata !24}
 !46 = metadata !{metadata !"a.c", metadata !"/tmp/"}
+!47 = metadata !{i32 0}
diff --git a/llvm/test/CodeGen/ARM/debug-info-s16-reg.ll b/llvm/test/CodeGen/ARM/debug-info-s16-reg.ll
index 775885a..83e7dac 100644
--- a/llvm/test/CodeGen/ARM/debug-info-s16-reg.ll
+++ b/llvm/test/CodeGen/ARM/debug-info-s16-reg.ll
@@ -65,7 +65,7 @@
 
 !0 = metadata !{i32 786478, metadata !51, metadata !1, metadata !"inlineprinter", metadata !"inlineprinter", metadata !"", i32 5, metadata !3, i1 false, i1 true, i32 0, i32 0, i32 0, i32 256, i1 true, i32 (i8*, float, i8)* @inlineprinter, null, null, metadata !48, i32 5} ; [ DW_TAG_subprogram ]
 !1 = metadata !{i32 786473, metadata !51} ; [ DW_TAG_file_type ]
-!2 = metadata !{i32 786449, i32 12, metadata !1, metadata !"clang version 3.0 (trunk 129915)", i1 true, metadata !"", i32 0, null, null, metadata !47, null,  null, null} ; [ DW_TAG_compile_unit ]
+!2 = metadata !{i32 786449, metadata !51, i32 12, metadata !"clang version 3.0 (trunk 129915)", i1 true, metadata !"", i32 0, metadata !52, metadata !52, metadata !47, null,  null, null} ; [ DW_TAG_compile_unit ]
 !3 = metadata !{i32 786453, metadata !51, metadata !1, metadata !"", i32 0, i64 0, i64 0, i32 0, i32 0, i32 0, metadata !4, i32 0, i32 0} ; [ DW_TAG_subroutine_type ]
 !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 ]
@@ -115,3 +115,4 @@
 !49 = metadata !{metadata !14, metadata !15, metadata !16}
 !50 = metadata !{metadata !17, metadata !18, metadata !22}
 !51 = metadata !{metadata !"a.c", metadata !"/private/tmp"}
+!52 = metadata !{i32 0}
diff --git a/llvm/test/CodeGen/ARM/debug-info-sreg2.ll b/llvm/test/CodeGen/ARM/debug-info-sreg2.ll
index 9653a8d..cc2e8314 100644
--- a/llvm/test/CodeGen/ARM/debug-info-sreg2.ll
+++ b/llvm/test/CodeGen/ARM/debug-info-sreg2.ll
@@ -41,7 +41,7 @@
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 786449, i32 4, metadata !2, metadata !"clang version 3.0 (trunk 130845)", i1 true, metadata !"", i32 0, null, null, metadata !16, null,  null, null} ; [ DW_TAG_compile_unit ]
+!0 = metadata !{i32 786449, metadata !18, i32 4, metadata !"clang version 3.0 (trunk 130845)", i1 true, metadata !"", i32 0, metadata !19, metadata !19, metadata !16, null,  null, null} ; [ DW_TAG_compile_unit ]
 !1 = metadata !{i32 786478, metadata !18, metadata !2, metadata !"foo", metadata !"foo", metadata !"_Z3foov", i32 5, metadata !3, i1 false, i1 true, i32 0, i32 0, i32 0, i32 256, i1 true, void ()* @_Z3foov, null, null, metadata !17, i32 5} ; [ DW_TAG_subprogram ]
 !2 = metadata !{i32 786473, metadata !18} ; [ DW_TAG_file_type ]
 !3 = metadata !{i32 786453, metadata !18, metadata !2, metadata !"", i32 0, i64 0, i64 0, i32 0, i32 0, i32 0, metadata !4, i32 0, i32 0} ; [ DW_TAG_subroutine_type ]
@@ -60,3 +60,4 @@
 !16 = metadata !{metadata !1}
 !17 = metadata !{metadata !5, metadata !8}
 !18 = metadata !{metadata !"k.cc", metadata !"/private/tmp"}
+!19 = metadata !{i32 0}
diff --git a/llvm/test/CodeGen/X86/2009-02-12-DebugInfoVLA.ll b/llvm/test/CodeGen/X86/2009-02-12-DebugInfoVLA.ll
index 5a93261..2dcb08a 100644
--- a/llvm/test/CodeGen/X86/2009-02-12-DebugInfoVLA.ll
+++ b/llvm/test/CodeGen/X86/2009-02-12-DebugInfoVLA.ll
@@ -69,7 +69,7 @@
 !0 = metadata !{i32 459009, metadata !1, metadata !"s1", metadata !2, i32 2, metadata !6} ; [ DW_TAG_arg_variable ]
 !1 = metadata !{i32 458798, i32 0, metadata !2, metadata !"foo", metadata !"foo", metadata !"foo", i32 2, metadata !3, i1 false, i1 true,
                 i32 0, i32 0, null, i32 0, i32 0, null, null, null, null, i32 0} ; [ DW_TAG_subprogram ]
-!2 = metadata !{i32 458769, i32 0, i32 1, metadata !"vla.c", metadata !"/tmp/", metadata !"4.2.1 (Based on Apple Inc. build 5658) (LLVM build)", i1 true, i1 false, metadata !"", i32 0} ; [ DW_TAG_compile_unit ]
+!2 = metadata !{i32 458769, metadata !17, i32 1, metadata !"4.2.1 (Based on Apple Inc. build 5658) (LLVM build)", i1 true, metadata !"", i32 0, metadata !18, metadata !18, null, null, null, metadata !""} ; [ DW_TAG_compile_unit ]
 !3 = metadata !{i32 458773, null, metadata !2, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !4, i32 0, null} ; [ DW_TAG_subroutine_type ]
 !4 = metadata !{metadata !5, metadata !6}
 !5 = metadata !{i32 458788, null, metadata !2, metadata !"char", i32 0, i64 8, i64 8, i64 0, i32 0, i32 6} ; [ DW_TAG_base_type ]
@@ -84,3 +84,5 @@
 !14 = metadata !{i32 458763, metadata !1, i32 0, i32 0} ; [ DW_TAG_lexical_block ]
 !15 = metadata !{i32 4, i32 0, metadata !14, null}
 !16 = metadata !{i32 5, i32 0, metadata !14, null}
+!17 = metadata !{metadata !"vla.c", metadata !"/tmp/"}
+!18 = metadata !{i32 0}
diff --git a/llvm/test/CodeGen/X86/2009-10-16-Scope.ll b/llvm/test/CodeGen/X86/2009-10-16-Scope.ll
index 0c71da2..ae2e9ac 100644
--- a/llvm/test/CodeGen/X86/2009-10-16-Scope.ll
+++ b/llvm/test/CodeGen/X86/2009-10-16-Scope.ll
@@ -26,8 +26,10 @@
 !1 = metadata !{i32 458763, null, metadata !2, i32 1, i32 1, i32 0}; [DW_TAG_lexical_block ]
 !2 = metadata !{i32 458798, i32 0, metadata !3, metadata !"bar", metadata !"bar", metadata !"bar", i32 4, null, i1 false, i1 true,
                i32 0, i32 0, null, i32 0, i32 0, null, null, null, null, i32 0} ; [ DW_TAG_subprogram ]
-!3 = metadata !{i32 458769, i32 0, i32 12, metadata !"genmodes.i", metadata !"/Users/yash/Downloads", metadata !"clang 1.1", i1 true, i1 false, metadata !"", i32 0}; [DW_TAG_compile_unit ]
+!3 = metadata !{i32 458769, metadata !8, i32 12, metadata !"clang 1.1", i1 true, metadata !"", i32 0, null, metadata !9, null, null, null, metadata !""}; [DW_TAG_compile_unit ]
 !4 = metadata !{i32 459008, metadata !5, metadata !"count_", metadata !3, i32 5, metadata !6}; [ DW_TAG_auto_variable ]
 !5 = metadata !{i32 458763, null, metadata !1, i32 1, i32 1, i32 0}; [DW_TAG_lexical_block ]
 !6 = metadata !{i32 458788, null, metadata !3, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5}; [DW_TAG_base_type ]
 !7 = metadata !{i32 6, i32 1, metadata !2, null}
+!8 = metadata !{metadata !"genmodes.i", metadata !"/Users/yash/Downloads"}
+!9 = metadata !{i32 0}
diff --git a/llvm/test/CodeGen/X86/2010-01-18-DbgValue.ll b/llvm/test/CodeGen/X86/2010-01-18-DbgValue.ll
index ebdb1b5..579b8c0 100644
--- a/llvm/test/CodeGen/X86/2010-01-18-DbgValue.ll
+++ b/llvm/test/CodeGen/X86/2010-01-18-DbgValue.ll
@@ -33,7 +33,7 @@
 !0 = metadata !{i32 786689, metadata !1, metadata !"my_r0", metadata !2, i32 11, metadata !7, i32 0, null} ; [ DW_TAG_arg_variable ]
 !1 = metadata !{i32 786478, metadata !19, metadata !2, metadata !"foo", metadata !"foo", metadata !"foo", i32 11, metadata !4, i1 false, i1 true, i32 0, i32 0, null, i32 0, i1 false, double (%struct.Rect*)* @foo, null, null, null, i32 11} ; [ DW_TAG_subprogram ]
 !2 = metadata !{i32 786473, metadata !19} ; [ DW_TAG_file_type ]
-!3 = metadata !{i32 786449, i32 1, metadata !2, metadata !"4.2.1 (Based on Apple Inc. build 5658) (LLVM build)", i1 false, metadata !"", i32 0, null, null, metadata !18, null, metadata !""} ; [ DW_TAG_compile_unit ]
+!3 = metadata !{i32 786449, metadata !19, i32 1, metadata !"4.2.1 (Based on Apple Inc. build 5658) (LLVM build)", i1 false, metadata !"", i32 0, metadata !20, metadata !20, metadata !18, null, null, metadata !""} ; [ DW_TAG_compile_unit ]
 !4 = metadata !{i32 786453, metadata !19, metadata !2, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !5, i32 0, null} ; [ DW_TAG_subroutine_type ]
 !5 = metadata !{metadata !6, metadata !7}
 !6 = metadata !{i32 786468, metadata !19, metadata !2, metadata !"double", i32 0, i64 64, i64 64, i64 0, i32 0, i32 4} ; [ DW_TAG_base_type ]
@@ -50,3 +50,4 @@
 !17 = metadata !{i32 786443, metadata !1, i32 11, i32 0} ; [ DW_TAG_lexical_block ]
 !18 = metadata !{metadata !1}
 !19 = metadata !{metadata !"b2.c", metadata !"/tmp/"}
+!20 = metadata !{i32 0}
diff --git a/llvm/test/CodeGen/X86/2010-02-01-DbgValueCrash.ll b/llvm/test/CodeGen/X86/2010-02-01-DbgValueCrash.ll
index 3ebbde4..71c7b65 100644
--- a/llvm/test/CodeGen/X86/2010-02-01-DbgValueCrash.ll
+++ b/llvm/test/CodeGen/X86/2010-02-01-DbgValueCrash.ll
@@ -16,7 +16,7 @@
 declare void @llvm.dbg.value(metadata, i64, metadata) nounwind readnone
 declare void @"tart.reflect.ComplexType.create->tart.core.Object"(%tart.reflect.ComplexType*) nounwind readnone
 
-!0 = metadata !{i32 458769, i32 0, i32 1, metadata !"sm.c", metadata !"/Volumes/MacOS9/tests/", metadata !"4.2.1 (Based on Apple Inc. build 5658) (LLVM build)", i1 true, i1 false, metadata !"", i32 0} ; [ DW_TAG_compile_unit ]
+!0 = metadata !{i32 458769, metadata !15, i32 1, metadata !"4.2.1 (Based on Apple Inc. build 5658) (LLVM build)", i1 true, metadata !"", i32 0, metadata !16, metadata !16, null, null, null, i32 0} ; [ DW_TAG_compile_unit ]
 !1 = metadata !{i32 458790, metadata !15, metadata !0, metadata !"", i32 0, i64 192, i64 64, i64 0, i32 0, metadata !2} ; [ DW_TAG_const_type ]
 !2 = metadata !{i32 458771, metadata !15, metadata !0, metadata !"C", i32 1, i64 192, i64 64, i64 0, i32 0, null, metadata !3, i32 0, null} ; [ DW_TAG_structure_type ]
 !3 = metadata !{metadata !4, metadata !6, metadata !7}
@@ -32,3 +32,4 @@
 !13 = metadata !{i32 458788, metadata !15, metadata !0, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
 !14 = metadata !{%tart.reflect.ComplexType* @.type.SwitchStmtTest}
 !15 = metadata !{metadata !"sm.c", metadata !""}
+!16 = metadata !{i32 0}
diff --git a/llvm/test/CodeGen/X86/2010-05-25-DotDebugLoc.ll b/llvm/test/CodeGen/X86/2010-05-25-DotDebugLoc.ll
index 9bc6c5a..00ac71a 100644
--- a/llvm/test/CodeGen/X86/2010-05-25-DotDebugLoc.ll
+++ b/llvm/test/CodeGen/X86/2010-05-25-DotDebugLoc.ll
@@ -203,7 +203,7 @@
 !0 = metadata !{i32 786689, metadata !1, metadata !"a", metadata !2, i32 1921, metadata !9, i32 0, null} ; [ DW_TAG_arg_variable ]
 !1 = metadata !{i32 786478, metadata !45, metadata !2, metadata !"__divsc3", metadata !"__divsc3", metadata !"__divsc3", i32 1922, metadata !4, i1 false, i1 true, i32 0, i32 0, null, i1 false, i1 true, %0 (float, float, float, float)* @__divsc3, null, null, metadata !43, i32 1922} ; [ DW_TAG_subprogram ]
 !2 = metadata !{i32 786473, metadata !45} ; [ DW_TAG_file_type ]
-!3 = metadata !{i32 786449, i32 1, metadata !2, metadata !"4.2.1 (Based on Apple Inc. build 5658) (LLVM build)", i1 true, metadata !"", i32 0, null, null, metadata !44, null,  null, metadata !""} ; [ DW_TAG_compile_unit ]
+!3 = metadata !{i32 786449, metadata !45, i32 1, metadata !"4.2.1 (Based on Apple Inc. build 5658) (LLVM build)", i1 true, metadata !"", i32 0, metadata !47, metadata !47, metadata !44, null,  null, metadata !""} ; [ DW_TAG_compile_unit ]
 !4 = metadata !{i32 786453, metadata !45, metadata !2, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !5, i32 0, null} ; [ DW_TAG_subroutine_type ]
 !5 = metadata !{metadata !6, metadata !9, metadata !9, metadata !9, metadata !9}
 !6 = metadata !{i32 786454, metadata !46, metadata !7, metadata !"SCtype", i32 170, i64 0, i64 0, i64 0, i32 0, metadata !8} ; [ DW_TAG_typedef ]
@@ -247,3 +247,4 @@
 !44 = metadata !{metadata !1}
 !45 = metadata !{metadata !"libgcc2.c", metadata !"/Users/yash/clean/LG.D/gcc/../../llvmgcc/gcc"}
 !46 = metadata !{metadata !"libgcc2.h", metadata !"/Users/yash/clean/LG.D/gcc/../../llvmgcc/gcc"}
+!47 = metadata !{i32 0}
diff --git a/llvm/test/CodeGen/X86/2010-07-06-DbgCrash.ll b/llvm/test/CodeGen/X86/2010-07-06-DbgCrash.ll
index 96799f7..e91cd76 100644
--- a/llvm/test/CodeGen/X86/2010-07-06-DbgCrash.ll
+++ b/llvm/test/CodeGen/X86/2010-07-06-DbgCrash.ll
@@ -3,22 +3,24 @@
 @.str = private constant [4 x i8] c"one\00", align 1 ; <[4 x i8]*> [#uses=1]
 @.str1 = private constant [4 x i8] c"two\00", align 1 ; <[5 x i8]*> [#uses=1]
 @C.9.2167 = internal constant [2 x i8*] [i8* getelementptr inbounds ([4 x i8]* @.str, i64 0, i64 0), i8* getelementptr inbounds ([4 x i8]* @.str1, i64 0, i64 0)]
-!38 = metadata !{i32 524329, metadata !"pbmsrch.c", metadata !"/Users/grawp/LLVM/test-suite/MultiSource/Benchmarks/MiBench/office-stringsearch", metadata !39} ; [ DW_TAG_file_type ]
-!39 = metadata !{i32 524305, i32 0, i32 1, metadata !"pbmsrch.c", metadata !"/Users/grawp/LLVM/test-suite/MultiSource/Benchmarks/MiBench/office-stringsearch", metadata !"4.2.1 (Based on Apple Inc. build 5658) (LLVM build 9999)", i1 true, i1 false, metadata !"", i32 0} ; [ DW_TAG_compile_unit ]
-!46 = metadata !{i32 524303, metadata !38, null, metadata !"", i32 0, i64 64, i64 64, i64 0, i32 0, metadata !47} ; [ DW_TAG_pointer_type ]
-!47 = metadata !{i32 524324, metadata !38, null, metadata !"char", i32 0, i64 8, i64 8, i64 0, i32 0, i32 6} ; [ DW_TAG_base_type ]
+!38 = metadata !{i32 524329, metadata !109} ; [ DW_TAG_file_type ]
+!39 = metadata !{i32 524305, metadata !109, i32 1, metadata !"4.2.1 (Based on Apple Inc. build 5658) (LLVM build 9999)", i1 true, metadata !"", i32 0, metadata !108, metadata !108, null, null, null, metadata !""} ; [ DW_TAG_compile_unit ]
+!46 = metadata !{i32 524303, metadata !109, null, metadata !"", i32 0, i64 64, i64 64, i64 0, i32 0, metadata !47} ; [ DW_TAG_pointer_type ]
+!47 = metadata !{i32 524324, metadata !109, null, metadata !"char", i32 0, i64 8, i64 8, i64 0, i32 0, i32 6} ; [ DW_TAG_base_type ]
 !97 = metadata !{i32 524334, i32 0, metadata !39, metadata !"main", metadata !"main", metadata !"main", i32 73, metadata !98, i1 false, i1 true,
                 i32 0, i32 0, null, i32 0, i32 0, null, null, null, null, i32 0} ; [ DW_TAG_subprogram ]
-!98 = metadata !{i32 524309, metadata !38, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !99, i32 0, null} ; [ DW_TAG_subroutine_type ]
+!98 = metadata !{i32 524309, metadata !109, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !99, i32 0, null} ; [ DW_TAG_subroutine_type ]
 !99 = metadata !{metadata !100}
-!100 = metadata !{i32 524324, metadata !38, null, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
+!100 = metadata !{i32 524324, metadata !109, null, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
 !101 = metadata !{[2 x i8*]* @C.9.2167}
 !102 = metadata !{i32 524544, metadata !103, metadata !"find_strings", metadata !38, i32 75, metadata !104, i32 0, i32 0} ; [ DW_TAG_auto_variable ]
 !103 = metadata !{i32 524299, null, metadata !97, i32 73, i32 0, i32 0} ; [ DW_TAG_lexical_block ]
-!104 = metadata !{i32 524289, metadata !38, null, metadata !"", i32 0, i64 85312, i64 64, i64 0, i32 0, metadata !46, metadata !105, i32 0, null} ; [ DW_TAG_array_type ]
+!104 = metadata !{i32 524289, metadata !109, null, metadata !"", i32 0, i64 85312, i64 64, i64 0, i32 0, metadata !46, metadata !105, i32 0, null} ; [ DW_TAG_array_type ]
 !105 = metadata !{metadata !106}
 !106 = metadata !{i32 524321, i64 0, i64 1333}    ; [ DW_TAG_subrange_type ]
 !107 = metadata !{i32 73, i32 0, metadata !103, null}
+!108 = metadata !{i32 0}
+!109 = metadata !{metadata !"pbmsrch.c", metadata !"/Users/grawp/LLVM/test-suite/MultiSource/Benchmarks/MiBench/office-stringsearch"}
 
 define i32 @main() nounwind ssp {
 bb.nph:
diff --git a/llvm/test/CodeGen/X86/2010-09-16-EmptyFilename.ll b/llvm/test/CodeGen/X86/2010-09-16-EmptyFilename.ll
index de0d216..831fe66 100644
--- a/llvm/test/CodeGen/X86/2010-09-16-EmptyFilename.ll
+++ b/llvm/test/CodeGen/X86/2010-09-16-EmptyFilename.ll
@@ -14,19 +14,20 @@
 
 !llvm.dbg.cu = !{!2}
 
-!0 = metadata !{i32 786478, metadata !1, metadata !"foo", metadata !"foo", metadata !"foo", metadata !1, i32 53, metadata !3, i1 false, i1 true, i32 0, i32 0, null, i1 false, i1 false, i32 ()* @foo} ; [ DW_TAG_subprogram ]
+!0 = metadata !{i32 786478, metadata !14, metadata !1, metadata !"foo", metadata !"foo", metadata !"foo", i32 53, metadata !3, i1 false, i1 true, i32 0, i32 0, null, i1 false, i1 false, i32 ()* @foo, null, null, null, i32 0} ; [ DW_TAG_subprogram ]
 !1 = metadata !{i32 786473, metadata !14} ; [ DW_TAG_file_type ]
-!2 = metadata !{i32 786449, metadata !15, i32 12, metadata !"clang version 2.9 (trunk 114084)", i1 false, metadata !"", i32 0, null, null, metadata !13, null, metadata !""} ; [ DW_TAG_compile_unit ]
-!3 = metadata !{i32 786453, metadata !1, metadata !"", metadata !1, i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !4, i32 0, null, null, metadata !13, null} ; [ DW_TAG_subroutine_type ]
+!2 = metadata !{i32 786449, metadata !15, i32 12, metadata !"clang version 2.9 (trunk 114084)", i1 false, metadata !"", i32 0, metadata !16, metadata !16, metadata !13, null, null, metadata !""} ; [ DW_TAG_compile_unit ]
+!3 = metadata !{i32 786453, metadata !14, metadata !1, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !4, i32 0, null, null, metadata !13, null} ; [ DW_TAG_subroutine_type ]
 !4 = metadata !{metadata !5}
-!5 = metadata !{i32 786468, metadata !1, metadata !"int", metadata !1, i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
-!6 = metadata !{i32 786478, metadata !7, metadata !"bar", metadata !"bar", metadata !"bar", metadata !7, i32 4, metadata !3, i1 false, i1 true, i32 0, i32 0, null, i1 false, i1 false, i32 ()* @bar} ; [ DW_TAG_subprogram ]
+!5 = metadata !{i32 786468, metadata !14, metadata !1, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
+!6 = metadata !{i32 786478, metadata !15, metadata !7, metadata !"bar", metadata !"bar", metadata !"bar", i32 4, metadata !3, i1 false, i1 true, i32 0, i32 0, null, i1 false, i1 false, i32 ()* @bar, null, null, null, i32 0} ; [ DW_TAG_subprogram ]
 !7 = metadata !{i32 786473, metadata !15} ; [ DW_TAG_file_type ]
 !8 = metadata !{i32 53, i32 13, metadata !9, null}
-!9 = metadata !{i32 786443, metadata !0, i32 53, i32 11, metadata !1, i32 0} ; [ DW_TAG_lexical_block ]
+!9 = metadata !{i32 786443, metadata !14, metadata !0, i32 53, i32 11, i32 0} ; [ DW_TAG_lexical_block ]
 !10 = metadata !{i32 4, i32 13, metadata !11, null}
-!11 = metadata !{i32 786443, metadata !12, i32 4, i32 13, metadata !7, i32 2} ; [ DW_TAG_lexical_block ]
-!12 = metadata !{i32 786443, metadata !6, i32 4, i32 11, metadata !7, i32 1} ; [ DW_TAG_lexical_block ]
+!11 = metadata !{i32 786443, metadata !15, metadata !12, i32 4, i32 13, i32 2} ; [ DW_TAG_lexical_block ]
+!12 = metadata !{i32 786443, metadata !15, metadata !6, i32 4, i32 11, i32 1} ; [ DW_TAG_lexical_block ]
 !13 = metadata !{metadata !0, metadata !6}
 !14 = metadata !{metadata !"", metadata !"/private/tmp"}
 !15 = metadata !{metadata !"bug.c", metadata !"/private/tmp"}
+!16 = metadata !{i32 0}
diff --git a/llvm/test/CodeGen/X86/2010-11-02-DbgParameter.ll b/llvm/test/CodeGen/X86/2010-11-02-DbgParameter.ll
index 4d68d3d..e118e80 100644
--- a/llvm/test/CodeGen/X86/2010-11-02-DbgParameter.ll
+++ b/llvm/test/CodeGen/X86/2010-11-02-DbgParameter.ll
@@ -19,7 +19,7 @@
 
 !0 = metadata !{i32 786478, metadata !17, metadata !1, metadata !"foo", metadata !"foo", metadata !"", i32 3, metadata !3, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 true, i32 (%struct.bar*)* @foo, null, null, metadata !16, i32 3} ; [ DW_TAG_subprogram ]
 !1 = metadata !{i32 786473, metadata !17} ; [ DW_TAG_file_type ]
-!2 = metadata !{i32 786449, i32 12, metadata !1, metadata !"clang version 2.9 (trunk 117922)", i1 true, metadata !"", i32 0, null, null, metadata !15, null,  null, metadata !""} ; [ DW_TAG_compile_unit ]
+!2 = metadata !{i32 786449, metadata !17, i32 12, metadata !"clang version 2.9 (trunk 117922)", i1 true, metadata !"", i32 0, metadata !18, metadata !18, metadata !15, null,  null, metadata !""} ; [ DW_TAG_compile_unit ]
 !3 = metadata !{i32 786453, metadata !17, metadata !1, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !4, i32 0, null} ; [ DW_TAG_subroutine_type ]
 !4 = metadata !{metadata !5}
 !5 = metadata !{i32 786468, metadata !17, metadata !2, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
@@ -35,3 +35,4 @@
 !15 = metadata !{metadata !0}
 !16 = metadata !{metadata !6}
 !17 = metadata !{metadata !"one.c", metadata !"/private/tmp"}
+!18 = metadata !{i32 0}
diff --git a/llvm/test/CodeGen/X86/2010-12-02-MC-Set.ll b/llvm/test/CodeGen/X86/2010-12-02-MC-Set.ll
index 4d8d974..1a4c586 100644
--- a/llvm/test/CodeGen/X86/2010-12-02-MC-Set.ll
+++ b/llvm/test/CodeGen/X86/2010-12-02-MC-Set.ll
@@ -9,13 +9,15 @@
 !llvm.dbg.cu = !{!2}
 !7 = metadata !{metadata !0}
 
-!0 = metadata !{i32 786478, metadata !1, metadata !"foo", metadata !"foo", metadata !"", metadata !1, i32 3, metadata !3, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void ()* @foo, null, null, null, i32 0} ; [ DW_TAG_subprogram ]
-!1 = metadata !{i32 786473, metadata !"e.c", metadata !"/private/tmp", metadata !2} ; [ DW_TAG_file_type ]
-!2 = metadata !{i32 786449, i32 12, metadata !1, metadata !"clang version 2.9 (trunk 120563)", i1 false, metadata !"", i32 0, null, null, metadata !7, null, metadata !""} ; [ DW_TAG_compile_unit ]
-!3 = metadata !{i32 786453, metadata !1, metadata !"", metadata !1, i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !4, i32 0, null} ; [ DW_TAG_subroutine_type ]
+!0 = metadata !{i32 786478, metadata !9, metadata !1, metadata !"foo", metadata !"foo", metadata !"", i32 3, metadata !3, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void ()* @foo, null, null, null, i32 0} ; [ DW_TAG_subprogram ]
+!1 = metadata !{i32 786473, metadata !9} ; [ DW_TAG_file_type ]
+!2 = metadata !{i32 786449, metadata !9, i32 12, metadata !"clang version 2.9 (trunk 120563)", i1 false, metadata !"", i32 0, metadata !8, metadata !8, metadata !7, null, null, metadata !""} ; [ DW_TAG_compile_unit ]
+!3 = metadata !{i32 786453, metadata !9, metadata !1, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !4, i32 0, null} ; [ DW_TAG_subroutine_type ]
 !4 = metadata !{null}
 !5 = metadata !{i32 5, i32 1, metadata !6, null}
-!6 = metadata !{i32 786443, metadata !0, i32 3, i32 16, metadata !1, i32 0} ; [ DW_TAG_lexical_block ]
+!6 = metadata !{i32 786443, metadata !9, metadata !0, i32 3, i32 16, i32 0} ; [ DW_TAG_lexical_block ]
+!8 = metadata !{i32 0}
+!9 = metadata !{metadata !"e.c", metadata !"/private/tmp"}
 
 ; CHECK: .subsections_via_symbols
 ; CHECK-NEXT: __debug_line
diff --git a/llvm/test/CodeGen/X86/2012-11-30-handlemove-dbg.ll b/llvm/test/CodeGen/X86/2012-11-30-handlemove-dbg.ll
index 9164eb9..f81e14b 100644
--- a/llvm/test/CodeGen/X86/2012-11-30-handlemove-dbg.ll
+++ b/llvm/test/CodeGen/X86/2012-11-30-handlemove-dbg.ll
@@ -37,7 +37,7 @@
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 786449, i32 0, i32 12, metadata !"MultiSource/Benchmarks/Olden/bh/newbh.c", metadata !"MultiSource/Benchmarks/Olden/bh", metadata !"clang version 3.3 (trunk 168918) (llvm/trunk 168920)", i1 true, i1 true, metadata !"", i32 0, metadata !1, metadata !1, metadata !1, metadata !3} ; [ DW_TAG_compile_unit ] [MultiSource/Benchmarks/Olden/bh/newbh.c] [DW_LANG_C99]
+!0 = metadata !{i32 786449, metadata !11, i32 12, metadata !"clang version 3.3 (trunk 168918) (llvm/trunk 168920)", i1 true, metadata !"", i32 0, metadata !1, metadata !2, metadata !1, metadata !3, null, metadata !""} ; [ DW_TAG_compile_unit ] [MultiSource/Benchmarks/Olden/bh/newbh.c] [DW_LANG_C99]
 !1 = metadata !{metadata !2}
 !2 = metadata !{i32 0}
 !3 = metadata !{null}
diff --git a/llvm/test/CodeGen/X86/2012-11-30-misched-dbg.ll b/llvm/test/CodeGen/X86/2012-11-30-misched-dbg.ll
index a0fbbb2..bcab60b 100644
--- a/llvm/test/CodeGen/X86/2012-11-30-misched-dbg.ll
+++ b/llvm/test/CodeGen/X86/2012-11-30-misched-dbg.ll
@@ -64,7 +64,7 @@
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 786449, i32 0, i32 12, metadata !"MultiSource/Benchmarks/MiBench/consumer-typeset/z19.c", metadata !"MultiSource/Benchmarks/MiBench/consumer-typeset", metadata !"clang version 3.3 (trunk 168918) (llvm/trunk 168920)", i1 true, i1 true, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1} ; [ DW_TAG_compile_unit ] [MultiSource/Benchmarks/MiBench/consumer-typeset/MultiSource/Benchmarks/MiBench/consumer-typeset/z19.c] [DW_LANG_C99]
+!0 = metadata !{i32 786449, metadata !19, i32 12, metadata !"clang version 3.3 (trunk 168918) (llvm/trunk 168920)", i1 true, metadata !"", i32 0, metadata !1, metadata !2, metadata !3, metadata !1, null, metadata !""} ; [ DW_TAG_compile_unit ] [MultiSource/Benchmarks/MiBench/consumer-typeset/MultiSource/Benchmarks/MiBench/consumer-typeset/z19.c] [DW_LANG_C99]
 !1 = metadata !{metadata !2}
 !2 = metadata !{i32 0}
 !3 = metadata !{}
@@ -129,7 +129,7 @@
 
 !llvm.dbg.cu = !{!30}
 
-!30 = metadata !{i32 786449, i32 0, i32 4, metadata !"SingleSource/Benchmarks/Shootout-C++/hash.cpp", metadata !"SingleSource/Benchmarks/Shootout-C++", metadata !"clang version 3.3 (trunk 169129) (llvm/trunk 169135)", i1 true, i1 true, metadata !"", i32 0, null, null, null, null} ; [ DW_TAG_compile_unit ] [SingleSource/Benchmarks/Shootout-C++/hash.cpp] [DW_LANG_C_plus_plus]
+!30 = metadata !{i32 786449, metadata !34, i32 4, metadata !"clang version 3.3 (trunk 169129) (llvm/trunk 169135)", i1 true, metadata !"", i32 0, metadata !2, metadata !2, null, null, null, metadata !""} ; [ DW_TAG_compile_unit ] [SingleSource/Benchmarks/Shootout-C++/hash.cpp] [DW_LANG_C_plus_plus]
 !31 = metadata !{i32 786688, null, metadata !"X", null, i32 29, metadata !32, i32 0, i32 0} ; [ DW_TAG_auto_variable ] [X] [line 29]
 !32 = metadata !{i32 786454, metadata !34, null, metadata !"HM", i32 28, i64 0, i64 0, i64 0, i32 0, null} ; [ DW_TAG_typedef ] [HM] [line 28, size 0, align 0, offset 0] [from ]
 !33 = metadata !{i32 786473, metadata !34} ; [ DW_TAG_file_type ]
diff --git a/llvm/test/CodeGen/X86/2012-11-30-regpres-dbg.ll b/llvm/test/CodeGen/X86/2012-11-30-regpres-dbg.ll
index df93c56..fbb222c 100644
--- a/llvm/test/CodeGen/X86/2012-11-30-regpres-dbg.ll
+++ b/llvm/test/CodeGen/X86/2012-11-30-regpres-dbg.ll
@@ -35,10 +35,11 @@
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 786449, i32 0, i32 4, metadata !"MultiSource/Benchmarks/Bullet/btCompoundCollisionAlgorithm.cpp", metadata !"MultiSource/Benchmarks/Bullet", metadata !"clang version 3.3 (trunk 168984) (llvm/trunk 168983)", i1 true, i1 true, metadata !"", i32 0, metadata !1, null, null, null} ; [ DW_TAG_compile_unit ] [MultiSource/Benchmarks/Bullet/MultiSource/Benchmarks/Bullet/btCompoundCollisionAlgorithm.cpp] [DW_LANG_C_plus_plus]
+!0 = metadata !{i32 786449, metadata !6, i32 4, metadata !"clang version 3.3 (trunk 168984) (llvm/trunk 168983)", i1 true, metadata !"", i32 0, metadata !1, metadata !7, null, null, null, metadata !""} ; [ DW_TAG_compile_unit ] [MultiSource/Benchmarks/Bullet/MultiSource/Benchmarks/Bullet/btCompoundCollisionAlgorithm.cpp] [DW_LANG_C_plus_plus]
 !1 = metadata !{metadata !2}
 !2 = metadata !{null, null}
 !3 = metadata !{i32 786688, null, metadata !"callback", null, i32 214, metadata !4, i32 0, i32 0} ; [ DW_TAG_auto_variable ] [callback] [line 214]
 !4 = metadata !{i32 786451, metadata !6, null, metadata !"btCompoundLeafCallback", i32 90, i64 512, i64 64, i32 0, i32 0, null, null, i32 0, null, null} ; [ DW_TAG_structure_type ] [btCompoundLeafCallback] [line 90, size 512, align 64, offset 0] [from ]
 !5 = metadata !{i32 786473, metadata !6} ; [ DW_TAG_file_type ]
 !6 = metadata !{metadata !"MultiSource/Benchmarks/Bullet/btCompoundCollisionAlgorithm.cpp", metadata !"MultiSource/Benchmarks/Bullet"}
+!7 = metadata !{i32 0}
diff --git a/llvm/test/CodeGen/X86/dbg-at-specficiation.ll b/llvm/test/CodeGen/X86/dbg-at-specficiation.ll
index 48b8202..78a4e19 100644
--- a/llvm/test/CodeGen/X86/dbg-at-specficiation.ll
+++ b/llvm/test/CodeGen/X86/dbg-at-specficiation.ll
@@ -7,14 +7,14 @@
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 720913, i32 0, i32 12, metadata !"x.c", metadata !"/private/tmp", metadata !"clang version 3.0 (trunk 140253)", i1 true, i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !1, metadata !3} ; [ DW_TAG_compile_unit ]
+!0 = metadata !{i32 720913, metadata !11, i32 12, metadata !"clang version 3.0 (trunk 140253)", i1 true, metadata !"", i32 0, metadata !1, metadata !2, metadata !1, metadata !3, null, i32 0} ; [ DW_TAG_compile_unit ]
 !1 = metadata !{metadata !2}
 !2 = metadata !{i32 0}
-!3 = metadata !{metadata !4}
-!4 = metadata !{metadata !5}
-!5 = metadata !{i32 720948, i32 0, null, metadata !"a", metadata !"a", metadata !"", metadata !6, i32 1, metadata !7, i32 0, i32 1, [10 x i32]* @a} ; [ DW_TAG_variable ]
-!6 = metadata !{i32 720937, metadata !"x.c", metadata !"/private/tmp", null} ; [ DW_TAG_file_type ]
+!3 = metadata !{metadata !5}
+!5 = metadata !{i32 720948, i32 0, null, metadata !"a", metadata !"a", metadata !"", metadata !6, i32 1, metadata !7, i32 0, i32 1, [10 x i32]* @a, null} ; [ DW_TAG_variable ]
+!6 = metadata !{i32 720937, metadata !11} ; [ DW_TAG_file_type ]
 !7 = metadata !{i32 720897, null, metadata !"", null, i32 0, i64 320, i64 32, i32 0, i32 0, metadata !8, metadata !9, i32 0, i32 0} ; [ DW_TAG_array_type ]
-!8 = metadata !{i32 720932, null, metadata !"int", null, i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
+!8 = metadata !{i32 720932, null, null, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
 !9 = metadata !{metadata !10}
 !10 = metadata !{i32 720929, i64 0, i64 10}        ; [ DW_TAG_subrange_type ]
+!11 = metadata !{metadata !"x.c", metadata !"/private/tmp"}
diff --git a/llvm/test/CodeGen/X86/dbg-const-int.ll b/llvm/test/CodeGen/X86/dbg-const-int.ll
index 5957183..fc4ff6d 100644
--- a/llvm/test/CodeGen/X86/dbg-const-int.ll
+++ b/llvm/test/CodeGen/X86/dbg-const-int.ll
@@ -14,7 +14,7 @@
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 786449, i32 12, metadata !2, metadata !"clang version 3.0 (trunk 132191)", i1 true, metadata !"", i32 0, null, null, metadata !11, null,  null, null} ; [ DW_TAG_compile_unit ]
+!0 = metadata !{i32 786449, metadata !13, i32 12, metadata !"clang version 3.0 (trunk 132191)", i1 true, metadata !"", i32 0, metadata !14, metadata !14, metadata !11, null,  null, null} ; [ DW_TAG_compile_unit ]
 !1 = metadata !{i32 786478, metadata !13, metadata !2, metadata !"foo", metadata !"foo", metadata !"", i32 1, metadata !3, i1 false, i1 true, i32 0, i32 0, i32 0, i32 0, i1 true, i32 ()* @foo, null, null, metadata !12, i32 0} ; [ DW_TAG_subprogram ]
 !2 = metadata !{i32 786473, metadata !13} ; [ DW_TAG_file_type ]
 !3 = metadata !{i32 786453, metadata !13, metadata !2, metadata !"", i32 0, i64 0, i64 0, i32 0, i32 0, i32 0, metadata !4, i32 0, i32 0} ; [ DW_TAG_subroutine_type ]
@@ -28,3 +28,4 @@
 !11 = metadata !{metadata !1}
 !12 = metadata !{metadata !6}
 !13 = metadata !{metadata !"a.c", metadata !"/private/tmp"}
+!14 = metadata !{i32 0}
diff --git a/llvm/test/CodeGen/X86/dbg-const.ll b/llvm/test/CodeGen/X86/dbg-const.ll
index 199e409..b37eb0a 100644
--- a/llvm/test/CodeGen/X86/dbg-const.ll
+++ b/llvm/test/CodeGen/X86/dbg-const.ll
@@ -32,7 +32,7 @@
 
 !0 = metadata !{i32 786478, metadata !15, metadata !1, metadata !"foobar", metadata !"foobar", metadata !"foobar", i32 12, metadata !3, i1 false, i1 true, i32 0, i32 0, null, i1 false, i1 true, i32 ()* @foobar, null, null, metadata !14, i32 0} ; [ DW_TAG_subprogram ]
 !1 = metadata !{i32 786473, metadata !15} ; [ DW_TAG_file_type ]
-!2 = metadata !{i32 786449, i32 12, metadata !1, metadata !"clang version 2.9 (trunk 114183)", i1 true, metadata !"", i32 0, null, null, metadata !13, null,  null, metadata !""} ; [ DW_TAG_compile_unit ]
+!2 = metadata !{i32 786449, metadata !15, i32 12, metadata !"clang version 2.9 (trunk 114183)", i1 true, metadata !"", i32 0, metadata !16, metadata !16, metadata !13, null,  null, metadata !""} ; [ DW_TAG_compile_unit ]
 !3 = metadata !{i32 786453, metadata !15, metadata !1, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !4, i32 0, null}
 !4 = metadata !{metadata !5}
 !5 = metadata !{i32 786468, metadata !15, metadata !1, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5}
@@ -46,3 +46,4 @@
 !13 = metadata !{metadata !0}
 !14 = metadata !{metadata !6}
 !15 = metadata !{metadata !"mu.c", metadata !"/private/tmp"}
+!16 = metadata !{i32 0}
diff --git a/llvm/test/CodeGen/X86/dbg-declare.ll b/llvm/test/CodeGen/X86/dbg-declare.ll
index a990cca..d74e270 100644
--- a/llvm/test/CodeGen/X86/dbg-declare.ll
+++ b/llvm/test/CodeGen/X86/dbg-declare.ll
@@ -29,11 +29,11 @@
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 786449, metadata !6, 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 ]
+!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}
 !3 = metadata !{metadata !5}
-!5 = metadata !{i32 786478, metadata !6, 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 !"20020104-2.c", metadata !"/Volumes/Sandbox/llvm", null} ; [ DW_TAG_file_type ]
+!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 ]
 !7 = metadata !{i32 786453, i32 0, metadata !"", i32 0, i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !8, i32 0, i32 0} ; [ DW_TAG_subroutine_type ]
 !8 = metadata !{metadata !9, metadata !10}
 !9 = metadata !{i32 786468, null, null, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
@@ -44,7 +44,7 @@
 !14 = metadata !{i32 786689, metadata !5, metadata !"x", metadata !6, i32 16777221, metadata !10, i32 0, i32 0} ; [ DW_TAG_arg_variable ]
 !15 = metadata !{i32 5, i32 21, metadata !5, null}
 !16 = metadata !{i32 7, i32 13, metadata !17, null}
-!17 = metadata !{i32 786443, metadata !6, metadata !5, i32 6, i32 1, i32 0} ; [ DW_TAG_lexical_block ]
+!17 = metadata !{i32 786443, metadata !26, metadata !5, i32 6, i32 1, i32 0} ; [ DW_TAG_lexical_block ]
 !18 = metadata !{i32 786688, metadata !17, metadata !"a", metadata !6, i32 7, metadata !19, i32 0, i32 0} ; [ DW_TAG_auto_variable ]
 !19 = metadata !{i32 786433, null, metadata !"", null, i32 0, i64 0, i64 8, i32 0, i32 0, metadata !20, metadata !21, i32 0, i32 0} ; [ DW_TAG_array_type ]
 !20 = metadata !{i32 786468, null, null, metadata !"char", i32 0, i64 8, i64 8, i64 0, i32 0, i32 6} ; [ DW_TAG_base_type ]
@@ -53,3 +53,4 @@
 !23 = metadata !{i32 7, i32 8, metadata !17, null}
 !24 = metadata !{i32 9, i32 1, metadata !17, null}
 !25 = metadata !{i32 8, i32 3, metadata !17, null}
+!26 = metadata !{metadata !"20020104-2.c", metadata !"/Volumes/Sandbox/llvm"}
diff --git a/llvm/test/CodeGen/X86/dbg-file-name.ll b/llvm/test/CodeGen/X86/dbg-file-name.ll
index 1bd3d77..797b4b5 100644
--- a/llvm/test/CodeGen/X86/dbg-file-name.ll
+++ b/llvm/test/CodeGen/X86/dbg-file-name.ll
@@ -12,10 +12,11 @@
 !llvm.dbg.cu = !{!2}
 
 !1 = metadata !{i32 786473, metadata !10} ; [ DW_TAG_file_type ]
-!2 = metadata !{i32 786449, metadata !10, i32 1, metadata !"LLVM build 00", i1 true, i1 false, metadata !"", i32 0, null, null, metadata !9, null} ; [ DW_TAG_compile_unit ]
-!5 = metadata !{i32 786468, metadata !1, metadata !"int", metadata !1, i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
-!6 = metadata !{i32 786478, i32 0, metadata !1, metadata !"main", metadata !"main", metadata !"main", metadata !1, i32 9, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, i32 ()* @main, null, null, null, i32 0} ; [ DW_TAG_subprogram ]
-!7 = metadata !{i32 786453, metadata !1, metadata !"", metadata !1, i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !8, i32 0, null} ; [ DW_TAG_subroutine_type ]
+!2 = metadata !{i32 786449, metadata !10, i32 1, metadata !"LLVM build 00", i1 true, metadata !"", i32 0, metadata !11, metadata !11, metadata !9, null, null, metadata !""} ; [ DW_TAG_compile_unit ]
+!5 = metadata !{i32 786468, metadata !10, metadata !1, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
+!6 = metadata !{i32 786478, metadata !10, metadata !1, metadata !"main", metadata !"main", metadata !"main", i32 9, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, i32 ()* @main, null, null, null, i32 0} ; [ DW_TAG_subprogram ]
+!7 = metadata !{i32 786453, metadata !10, metadata !1, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !8, i32 0, null} ; [ DW_TAG_subroutine_type ]
 !8 = metadata !{metadata !5}
 !9 = metadata !{metadata !6}
 !10 = metadata !{metadata !"simple.c", metadata !"/Users/manav/one/two"}
+!11 = metadata !{i32 0}
diff --git a/llvm/test/CodeGen/X86/dbg-i128-const.ll b/llvm/test/CodeGen/X86/dbg-i128-const.ll
index 4784931..f413909 100644
--- a/llvm/test/CodeGen/X86/dbg-i128-const.ll
+++ b/llvm/test/CodeGen/X86/dbg-i128-const.ll
@@ -16,10 +16,10 @@
 
 !0 = metadata !{i128 42 }
 !1 = metadata !{i32 786688, metadata !2, metadata !"MAX", metadata !4, i32 29, metadata !8, i32 0, null} ; [ DW_TAG_auto_variable ]
-!2 = metadata !{i32 786443, metadata !4, metadata !3, i32 26, i32 0, i32 0} ; [ DW_TAG_lexical_block ]
+!2 = metadata !{i32 786443, metadata !13, metadata !3, i32 26, i32 0, i32 0} ; [ DW_TAG_lexical_block ]
 !3 = metadata !{i32 786478, metadata !13, metadata !4, metadata !"__foo", metadata !"__foo", metadata !"__foo", i32 26, metadata !6, i1 false, i1 true, i32 0, i32 0, null, i1 false, i32 0, i128 (i128, i128)* @__foo, null, null, null, i32 26} ; [ DW_TAG_subprogram ]
 !4 = metadata !{i32 786473, metadata !13} ; [ DW_TAG_file_type ]
-!5 = metadata !{i32 786449, i32 1, metadata !4, metadata !"clang", i1 true, metadata !"", i32 0, null, null, metadata !12, null,  null, metadata !""} ; [ DW_TAG_compile_unit ]
+!5 = metadata !{i32 786449, metadata !13, i32 1, metadata !"clang", i1 true, metadata !"", i32 0, metadata !15, metadata !15, metadata !12, null,  null, metadata !""} ; [ DW_TAG_compile_unit ]
 !6 = metadata !{i32 786453, metadata !13, metadata !4, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !7, i32 0, null} ; [ DW_TAG_subroutine_type ]
 !7 = metadata !{metadata !8, metadata !8, metadata !8}
 !8 = metadata !{i32 786454, metadata !14, metadata !4, metadata !"ti_int", i32 78, i64 0, i64 0, i64 0, i32 0, metadata !10} ; [ DW_TAG_typedef ]
@@ -29,3 +29,4 @@
 !12 = metadata !{metadata !3}
 !13 = metadata !{metadata !"foo.c", metadata !"/tmp"}
 !14 = metadata !{metadata !"myint.h", metadata !"/tmp"}
+!15 = metadata !{i32 0}
diff --git a/llvm/test/CodeGen/X86/dbg-merge-loc-entry.ll b/llvm/test/CodeGen/X86/dbg-merge-loc-entry.ll
index 8a4ac75..ccf4808 100644
--- a/llvm/test/CodeGen/X86/dbg-merge-loc-entry.ll
+++ b/llvm/test/CodeGen/X86/dbg-merge-loc-entry.ll
@@ -41,7 +41,7 @@
 
 !0 = metadata !{i32 786478, metadata !29, metadata !1, metadata !"__udivmodti4", metadata !"__udivmodti4", metadata !"", i32 879, metadata !3, i1 true, i1 true, i32 0, i32 0, null, i32 256, i1 true, null, null, null, null, i32 879} ; [ DW_TAG_subprogram ]
 !1 = metadata !{i32 786473, metadata !29} ; [ DW_TAG_file_type ]
-!2 = metadata !{i32 786449, i32 1, metadata !1, metadata !"4.2.1 (Based on Apple Inc. build 5658) (LLVM build)", i1 true, metadata !"", i32 0, null, null, metadata !28, null,  null, metadata !""} ; [ DW_TAG_compile_unit ]
+!2 = metadata !{i32 786449, metadata !29, i32 1, metadata !"4.2.1 (Based on Apple Inc. build 5658) (LLVM build)", i1 true, metadata !"", i32 0, metadata !31, metadata !31, metadata !28, null,  null, metadata !""} ; [ DW_TAG_compile_unit ]
 !3 = metadata !{i32 786453, metadata !29, metadata !1, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !4, i32 0, null} ; [ DW_TAG_subroutine_type ]
 !4 = metadata !{metadata !5, metadata !5, metadata !5, metadata !8}
 !5 = metadata !{i32 786454, metadata !30, metadata !6, metadata !"UTItype", i32 166, i64 0, i64 0, i64 0, i32 0, metadata !7} ; [ DW_TAG_typedef ]
@@ -70,3 +70,4 @@
 !28 = metadata !{metadata !0, metadata !9}
 !29 = metadata !{metadata !"foobar.c", metadata !"/tmp"}
 !30 = metadata !{metadata !"foobar.h", metadata !"/tmp"}
+!31 = metadata !{i32 0}
diff --git a/llvm/test/CodeGen/X86/dwarf-comp-dir.ll b/llvm/test/CodeGen/X86/dwarf-comp-dir.ll
index 3bc2957..33d0165 100644
--- a/llvm/test/CodeGen/X86/dwarf-comp-dir.ll
+++ b/llvm/test/CodeGen/X86/dwarf-comp-dir.ll
@@ -6,7 +6,7 @@
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 720913, metadata !4, i32 12, metadata !"clang version 3.1 (trunk 143523)", i1 true, i1 true, metadata !"", i32 0, metadata !1, metadata !1, metadata !1, metadata !1} ; [ DW_TAG_compile_unit ]
+!0 = metadata !{i32 720913, metadata !4, i32 12, metadata !"clang version 3.1 (trunk 143523)", i1 true, metadata !"", i32 0, metadata !2, metadata !2, metadata !1, metadata !1, null, metadata !""} ; [ DW_TAG_compile_unit ]
 !1 = metadata !{metadata !2}
 !2 = metadata !{i32 0}
 !3 = metadata !{i32 786473, metadata !4} ; [ DW_TAG_file_type ]
diff --git a/llvm/test/CodeGen/X86/unknown-location.ll b/llvm/test/CodeGen/X86/unknown-location.ll
index e02e3b5..2422de9 100644
--- a/llvm/test/CodeGen/X86/unknown-location.ll
+++ b/llvm/test/CodeGen/X86/unknown-location.ll
@@ -21,13 +21,14 @@
 !llvm.dbg.cu = !{!3}
 
 !0 = metadata !{i32 786689, metadata !1, metadata !"x", metadata !2, i32 1, metadata !6} ; [ DW_TAG_arg_variable ]
-!1 = metadata !{i32 786478, metadata !2, metadata !"foo", metadata !"foo", metadata !"foo", metadata !2, i32 1, metadata !4, i1 false, i1 true, i32 0, i32 0, null, i1 false, i1 false, i32 (i32, i32, i32, i32)* @foo, null, null, null, i32 1} ; [ DW_TAG_subprogram ]
+!1 = metadata !{i32 786478, metadata !10, metadata !2, metadata !"foo", metadata !"foo", metadata !"foo", i32 1, metadata !4, i1 false, i1 true, i32 0, i32 0, null, i1 false, i1 false, i32 (i32, i32, i32, i32)* @foo, null, null, null, i32 1} ; [ DW_TAG_subprogram ]
 !2 = metadata !{i32 786473, metadata !10} ; [ DW_TAG_file_type ]
-!3 = metadata !{i32 786449, metadata !10, i32 12, metadata !"producer", i1 false, metadata !"", i32 0, null, null, metadata !9, null, metadata !""} ; [ DW_TAG_compile_unit ]
-!4 = metadata !{i32 786453, metadata !2, metadata !"", metadata !2, i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !5, i32 0, null} ; [ DW_TAG_subroutine_type ]
+!3 = metadata !{i32 786449, metadata !10, i32 12, metadata !"producer", i1 false, metadata !"", i32 0, metadata !11, metadata !11, metadata !9, null, null, metadata !""} ; [ DW_TAG_compile_unit ]
+!4 = metadata !{i32 786453, metadata !10, metadata !2, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !5, i32 0, null} ; [ DW_TAG_subroutine_type ]
 !5 = metadata !{metadata !6}
-!6 = metadata !{i32 786468, metadata !2, metadata !"int", metadata !2, i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
-!7 = metadata !{i32 786443, metadata !1, i32 1, i32 30} ; [ DW_TAG_lexical_block ]
+!6 = metadata !{i32 786468, metadata !10, metadata !2, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
+!7 = metadata !{i32 786443, metadata !2, metadata !1, i32 1, i32 30, i32 0} ; [ DW_TAG_lexical_block ]
 !8 = metadata !{i32 4, i32 3, metadata !7, null}
 !9 = metadata !{metadata !1}
 !10 = metadata !{metadata !"test.c", metadata !"/dir"}
+!11 = metadata !{i32 0}
diff --git a/llvm/test/DebugInfo/2009-11-05-DeadGlobalVariable.ll b/llvm/test/DebugInfo/2009-11-05-DeadGlobalVariable.ll
index 13bd310..45ebf45 100644
--- a/llvm/test/DebugInfo/2009-11-05-DeadGlobalVariable.ll
+++ b/llvm/test/DebugInfo/2009-11-05-DeadGlobalVariable.ll
@@ -9,18 +9,19 @@
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 720913, i32 12, metadata !6, metadata !"clang version 3.0 (trunk 139632)", i1 true, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !12, metadata !""} ; [ DW_TAG_compile_unit ]
+!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 !12, null, metadata !""} ; [ DW_TAG_compile_unit ]
 !1 = metadata !{i32 0}
 !3 = metadata !{metadata !5}
-!5 = metadata !{i32 720942, metadata !6, metadata !"foo", metadata !"foo", metadata !"", metadata !6, i32 1, metadata !7, i1 false, i1 true, i32 0, i32 0, i32 0, i32 0, i1 true, i32 ()* @foo, null, null, metadata !10} ; [ DW_TAG_subprogram ]
-!6 = metadata !{i32 720937, metadata !"fb.c", metadata !"/private/tmp", null} ; [ DW_TAG_file_type ]
+!5 = metadata !{i32 720942, metadata !17, metadata !6, metadata !"foo", metadata !"foo", metadata !"", i32 1, metadata !7, i1 false, i1 true, i32 0, i32 0, i32 0, i32 0, i1 true, i32 ()* @foo, null, null, metadata !10, i32 0} ; [ DW_TAG_subprogram ]
+!6 = metadata !{i32 720937, metadata !17} ; [ DW_TAG_file_type ]
 !7 = metadata !{i32 720917, i32 0, metadata !"", i32 0, i32 0, i64 0, i64 0, i32 0, i32 0, i32 0, metadata !8, i32 0, i32 0} ; [ DW_TAG_subroutine_type ]
 !8 = metadata !{metadata !9}
-!9 = metadata !{i32 720932, null, metadata !"int", null, i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
+!9 = metadata !{i32 720932, null, null, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
 !10 = metadata !{metadata !11}
 !11 = metadata !{i32 720932}                      ; [ DW_TAG_base_type ]
 !12 = metadata !{metadata !13}
 !13 = metadata !{metadata !14}
 !14 = metadata !{i32 720948, i32 0, metadata !5, metadata !"bar", metadata !"bar", metadata !"", metadata !6, i32 2, metadata !9, i32 1, i32 1, null} ; [ DW_TAG_variable ]
 !15 = metadata !{i32 3, i32 3, metadata !16, null}
-!16 = metadata !{i32 720907, metadata !5, i32 1, i32 11, metadata !6, i32 0} ; [ DW_TAG_lexical_block ]
+!16 = metadata !{i32 720907, metadata !17, metadata !5, i32 1, i32 11, i32 0} ; [ DW_TAG_lexical_block ]
+!17 = metadata !{metadata !"fb.c", metadata !"/private/tmp"}
diff --git a/llvm/test/DebugInfo/2009-11-06-NamelessGlobalVariable.ll b/llvm/test/DebugInfo/2009-11-06-NamelessGlobalVariable.ll
index 0b81a01..e11ad5f 100644
--- a/llvm/test/DebugInfo/2009-11-06-NamelessGlobalVariable.ll
+++ b/llvm/test/DebugInfo/2009-11-06-NamelessGlobalVariable.ll
@@ -3,11 +3,11 @@
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 720913, i32 0, i32 12, metadata !"g.c", metadata !"/private/tmp", metadata !"clang version 3.0 (trunk 139632)", i1 true, i1 true, metadata !"", i32 0, metadata !1, metadata !1, metadata !1, metadata !3} ; [ DW_TAG_compile_unit ]
+!0 = metadata !{i32 720913, metadata !8, i32 12, metadata !"clang version 3.0 (trunk 139632)", i1 true, metadata !"", i32 0, metadata !2, metadata !2, metadata !1, metadata !3, null, metadata !""} ; [ DW_TAG_compile_unit ]
 !1 = metadata !{metadata !2}
 !2 = metadata !{i32 0}
-!3 = metadata !{metadata !4}
-!4 = metadata !{metadata !5}
-!5 = metadata !{i32 720948, i32 0, null, metadata !"", metadata !"", metadata !"", metadata !6, i32 2, metadata !7, i32 0, i32 1, i32* @0} ; [ DW_TAG_variable ]
-!6 = metadata !{i32 720937, metadata !"g.c", metadata !"/private/tmp", null} ; [ DW_TAG_file_type ]
-!7 = metadata !{i32 720932, null, metadata !"int", null, i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
+!3 = metadata !{metadata !5}
+!5 = metadata !{i32 720948, i32 0, null, metadata !"a", metadata !"a", metadata !"", metadata !6, i32 2, metadata !7, i32 0, i32 1, i32* @0, null} ; [ DW_TAG_variable ]
+!6 = metadata !{i32 720937, metadata !8} ; [ DW_TAG_file_type ]
+!7 = metadata !{i32 720932, null, null, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
+!8 = metadata !{metadata !"g.c", metadata !"/private/tmp"}
diff --git a/llvm/test/DebugInfo/2009-11-10-CurrentFn.ll b/llvm/test/DebugInfo/2009-11-10-CurrentFn.ll
index 83d6ac2..10f2e88 100644
--- a/llvm/test/DebugInfo/2009-11-10-CurrentFn.ll
+++ b/llvm/test/DebugInfo/2009-11-10-CurrentFn.ll
@@ -12,19 +12,18 @@
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 720913, i32 12, metadata !6, metadata !"clang version 3.0 (trunk 139632)", i1 true, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ]
+!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}
 !3 = metadata !{metadata !5}
-!5 = metadata !{i32 720942, metadata !6, metadata !"bar", metadata !"bar", metadata !"", metadata !6, i32 3, metadata !7, i1 false, i1 true, i32 0, i32 0, i32 0, i32 256, i1 true, void (i32)* @bar, null, null, metadata !9} ; [ DW_TAG_subprogram ]
-!6 = metadata !{i32 720937, metadata !"cf.c", metadata !"/private/tmp", null} ; [ DW_TAG_file_type ]
+!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, i32 0, i32 256, i1 true, void (i32)* @bar, null, null, metadata !9, metadata !""} ; [ DW_TAG_subprogram ]
+!6 = metadata !{i32 720937, metadata !17} ; [ DW_TAG_file_type ]
 !7 = metadata !{i32 720917, i32 0, metadata !"", i32 0, i32 0, i64 0, i64 0, i32 0, i32 0, i32 0, metadata !8, i32 0, i32 0} ; [ DW_TAG_subroutine_type ]
 !8 = metadata !{null}
-!9 = metadata !{metadata !10}
-!10 = metadata !{metadata !11}
-!11 = metadata !{i32 721153, metadata !5, metadata !"i", metadata !6, i32 16777219, metadata !12, i32 0, i32 0} ; [ DW_TAG_arg_variable ]
-!12 = metadata !{i32 720932, null, metadata !"int", null, i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
+!9 = metadata !{metadata !11}
+!11 = metadata !{i32 721153, metadata !17, metadata !5, metadata !"i", i32 16777219, metadata !12, i32 0, i32 0} ; [ DW_TAG_arg_variable ]
+!12 = metadata !{i32 720932, null, null, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
 !13 = metadata !{i32 3, i32 14, metadata !5, null}
 !14 = metadata !{i32 4, i32 3, metadata !15, null}
-!15 = metadata !{i32 720907, metadata !5, i32 3, i32 17, metadata !6, i32 0} ; [ DW_TAG_lexical_block ]
+!15 = metadata !{i32 720907, metadata !17, metadata !5, i32 3, i32 17, i32 0} ; [ DW_TAG_lexical_block ]
 !16 = metadata !{i32 5, i32 1, metadata !15, null}
-
+!17 = metadata !{metadata !"cf.c", metadata !"/private/tmp"}
diff --git a/llvm/test/DebugInfo/2010-03-12-llc-crash.ll b/llvm/test/DebugInfo/2010-03-12-llc-crash.ll
index 0ed21f1..114c870 100644
--- a/llvm/test/DebugInfo/2010-03-12-llc-crash.ll
+++ b/llvm/test/DebugInfo/2010-03-12-llc-crash.ll
@@ -12,10 +12,11 @@
 !0 = metadata !{i32 524545, metadata !1, metadata !"sy", metadata !2, i32 890, metadata !7} ; [ DW_TAG_arg_variable ]
 !1 = metadata !{i32 524334, metadata !8, metadata !3, metadata !"foo", metadata !"foo", metadata !"foo", i32 892, metadata !4, i1 false, i1 true, i32 0, i32 0, null, i1 false, i32 0, null, null, null, null, i32 0} ; [ DW_TAG_subprogram ]
 !2 = metadata !{i32 524329, metadata !8} ; [ DW_TAG_file_type ]
-!3 = metadata !{i32 524305, i32 0, i32 4, metadata !"splineeditor.cpp", metadata !"editor", metadata !"clang 1.1", i1 true, i1 false, metadata !"", i32 0} ; [ DW_TAG_compile_unit ]
+!3 = metadata !{i32 524305, metadata !9, i32 4, metadata !"clang 1.1", i1 true, metadata !"", i32 0, metadata !10, metadata !10, null, null, null, metadata !""} ; [ DW_TAG_compile_unit ]
 !4 = metadata !{i32 524309, metadata !9, metadata !5, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !6, i32 0, null} ; [ DW_TAG_subroutine_type ]
 !5 = metadata !{i32 524329, metadata !9} ; [ DW_TAG_file_type ]
 !6 = metadata !{null}
 !7 = metadata !{i32 524324, metadata !9, metadata !5, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
 !8 = metadata !{metadata !"qpainter.h", metadata !"QtGui"}
 !9 = metadata !{metadata !"splineeditor.cpp", metadata !"src"}
+!10 = metadata !{i32 0}
diff --git a/llvm/test/DebugInfo/2010-04-06-NestedFnDbgInfo.ll b/llvm/test/DebugInfo/2010-04-06-NestedFnDbgInfo.ll
index fbef3b6..aea98fd 100644
--- a/llvm/test/DebugInfo/2010-04-06-NestedFnDbgInfo.ll
+++ b/llvm/test/DebugInfo/2010-04-06-NestedFnDbgInfo.ll
@@ -57,7 +57,7 @@
 !1 = metadata !{i32 786443, metadata !38, metadata !2, i32 15, i32 12, i32 0} ; [ DW_TAG_lexical_block ]
 !2 = metadata !{i32 786478, metadata !38, metadata !3, metadata !"main", metadata !"main", metadata !"main", i32 15, metadata !5, i1 false, i1 true, i32 0, i32 0, null, i1 false, i32 0, i32 ()* @main, null, null, null, i32 15} ; [ DW_TAG_subprogram ]
 !3 = metadata !{i32 786473, metadata !38} ; [ DW_TAG_file_type ]
-!4 = metadata !{i32 786449, i32 4, metadata !3, metadata !"clang 1.5", i1 false, metadata !"", i32 0, null, null, metadata !37, null,  null, metadata !""} ; [ DW_TAG_compile_unit ]
+!4 = metadata !{i32 786449, metadata !38, i32 4, metadata !"clang 1.5", i1 false, metadata !"", i32 0, metadata !39, metadata !39, metadata !37, null,  null, metadata !""} ; [ DW_TAG_compile_unit ]
 !5 = metadata !{i32 786453, metadata !38, metadata !3, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !6, i32 0, null} ; [ DW_TAG_subroutine_type ]
 !6 = metadata !{metadata !7}
 !7 = metadata !{i32 786468, metadata !38, metadata !3, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
@@ -91,3 +91,4 @@
 !35 = metadata !{i32 7, i32 19, metadata !36, null}
 !36 = metadata !{i32 786443, metadata !38, metadata !23, i32 7, i32 17, i32 0} ; [ DW_TAG_lexical_block ]
 !38 = metadata !{metadata !"one.cc", metadata !"/tmp" }
+!39 = metadata !{i32 0}
diff --git a/llvm/test/DebugInfo/2010-05-10-MultipleCU.ll b/llvm/test/DebugInfo/2010-05-10-MultipleCU.ll
index 75e4389..71e4bdc 100644
--- a/llvm/test/DebugInfo/2010-05-10-MultipleCU.ll
+++ b/llvm/test/DebugInfo/2010-05-10-MultipleCU.ll
@@ -32,17 +32,20 @@
 
 !0 = metadata !{i32 3, i32 0, metadata !1, null}
 !1 = metadata !{i32 786443, metadata !2, i32 2, i32 0} ; [ DW_TAG_lexical_block ]
-!2 = metadata !{i32 786478, metadata !3, metadata !"foo", metadata !"foo", metadata !"foo", metadata !3, i32 2, metadata !5, i1 false, i1 true, i32 0, i32 0, null, i1 false, i1 false, i32 ()* @foo, null, null, null, i32 0} ; [ DW_TAG_subprogram ]
-!3 = metadata !{i32 786473, metadata !"a.c", metadata !"/tmp/", metadata !4} ; [ DW_TAG_file_type ]
-!4 = metadata !{i32 786449, i32 1, metadata !3, metadata !"4.2.1 (Based on Apple Inc. build 5658) (LLVM build)", i1 false, metadata !"", i32 0, null, null, metadata !16, null, metadata !""} ; [ DW_TAG_compile_unit ]
-!5 = metadata !{i32 786453, metadata !3, metadata !"", metadata !3, i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !6, i32 0, null} ; [ DW_TAG_subroutine_type ]
+!2 = metadata !{i32 786478, metadata !18, metadata !3, metadata !"foo", metadata !"foo", metadata !"foo", i32 2, metadata !5, i1 false, i1 true, i32 0, i32 0, null, i1 false, i1 false, i32 ()* @foo, null, null, null, i32 0} ; [ DW_TAG_subprogram ]
+!3 = metadata !{i32 786473, metadata !18} ; [ DW_TAG_file_type ]
+!4 = metadata !{i32 786449, metadata !18, i32 1, metadata !"4.2.1 (Based on Apple Inc. build 5658) (LLVM build)", i1 false, metadata !"", i32 0, metadata !19, metadata !19, metadata !16, null, null, metadata !""} ; [ DW_TAG_compile_unit ]
+!5 = metadata !{i32 786453, metadata !18, metadata !3, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !6, i32 0, null} ; [ DW_TAG_subroutine_type ]
 !6 = metadata !{metadata !7}
-!7 = metadata !{i32 786468, metadata !3, metadata !"int", metadata !3, i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
+!7 = metadata !{i32 786468, metadata !18, metadata !3, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
 !8 = metadata !{i32 3, i32 0, metadata !9, null}
 !9 = metadata !{i32 786443, metadata !10, i32 2, i32 0} ; [ DW_TAG_lexical_block ]
-!10 = metadata !{i32 786478, metadata !11, metadata !"bar", metadata !"bar", metadata !"bar", metadata !11, i32 2, metadata !13, i1 false, i1 true, i32 0, i32 0, null, i1 false, i1 false, i32 ()* @bar, null, null, null, i32 0} ; [ DW_TAG_subprogram ]
-!11 = metadata !{i32 786473, metadata !"b.c", metadata !"/tmp/", metadata !12} ; [ DW_TAG_file_type ]
-!12 = metadata !{i32 786449, i32 1, metadata !11, metadata !"4.2.1 (Based on Apple Inc. build 5658) (LLVM build)", i1 false, metadata !"", i32 0, null, null, metadata !17, null, metadata !""} ; [ DW_TAG_compile_unit ]
-!13 = metadata !{i32 786453, metadata !11, metadata !"", metadata !11, i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !14, i32 0, null} ; [ DW_TAG_subroutine_type ]
+!10 = metadata !{i32 786478, metadata !20, metadata !11, metadata !"bar", metadata !"bar", metadata !"bar", i32 2, metadata !13, i1 false, i1 true, i32 0, i32 0, null, i1 false, i1 false, i32 ()* @bar, null, null, null, i32 0} ; [ DW_TAG_subprogram ]
+!11 = metadata !{i32 786473, metadata !20} ; [ DW_TAG_file_type ]
+!12 = metadata !{i32 786449, metadata !20, i32 1, metadata !"4.2.1 (Based on Apple Inc. build 5658) (LLVM build)", i1 false, metadata !"", i32 0, metadata !19, metadata !19, metadata !17, null, null, metadata !""} ; [ DW_TAG_compile_unit ]
+!13 = metadata !{i32 786453, metadata !20, metadata !11, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !14, i32 0, null} ; [ DW_TAG_subroutine_type ]
 !14 = metadata !{metadata !15}
-!15 = metadata !{i32 786468, metadata !11, metadata !"int", metadata !11, i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
+!15 = metadata !{i32 786468, metadata !20, metadata !11, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
+!18 = metadata !{metadata !"a.c", metadata !"/tmp/"}
+!19 = metadata !{i32 0}
+!20 = metadata !{metadata !"b.c", metadata !"/tmp/"}
diff --git a/llvm/test/DebugInfo/X86/2011-12-16-BadStructRef.ll b/llvm/test/DebugInfo/X86/2011-12-16-BadStructRef.ll
index e33de48..405d9f5 100644
--- a/llvm/test/DebugInfo/X86/2011-12-16-BadStructRef.ll
+++ b/llvm/test/DebugInfo/X86/2011-12-16-BadStructRef.ll
@@ -88,7 +88,7 @@
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 720913, i32 4, metadata !6, 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 ]
+!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}
 !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} ; [ DW_TAG_class_type ]
@@ -99,7 +99,7 @@
 !10 = metadata !{metadata !11, metadata !13}
 !11 = metadata !{i32 720909, metadata !82, metadata !9, metadata !"h", i32 5, i64 32, i64 32, i64 0, i32 0, metadata !12} ; [ DW_TAG_member ]
 !12 = metadata !{i32 720932, null, null, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
-!13 = metadata !{i32 720942, metadata !6, metadata !9, metadata !"baz", metadata !"baz", metadata !"", i32 6, metadata !14, i1 false, i1 false, i32 0, i32 0, null, i32 256, i1 false, null, null, i32 0, metadata !17, i32 0} ; [ DW_TAG_subprogram ]
+!13 = metadata !{i32 720942, metadata !82, metadata !9, metadata !"baz", metadata !"baz", metadata !"", i32 6, metadata !14, i1 false, i1 false, i32 0, i32 0, null, i32 256, i1 false, null, null, i32 0, metadata !17, i32 0} ; [ DW_TAG_subprogram ]
 !14 = metadata !{i32 720917, i32 0, metadata !"", i32 0, i32 0, i64 0, i64 0, i32 0, i32 0, i32 0, metadata !15, i32 0, i32 0} ; [ DW_TAG_subroutine_type ]
 !15 = metadata !{null, metadata !16, metadata !12}
 !16 = metadata !{i32 720911, i32 0, metadata !"", i32 0, i32 0, i64 64, i64 64, i64 0, i32 64, metadata !9} ; [ DW_TAG_pointer_type ]
@@ -107,14 +107,14 @@
 !18 = metadata !{i32 720932}                      ; [ DW_TAG_base_type ]
 !19 = metadata !{i32 720909, metadata !82, metadata !5, metadata !"b_ref", i32 12, i64 64, i64 64, i64 64, i32 0, metadata !20} ; [ DW_TAG_member ]
 !20 = metadata !{i32 720912, null, null, null, i32 0, i64 0, i64 0, i64 0, i32 0, metadata !9} ; [ DW_TAG_reference_type ]
-!21 = metadata !{i32 720942, metadata !6, metadata !5, metadata !"bar", metadata !"bar", metadata !"", i32 13, metadata !22, i1 false, i1 false, i32 0, i32 0, null, i32 256, i1 false, null, null, i32 0, metadata !25, i32 0} ; [ DW_TAG_subprogram ]
+!21 = metadata !{i32 720942, metadata !82, metadata !5, metadata !"bar", metadata !"bar", metadata !"", i32 13, metadata !22, i1 false, i1 false, i32 0, i32 0, null, i32 256, i1 false, null, null, i32 0, metadata !25, i32 0} ; [ DW_TAG_subprogram ]
 !22 = metadata !{i32 720917, i32 0, metadata !"", i32 0, i32 0, i64 0, i64 0, i32 0, i32 0, i32 0, metadata !23, i32 0, i32 0} ; [ DW_TAG_subroutine_type ]
 !23 = metadata !{null, metadata !24, metadata !12}
 !24 = metadata !{i32 720911, i32 0, metadata !"", i32 0, i32 0, i64 64, i64 64, i64 0, i32 64, metadata !5} ; [ DW_TAG_pointer_type ]
 !25 = metadata !{metadata !26}
 !26 = metadata !{i32 720932}                      ; [ DW_TAG_base_type ]
 !27 = metadata !{metadata !29, metadata !37, metadata !40, metadata !43, metadata !46}
-!29 = metadata !{i32 720942, metadata !6, metadata !6, metadata !"main", metadata !"main", metadata !"", i32 17, metadata !30, i1 false, i1 true, i32 0, i32 0, i32 0, i32 256, i1 false, i32 (i32, i8**)* @main, null, null, metadata !35, i32 0} ; [ DW_TAG_subprogram ]
+!29 = metadata !{i32 720942, metadata !82, metadata !6, metadata !"main", metadata !"main", metadata !"", i32 17, metadata !30, i1 false, i1 true, i32 0, i32 0, i32 0, i32 256, i1 false, i32 (i32, i8**)* @main, null, null, metadata !35, i32 0} ; [ DW_TAG_subprogram ]
 !30 = metadata !{i32 720917, i32 0, metadata !"", i32 0, i32 0, i64 0, i64 0, i32 0, i32 0, i32 0, metadata !31, i32 0, i32 0} ; [ DW_TAG_subroutine_type ]
 !31 = metadata !{metadata !12, metadata !12, metadata !32}
 !32 = metadata !{i32 720911, null, null, metadata !"", i32 0, i64 64, i64 64, i64 0, i32 0, metadata !33} ; [ DW_TAG_pointer_type ]
@@ -122,16 +122,16 @@
 !34 = metadata !{i32 720932, null, null, metadata !"char", i32 0, i64 8, i64 8, i64 0, i32 0, i32 6} ; [ DW_TAG_base_type ]
 !35 = metadata !{metadata !36}
 !36 = metadata !{i32 720932}                      ; [ DW_TAG_base_type ]
-!37 = metadata !{i32 720942, metadata !6, null, metadata !"bar", metadata !"bar", metadata !"_ZN3barC1Ei", i32 13, metadata !22, i1 false, i1 true, i32 0, i32 0, i32 0, i32 256, i1 false, void (%struct.bar*, i32)* @_ZN3barC1Ei, null, metadata !21, metadata !38, i32 0} ; [ DW_TAG_subprogram ]
+!37 = metadata !{i32 720942, metadata !82, null, metadata !"bar", metadata !"bar", metadata !"_ZN3barC1Ei", i32 13, metadata !22, i1 false, i1 true, i32 0, i32 0, i32 0, i32 256, i1 false, void (%struct.bar*, i32)* @_ZN3barC1Ei, null, metadata !21, metadata !38, i32 0} ; [ DW_TAG_subprogram ]
 !38 = metadata !{metadata !39}
 !39 = metadata !{i32 720932}                      ; [ DW_TAG_base_type ]
-!40 = metadata !{i32 720942, metadata !6, null, metadata !"bar", metadata !"bar", metadata !"_ZN3barC2Ei", i32 13, metadata !22, i1 false, i1 true, i32 0, i32 0, i32 0, i32 256, i1 false, void (%struct.bar*, i32)* @_ZN3barC2Ei, null, metadata !21, metadata !41, i32 0} ; [ DW_TAG_subprogram ]
+!40 = metadata !{i32 720942, metadata !82, null, metadata !"bar", metadata !"bar", metadata !"_ZN3barC2Ei", i32 13, metadata !22, i1 false, i1 true, i32 0, i32 0, i32 0, i32 256, i1 false, void (%struct.bar*, i32)* @_ZN3barC2Ei, null, metadata !21, metadata !41, i32 0} ; [ DW_TAG_subprogram ]
 !41 = metadata !{metadata !42}
 !42 = metadata !{i32 720932}                      ; [ DW_TAG_base_type ]
-!43 = metadata !{i32 720942, metadata !6, null, metadata !"baz", metadata !"baz", metadata !"_ZN3bazC1Ei", i32 6, metadata !14, i1 false, i1 true, i32 0, i32 0, i32 0, i32 256, i1 false, void (%struct.baz*, i32)* @_ZN3bazC1Ei, null, metadata !13, metadata !44, i32 0} ; [ DW_TAG_subprogram ]
+!43 = metadata !{i32 720942, metadata !82, null, metadata !"baz", metadata !"baz", metadata !"_ZN3bazC1Ei", i32 6, metadata !14, i1 false, i1 true, i32 0, i32 0, i32 0, i32 256, i1 false, void (%struct.baz*, i32)* @_ZN3bazC1Ei, null, metadata !13, metadata !44, i32 0} ; [ DW_TAG_subprogram ]
 !44 = metadata !{metadata !45}
 !45 = metadata !{i32 720932}                      ; [ DW_TAG_base_type ]
-!46 = metadata !{i32 720942, metadata !6, null, metadata !"baz", metadata !"baz", metadata !"_ZN3bazC2Ei", i32 6, metadata !14, i1 false, i1 true, i32 0, i32 0, i32 0, i32 256, i1 false, void (%struct.baz*, i32)* @_ZN3bazC2Ei, null, metadata !13, metadata !47, i32 0} ; [ DW_TAG_subprogram ]
+!46 = metadata !{i32 720942, metadata !82, null, metadata !"baz", metadata !"baz", metadata !"_ZN3bazC2Ei", i32 6, metadata !14, i1 false, i1 true, i32 0, i32 0, i32 0, i32 256, i1 false, void (%struct.baz*, i32)* @_ZN3bazC2Ei, null, metadata !13, metadata !47, i32 0} ; [ DW_TAG_subprogram ]
 !47 = metadata !{metadata !48}
 !48 = metadata !{i32 720932}                      ; [ DW_TAG_base_type ]
 !49 = metadata !{i32 721153, metadata !29, metadata !"argc", metadata !6, i32 16777232, metadata !12, i32 0, i32 0} ; [ DW_TAG_arg_variable ]
@@ -139,7 +139,7 @@
 !51 = metadata !{i32 721153, metadata !29, metadata !"argv", metadata !6, i32 33554448, metadata !32, i32 0, i32 0} ; [ DW_TAG_arg_variable ]
 !52 = metadata !{i32 16, i32 27, metadata !29, null}
 !53 = metadata !{i32 721152, metadata !54, metadata !"myBar", metadata !6, i32 18, metadata !5, i32 0, i32 0} ; [ DW_TAG_auto_variable ]
-!54 = metadata !{i32 720907, metadata !29, i32 17, i32 1, metadata !6, i32 0} ; [ DW_TAG_lexical_block ]
+!54 = metadata !{i32 720907, metadata !82, metadata !29, i32 17, i32 1, i32 0} ; [ DW_TAG_lexical_block ]
 !55 = metadata !{i32 18, i32 9, metadata !54, null}
 !56 = metadata !{i32 18, i32 17, metadata !54, null}
 !57 = metadata !{i32 19, i32 5, metadata !54, null}
@@ -154,7 +154,7 @@
 !66 = metadata !{i32 13, i32 13, metadata !40, null}
 !67 = metadata !{i32 13, i32 33, metadata !40, null}
 !68 = metadata !{i32 13, i32 34, metadata !69, null}
-!69 = metadata !{i32 720907, metadata !40, i32 13, i32 33, metadata !6, i32 1} ; [ DW_TAG_lexical_block ]
+!69 = metadata !{i32 720907, metadata !82, metadata !40, i32 13, i32 33, i32 1} ; [ DW_TAG_lexical_block ]
 !70 = metadata !{i32 721153, metadata !43, metadata !"this", metadata !6, i32 16777222, metadata !16, i32 64, i32 0} ; [ DW_TAG_arg_variable ]
 !71 = metadata !{i32 6, i32 5, metadata !43, null}
 !72 = metadata !{i32 721153, metadata !43, metadata !"a", metadata !6, i32 33554438, metadata !12, i32 0, i32 0} ; [ DW_TAG_arg_variable ]
@@ -166,5 +166,5 @@
 !78 = metadata !{i32 6, i32 13, metadata !46, null}
 !79 = metadata !{i32 6, i32 23, metadata !46, null}
 !80 = metadata !{i32 6, i32 24, metadata !81, null}
-!81 = metadata !{i32 720907, metadata !46, i32 6, i32 23, metadata !6, i32 2} ; [ DW_TAG_lexical_block ]
+!81 = metadata !{i32 720907, metadata !82, metadata !46, i32 6, i32 23, i32 2} ; [ DW_TAG_lexical_block ]
 !82 = metadata !{metadata !"main.cpp", metadata !"/Users/echristo/tmp/bad-struct-ref"}
diff --git a/llvm/test/DebugInfo/X86/DW_AT_byte_size.ll b/llvm/test/DebugInfo/X86/DW_AT_byte_size.ll
index 5f3537a..ef55839 100644
--- a/llvm/test/DebugInfo/X86/DW_AT_byte_size.ll
+++ b/llvm/test/DebugInfo/X86/DW_AT_byte_size.ll
@@ -24,7 +24,7 @@
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 786449, i32 4, metadata !6, 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 ]
+!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}
 !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 ]
diff --git a/llvm/test/DebugInfo/X86/DW_AT_location-reference.ll b/llvm/test/DebugInfo/X86/DW_AT_location-reference.ll
index 9128708..f0f4f48 100644
--- a/llvm/test/DebugInfo/X86/DW_AT_location-reference.ll
+++ b/llvm/test/DebugInfo/X86/DW_AT_location-reference.ll
@@ -89,7 +89,7 @@
 
 !0 = metadata !{i32 786478, metadata !23, metadata !1, metadata !"f", metadata !"f", metadata !"", i32 4, metadata !3, i1 false, i1 true, i32 0, i32 0, i32 0, i32 256, i1 true, void ()* @f, null, null, metadata !22, i32 4} ; [ DW_TAG_subprogram ]
 !1 = metadata !{i32 786473, metadata !23} ; [ DW_TAG_file_type ]
-!2 = metadata !{i32 786449, i32 12, metadata !1, metadata !"clang version 3.0 (trunk)", i1 true, metadata !"", i32 0, null, null, metadata !21, null,  null, null} ; [ DW_TAG_compile_unit ]
+!2 = metadata !{i32 786449, metadata !23, i32 12, metadata !"clang version 3.0 (trunk)", i1 true, metadata !"", i32 0, metadata !4, metadata !4, metadata !21, null,  null, null} ; [ DW_TAG_compile_unit ]
 !3 = metadata !{i32 786453, metadata !23, metadata !1, metadata !"", i32 0, i64 0, i64 0, i32 0, i32 0, i32 0, metadata !4, i32 0, i32 0} ; [ DW_TAG_subroutine_type ]
 !4 = metadata !{null}
 !5 = metadata !{i32 786688, metadata !6, metadata !"x", metadata !1, i32 5, metadata !7, i32 0, null} ; [ DW_TAG_auto_variable ]
diff --git a/llvm/test/DebugInfo/X86/aligned_stack_var.ll b/llvm/test/DebugInfo/X86/aligned_stack_var.ll
index db00d55..5b23f64 100644
--- a/llvm/test/DebugInfo/X86/aligned_stack_var.ll
+++ b/llvm/test/DebugInfo/X86/aligned_stack_var.ll
@@ -26,7 +26,7 @@
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 786449, i32 4, metadata !6, 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 ]
+!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}
 !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 ]
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 7e318f6..3d36350 100644
--- a/llvm/test/DebugInfo/X86/debug-info-block-captured-self.ll
+++ b/llvm/test/DebugInfo/X86/debug-info-block-captured-self.ll
@@ -77,7 +77,7 @@
 }
 
 !llvm.dbg.cu = !{!0}
-!0 = metadata !{i32 786449, i32 16, metadata !1, metadata !"clang version 3.3 ", i1 false, metadata !"", i32 2, metadata !2, metadata !4, metadata !23, metadata !15,  metadata !15, metadata !""} ; [ DW_TAG_compile_unit ] [llvm/tools/clang/test/CodeGenObjC/debug-info-block-captured-self.m] [DW_LANG_ObjC]
+!0 = metadata !{i32 786449, metadata !107, i32 16, metadata !"clang version 3.3 ", i1 false, metadata !"", i32 2, metadata !2, metadata !4, metadata !23, metadata !15,  metadata !15, metadata !""} ; [ DW_TAG_compile_unit ] [llvm/tools/clang/test/CodeGenObjC/debug-info-block-captured-self.m] [DW_LANG_ObjC]
 !1 = metadata !{i32 786473, metadata !107} ; [ DW_TAG_file_type ]
 !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, i32 0} ; [ DW_TAG_enumeration_type ] [line 20, size 32, align 32, offset 0] [from ]
diff --git a/llvm/test/DebugInfo/X86/debug-info-static-member.ll b/llvm/test/DebugInfo/X86/debug-info-static-member.ll
index a92b255..02b8ae0 100644
--- a/llvm/test/DebugInfo/X86/debug-info-static-member.ll
+++ b/llvm/test/DebugInfo/X86/debug-info-static-member.ll
@@ -58,7 +58,7 @@
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 786449, i32 4, metadata !6, 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]
+!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}
 !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]
diff --git a/llvm/test/DebugInfo/X86/debug_frame.ll b/llvm/test/DebugInfo/X86/debug_frame.ll
index 0e93427..622e5d3 100644
--- a/llvm/test/DebugInfo/X86/debug_frame.ll
+++ b/llvm/test/DebugInfo/X86/debug_frame.ll
@@ -12,8 +12,9 @@
 !llvm.dbg.cu = !{!2}
 !5 = metadata !{metadata !0}
 
-!0 = metadata !{i32 786478, i32 0, metadata !1, metadata !"f", metadata !"f", metadata !"", metadata !1, i32 1, metadata !3, i1 false, i1 true, i32 0, i32 0, i32 0, i32 256, i1 true, void ()* @f, null, null, null, i32 1} ; [ DW_TAG_subprogram ]
-!1 = metadata !{i32 786473, metadata !"/home/espindola/llvm/test.c", metadata !"/home/espindola/llvm/build", metadata !2} ; [ DW_TAG_file_type ]
-!2 = metadata !{i32 786449, i32 0, i32 12, metadata !"/home/espindola/llvm/test.c", metadata !"/home/espindola/llvm/build", metadata !"clang version 3.0 ()", i1 true, i1 true, metadata !"", i32 0, null, null, metadata !5, null} ; [ DW_TAG_compile_unit ]
-!3 = metadata !{i32 786453, metadata !1, metadata !"", metadata !1, i32 0, i64 0, i64 0, i32 0, i32 0, i32 0, metadata !4, i32 0, i32 0} ; [ DW_TAG_subroutine_type ]
+!0 = metadata !{i32 786478, metadata !6, metadata !1, metadata !"f", metadata !"f", metadata !"", i32 1, metadata !3, i1 false, i1 true, i32 0, i32 0, i32 0, i32 256, i1 true, void ()* @f, null, null, null, i32 1} ; [ DW_TAG_subprogram ]
+!1 = metadata !{i32 786473, metadata !6} ; [ DW_TAG_file_type ]
+!2 = metadata !{i32 786449, metadata !6, i32 12, metadata !"clang version 3.0 ()", i1 true, metadata !"", i32 0, metadata !4, metadata !4, metadata !5, null, null, metadata !""} ; [ DW_TAG_compile_unit ]
+!3 = metadata !{i32 786453, metadata !6, metadata !1, metadata !"", i32 0, i64 0, i64 0, i32 0, i32 0, i32 0, metadata !4, i32 0, i32 0} ; [ DW_TAG_subroutine_type ]
 !4 = metadata !{null}
+!6 = metadata !{metadata !"/home/espindola/llvm/test.c", metadata !"/home/espindola/llvm/build"}
diff --git a/llvm/test/DebugInfo/X86/enum-fwd-decl.ll b/llvm/test/DebugInfo/X86/enum-fwd-decl.ll
index f4ff8b4..03f590c 100644
--- a/llvm/test/DebugInfo/X86/enum-fwd-decl.ll
+++ b/llvm/test/DebugInfo/X86/enum-fwd-decl.ll
@@ -5,12 +5,13 @@
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 786449, i32 4, metadata !6, 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]
+!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}
 !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 !"foo.cpp", metadata !"/tmp", null} ; [ DW_TAG_file_type ]
-!7 = metadata !{i32 786436, metadata !6, null, metadata !"E", i32 1, i64 16, i64 16, i32 0, i32 4, null, null, i32 0} ; [ DW_TAG_enumeration_type ] [E] [line 1, size 16, align 16, offset 0] [fwd] [from ]
+!6 = metadata !{i32 786473, metadata !8} ; [ DW_TAG_file_type ]
+!7 = metadata !{i32 786436, metadata !8, null, metadata !"E", i32 1, i64 16, i64 16, i32 0, i32 4, null, null, i32 0} ; [ DW_TAG_enumeration_type ] [E] [line 1, size 16, align 16, offset 0] [fwd] [from ]
+!8 = metadata !{metadata !"foo.cpp", metadata !"/tmp"}
 
 ; CHECK: DW_TAG_enumeration_type
 ; CHECK-NEXT: DW_AT_name
diff --git a/llvm/test/DebugInfo/X86/instcombine-instrinsics.ll b/llvm/test/DebugInfo/X86/instcombine-instrinsics.ll
index 4466828..886b0eb 100644
--- a/llvm/test/DebugInfo/X86/instcombine-instrinsics.ll
+++ b/llvm/test/DebugInfo/X86/instcombine-instrinsics.ll
@@ -61,7 +61,7 @@
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 786449, metadata !1, i32 12, metadata !"clang version 3.3 ", i1 true, metadata !"", i32 0, metadata !2, metadata !2, metadata !3, metadata !48, metadata !""} ; [ DW_TAG_compile_unit ]
+!0 = metadata !{i32 786449, metadata !1, i32 12, metadata !"clang version 3.3 ", i1 true, metadata !"", i32 0, metadata !2, metadata !2, metadata !3, metadata !48, null, metadata !""} ; [ DW_TAG_compile_unit ]
 !1 = metadata !{metadata !"i1", metadata !""}
 !2 = metadata !{i32 0}
 !3 = metadata !{metadata !4, metadata !21, metadata !33, metadata !47}
diff --git a/llvm/test/DebugInfo/X86/linkage-name.ll b/llvm/test/DebugInfo/X86/linkage-name.ll
index 4997b8b..1ed7b18 100644
--- a/llvm/test/DebugInfo/X86/linkage-name.ll
+++ b/llvm/test/DebugInfo/X86/linkage-name.ll
@@ -26,7 +26,7 @@
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 786449, i32 4, metadata !6, 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 ]
+!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}
 !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 ]
diff --git a/llvm/test/DebugInfo/X86/low-pc-cu.ll b/llvm/test/DebugInfo/X86/low-pc-cu.ll
index 847ee9f..f7e1aae 100644
--- a/llvm/test/DebugInfo/X86/low-pc-cu.ll
+++ b/llvm/test/DebugInfo/X86/low-pc-cu.ll
@@ -14,7 +14,7 @@
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 786449, i32 4, metadata !6, 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 ]
+!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}
 !3 = metadata !{metadata !5, metadata !12}
 !5 = metadata !{i32 786478, metadata !6, i32 0, 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 ]
diff --git a/llvm/test/DebugInfo/X86/misched-dbg-value.ll b/llvm/test/DebugInfo/X86/misched-dbg-value.ll
index 93302da..9aa362f 100644
--- a/llvm/test/DebugInfo/X86/misched-dbg-value.ll
+++ b/llvm/test/DebugInfo/X86/misched-dbg-value.ll
@@ -89,7 +89,7 @@
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 786449, i32 12, metadata !3, 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 !29, 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, i32 0} ; [ DW_TAG_enumeration_type ] [line 128, size 32, align 32, offset 0] [from ]
 !3 = metadata !{i32 786473, metadata !82} ; [ DW_TAG_file_type ]
diff --git a/llvm/test/DebugInfo/X86/multiple-at-const-val.ll b/llvm/test/DebugInfo/X86/multiple-at-const-val.ll
index 637a6ae..2e02cbd 100644
--- a/llvm/test/DebugInfo/X86/multiple-at-const-val.ll
+++ b/llvm/test/DebugInfo/X86/multiple-at-const-val.ll
@@ -31,7 +31,7 @@
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 786449, i32 4, metadata !961, 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 !1786, 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 ]
@@ -53,7 +53,7 @@
 !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}
 !956 = metadata !{metadata !960}
-!960 = metadata !{i32 786478, metadata !961, 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 ]
+!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 ]
 !1786 = metadata !{metadata !1800}
 !1800 = metadata !{i32 786484, i32 0, metadata !5, metadata !"badbit", metadata !"badbit", metadata !"badbit", metadata !5, i32 331, metadata !78, i32 1, i32 1, i32 1, metadata !77} ; [ DW_TAG_variable ]
diff --git a/llvm/test/DebugInfo/X86/pointer-type-size.ll b/llvm/test/DebugInfo/X86/pointer-type-size.ll
index b065353..a640069 100644
--- a/llvm/test/DebugInfo/X86/pointer-type-size.ll
+++ b/llvm/test/DebugInfo/X86/pointer-type-size.ll
@@ -10,7 +10,7 @@
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 786449, i32 12, metadata !6, 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 ]
+!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}
 !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 ]
diff --git a/llvm/test/DebugInfo/X86/pr12831.ll b/llvm/test/DebugInfo/X86/pr12831.ll
index 8ae1427..0244d1e 100644
--- a/llvm/test/DebugInfo/X86/pr12831.ll
+++ b/llvm/test/DebugInfo/X86/pr12831.ll
@@ -77,11 +77,11 @@
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 786449, i32 4, metadata !159, metadata !"clang version 3.2 ", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !128, metadata !""} ; [ DW_TAG_compile_unit ]
+!0 = metadata !{i32 786449, metadata !161, i32 4, metadata !"clang version 3.2 ", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !128, null, metadata !""} ; [ DW_TAG_compile_unit ]
 !1 = metadata !{i32 0}
 !3 = metadata !{metadata !5, metadata !106, metadata !107, metadata !126, metadata !127}
 !5 = metadata !{i32 786478, metadata !6, null, metadata !"writeExpr", metadata !"writeExpr", metadata !"_ZN17BPLFunctionWriter9writeExprEv", i32 19, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void (%class.BPLFunctionWriter*)* @_ZN17BPLFunctionWriter9writeExprEv, null, metadata !103, metadata !1, i32 19} ; [ DW_TAG_subprogram ]
-!6 = metadata !{i32 786473, metadata !"BPLFunctionWriter2.ii", metadata !"/home/peter/crashdelta", null} ; [ DW_TAG_file_type ]
+!6 = metadata !{i32 786473, metadata !160} ; [ DW_TAG_file_type ]
 !7 = metadata !{i32 786453, i32 0, metadata !"", i32 0, i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !8, i32 0, i32 0} ; [ DW_TAG_subroutine_type ]
 !8 = metadata !{null, metadata !9}
 !9 = metadata !{i32 786447, i32 0, metadata !"", i32 0, i32 0, i64 64, i64 64, i64 0, i32 64, metadata !10} ; [ DW_TAG_pointer_type ]
@@ -204,9 +204,9 @@
 !126 = metadata !{i32 786478, metadata !6, null, metadata !"function<BPLFunctionWriter::<lambda at BPLFunctionWriter2.ii:20:36> >", metadata !"function<BPLFunctionWriter::<lambda at BPLFunctionWriter2.ii:20:36> >", metadata !"_ZN8functionIFvvEEC2IZN17BPLFunctionWriter9writeExprEvE3$_0EET_", i32 8, metadata !23, i1 true, i1 true, i32 0, i32 0, null, i32 256, i1 false, void (%class.function*)* @"_ZN8functionIFvvEEC2IZN17BPLFunctionWriter9writeExprEvE3$_0EET_", metadata !47, metadata !22, metadata !1, i32 8} ; [ DW_TAG_subprogram ]
 !127 = metadata !{i32 786478, metadata !6, null, metadata !"_M_not_empty_function<BPLFunctionWriter::<lambda at BPLFunctionWriter2.ii:20:36> >", metadata !"_M_not_empty_function<BPLFunctionWriter::<lambda at BPLFunctionWriter2.ii:20:36> >", metadata !"_ZN13_Base_manager21_M_not_empty_functionIZN17BPLFunctionWriter9writeExprEvE3$_0EEvRKT_", i32 3, metadata !117, i1 true, i1 true, i32 0, i32 0, null, i32 256, i1 false, void (%class.anon*)* @"_ZN13_Base_manager21_M_not_empty_functionIZN17BPLFunctionWriter9writeExprEvE3$_0EEvRKT_", metadata !120, metadata !116, metadata !1, i32 3} ; [ DW_TAG_subprogram ]
 !128 = metadata !{metadata !130}
-!130 = metadata !{i32 786484, i32 0, metadata !114, metadata !"__stored_locally", metadata !"__stored_locally", metadata !"__stored_locally", metadata !6, i32 2, metadata !131, i32 1, i32 1, i1 true} ; [ DW_TAG_variable ]
-!131 = metadata !{i32 786470, null, metadata !"", null, i32 0, i64 0, i64 0, i64 0, i32 0, metadata !132} ; [ DW_TAG_const_type ]
-!132 = metadata !{i32 786468, null, metadata !"bool", null, i32 0, i64 8, i64 8, i64 0, i32 0, i32 2} ; [ DW_TAG_base_type ]
+!130 = metadata !{i32 786484, i32 0, metadata !114, metadata !"__stored_locally", metadata !"__stored_locally", metadata !"__stored_locally", metadata !6, i32 2, metadata !131, i32 1, i32 1, i1 true, null} ; [ DW_TAG_variable ]
+!131 = metadata !{i32 786470, null, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, metadata !132} ; [ DW_TAG_const_type ]
+!132 = metadata !{i32 786468, null, null, metadata !"bool", i32 0, i64 8, i64 8, i64 0, i32 0, i32 2} ; [ DW_TAG_base_type ]
 !133 = metadata !{i32 786689, metadata !5, metadata !"this", metadata !6, i32 16777235, metadata !134, i32 64, i32 0} ; [ DW_TAG_arg_variable ]
 !134 = metadata !{i32 786447, null, metadata !"", null, i32 0, i64 64, i64 64, i64 0, i32 0, metadata !10} ; [ DW_TAG_pointer_type ]
 !135 = metadata !{i32 19, i32 39, metadata !5, null}
@@ -233,5 +233,6 @@
 !156 = metadata !{i32 10, i32 13, metadata !155, null}
 !157 = metadata !{i32 4, i32 5, metadata !158, null}
 !158 = metadata !{i32 786443, metadata !127, i32 3, i32 105, metadata !6, i32 4} ; [ DW_TAG_lexical_block ]
-!159 = metadata !{i32 786473, metadata !"BPLFunctionWriter.cpp", metadata !"/home/peter/crashdelta", null} ; [ DW_TAG_file_type ]
+!159 = metadata !{i32 786473, metadata !161} ; [ DW_TAG_file_type ]
 !160 = metadata !{metadata !"BPLFunctionWriter2.ii", metadata !"/home/peter/crashdelta"}
+!161 = metadata !{metadata !"BPLFunctionWriter.cpp", metadata !"/home/peter/crashdelta"}
diff --git a/llvm/test/DebugInfo/X86/pr13303.ll b/llvm/test/DebugInfo/X86/pr13303.ll
index 3e06792..338c576 100644
--- a/llvm/test/DebugInfo/X86/pr13303.ll
+++ b/llvm/test/DebugInfo/X86/pr13303.ll
@@ -14,7 +14,7 @@
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 786449, i32 12, metadata !6, 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]
+!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}
 !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]
diff --git a/llvm/test/DebugInfo/X86/pr9951.ll b/llvm/test/DebugInfo/X86/pr9951.ll
index cb348e2..db60fb1 100644
--- a/llvm/test/DebugInfo/X86/pr9951.ll
+++ b/llvm/test/DebugInfo/X86/pr9951.ll
@@ -8,13 +8,14 @@
 !llvm.dbg.cu = !{!2}
 !6 = metadata !{metadata !0}
 
-!0 = metadata !{i32 786478, i32 0, metadata !1, metadata !"f", metadata !"f", metadata !"", metadata !1, i32 1, metadata !3, i1 false, i1 true, i32 0, i32 0, i32 0, i32 256, i1 false, i32 ()* @f, null, null, null, i32 1} ; [ DW_TAG_subprogram ]
-!1 = metadata !{i32 786473, metadata !"/home/espindola/llvm/test.c", metadata !"/home/espindola/llvm/build-rust2", metadata !2} ; [ DW_TAG_file_type ]
-!2 = metadata !{i32 786449, i32 0, i32 12, metadata !"/home/espindola/llvm/test.c", metadata !"/home/espindola/llvm/build-rust2", metadata !"clang version 3.0 ()", i1 true, i1 false, metadata !"", i32 0, null, null, metadata !6, null} ; [ DW_TAG_compile_unit ]
-!3 = metadata !{i32 786453, metadata !1, metadata !"", metadata !1, i32 0, i64 0, i64 0, i32 0, i32 0, i32 0, metadata !4, i32 0, i32 0} ; [ DW_TAG_subroutine_type ]
+!0 = metadata !{i32 786478, metadata !7, metadata !1, metadata !"f", metadata !"f", metadata !"", i32 1, metadata !3, i1 false, i1 true, i32 0, i32 0, i32 0, i32 256, i1 false, i32 ()* @f, null, null, null, i32 1} ; [ DW_TAG_subprogram ]
+!1 = metadata !{i32 786473, metadata !7} ; [ DW_TAG_file_type ]
+!2 = metadata !{i32 786449, metadata !7, i32 12, metadata !"clang version 3.0 ()", i1 true, metadata !"", i32 0, metadata !8, metadata !8, metadata !6, null, null, metadata !""} ; [ DW_TAG_compile_unit ]
+!3 = metadata !{i32 786453, metadata !7, metadata !1, metadata !"", i32 0, i64 0, i64 0, i32 0, i32 0, i32 0, metadata !4, i32 0, i32 0} ; [ DW_TAG_subroutine_type ]
 !4 = metadata !{metadata !5}
-!5 = metadata !{i32 786468, metadata !2, metadata !"int", null, i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
-
+!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 ]
+!7 = metadata !{metadata !"/home/espindola/llvm/test.c", metadata !"/home/espindola/llvm/build-rust2"}
+!8 = metadata !{i32 0}
 
 ; CHECK:      _f:                                     ## @f
 ; CHECK-NEXT: Ltmp0:
diff --git a/llvm/test/DebugInfo/X86/rvalue-ref.ll b/llvm/test/DebugInfo/X86/rvalue-ref.ll
index 94ffc30..d4f69fe 100644
--- a/llvm/test/DebugInfo/X86/rvalue-ref.ll
+++ b/llvm/test/DebugInfo/X86/rvalue-ref.ll
@@ -22,7 +22,7 @@
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 786449, i32 4, metadata !6, 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 ]
+!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}
 !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 ]
diff --git a/llvm/test/DebugInfo/X86/stmt-list.ll b/llvm/test/DebugInfo/X86/stmt-list.ll
index 4c8521f..c3a456e 100644
--- a/llvm/test/DebugInfo/X86/stmt-list.ll
+++ b/llvm/test/DebugInfo/X86/stmt-list.ll
@@ -13,8 +13,9 @@
 !llvm.dbg.cu = !{!2}
 !5 = metadata !{metadata !0}
 
-!0 = metadata !{i32 786478, i32 0, metadata !1, metadata !"f", metadata !"f", metadata !"", metadata !1, i32 1, metadata !3, i1 false, i1 true, i32 0, i32 0, i32 0, i32 256, i1 true, void ()* @f, null, null, null, i32 1} ; [ DW_TAG_subprogram ]
-!1 = metadata !{i32 786473, metadata !"test2.c", metadata !"/home/espindola/llvm", metadata !2} ; [ DW_TAG_file_type ]
-!2 = metadata !{i32 786449, i32 0, i32 12, metadata !"test2.c", metadata !"/home/espindola/llvm", metadata !"clang version 3.0 ()", i1 true, i1 true, metadata !"", i32 0, null, null, metadata !5, null} ; [ DW_TAG_compile_unit ]
-!3 = metadata !{i32 786453, metadata !1, metadata !"", metadata !1, i32 0, i64 0, i64 0, i32 0, i32 0, i32 0, metadata !4, i32 0, i32 0} ; [ DW_TAG_subroutine_type ]
+!0 = metadata !{i32 786478, metadata !6, metadata !1, metadata !"f", metadata !"f", metadata !"", i32 1, metadata !3, i1 false, i1 true, i32 0, i32 0, i32 0, i32 256, i1 true, void ()* @f, null, null, null, i32 1} ; [ DW_TAG_subprogram ]
+!1 = metadata !{i32 786473, metadata !6} ; [ DW_TAG_file_type ]
+!2 = metadata !{i32 786449, metadata !6, i32 12, metadata !"clang version 3.0 ()", i1 true, metadata !"", i32 0, metadata !4, metadata !4, metadata !5, null, null, metadata !""} ; [ DW_TAG_compile_unit ]
+!3 = metadata !{i32 786453, metadata !6, metadata !1, metadata !"", i32 0, i64 0, i64 0, i32 0, i32 0, i32 0, metadata !4, i32 0, i32 0} ; [ DW_TAG_subroutine_type ]
 !4 = metadata !{null}
+!6 = metadata !{metadata !"test2.c", metadata !"/home/espindola/llvm"}
diff --git a/llvm/test/DebugInfo/X86/struct-loc.ll b/llvm/test/DebugInfo/X86/struct-loc.ll
index 76cb1f7..fb990b2 100644
--- a/llvm/test/DebugInfo/X86/struct-loc.ll
+++ b/llvm/test/DebugInfo/X86/struct-loc.ll
@@ -13,7 +13,7 @@
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 786449, i32 12, metadata !6, 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 ]
+!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}
 !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 ]
diff --git a/llvm/test/DebugInfo/X86/subreg.ll b/llvm/test/DebugInfo/X86/subreg.ll
index 89e5b7b..9aa6e54 100644
--- a/llvm/test/DebugInfo/X86/subreg.ll
+++ b/llvm/test/DebugInfo/X86/subreg.ll
@@ -22,10 +22,10 @@
 !0 = metadata !{i32 786689, metadata !1, metadata !"zzz", metadata !2, i32 16777219, metadata !6, i32 0, null} ; [ DW_TAG_arg_variable ]
 !1 = metadata !{i32 786478, metadata !10, metadata !2, metadata !"f", metadata !"f", metadata !"", i32 3, metadata !4, i1 false, i1 true, i32 0, i32 0, i32 0, i32 256, i1 false, i16 (i16)* @f, null, null, null, i32 3} ; [ DW_TAG_subprogram ]
 !2 = metadata !{i32 786473, metadata !10} ; [ DW_TAG_file_type ]
-!3 = metadata !{i32 786449, i32 12, metadata !2, metadata !"clang version 3.0 ()", i1 false, metadata !"", i32 0, null, null, metadata !9, null,  null, metadata !""} ; [ DW_TAG_compile_unit ]
+!3 = metadata !{i32 786449, metadata !10, i32 12, metadata !"clang version 3.0 ()", i1 false, metadata !"", i32 0, metadata !5, metadata !5, metadata !9, null,  null, metadata !""} ; [ DW_TAG_compile_unit ]
 !4 = metadata !{i32 786453, metadata !10, metadata !2, metadata !"", i32 0, i64 0, i64 0, i32 0, i32 0, i32 0, metadata !5, i32 0, i32 0} ; [ DW_TAG_subroutine_type ]
 !5 = metadata !{null}
 !6 = metadata !{i32 786468, null, metadata !3, metadata !"short", i32 0, i64 16, i64 16, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
 !7 = metadata !{i32 4, i32 22, metadata !8, null}
 !8 = metadata !{i32 786443, metadata !10, metadata !1, i32 3, i32 19, i32 0} ; [ DW_TAG_lexical_block ]
-!10 = metadata !{i32 786473, metadata !"/home/espindola/llvm/test.c", metadata !"/home/espindola/tmpfs/build"}
+!10 = metadata !{metadata !"/home/espindola/llvm/test.c", metadata !"/home/espindola/tmpfs/build"}
diff --git a/llvm/test/DebugInfo/X86/vector.ll b/llvm/test/DebugInfo/X86/vector.ll
index 658303a..0f33032 100644
--- a/llvm/test/DebugInfo/X86/vector.ll
+++ b/llvm/test/DebugInfo/X86/vector.ll
@@ -11,7 +11,7 @@
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 786449, i32 12, metadata !6, 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]
+!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}
 !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]
diff --git a/llvm/test/DebugInfo/array.ll b/llvm/test/DebugInfo/array.ll
index d7c96f6..f6556fc 100644
--- a/llvm/test/DebugInfo/array.ll
+++ b/llvm/test/DebugInfo/array.ll
@@ -16,7 +16,7 @@
 
 !0 = metadata !{i32 786478, metadata !14, metadata !1, metadata !"main", metadata !"main", metadata !"", i32 3, metadata !3, i1 false, i1 true, i32 0, i32 0, i32 0, i32 0, i1 false, i32 ()* @main, null, null, null, i32 3} ; [ DW_TAG_subprogram ]
 !1 = metadata !{i32 786473, metadata !14} ; [ DW_TAG_file_type ]
-!2 = metadata !{i32 786449, metadata !1, i32 12, metadata !"clang version 3.0 (trunk 129138)", i1 false, metadata !"", i32 0, null, null, metadata !13, null,  null, null} ; [ DW_TAG_compile_unit ]
+!2 = metadata !{i32 786449, metadata !14, i32 12, metadata !"clang version 3.0 (trunk 129138)", i1 false, metadata !"", i32 0, metadata !15, metadata !15, metadata !13, null,  null, null} ; [ DW_TAG_compile_unit ]
 !3 = metadata !{i32 786453, metadata !14, metadata !1, metadata !"", i32 0, i64 0, i64 0, i32 0, i32 0, i32 0, metadata !4, i32 0, i32 0} ; [ DW_TAG_subroutine_type ]
 !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 ]
@@ -34,3 +34,4 @@
 !12 = metadata !{i32 5, i32 3, metadata !7, null}
 !13 = metadata !{metadata !0}
 !14 = metadata !{metadata !"array.c", metadata !"/private/tmp"}
+!15 = metadata !{i32 0}
diff --git a/llvm/test/DebugInfo/bug_null_debuginfo.ll b/llvm/test/DebugInfo/bug_null_debuginfo.ll
index b17affe..06436f9 100644
--- a/llvm/test/DebugInfo/bug_null_debuginfo.ll
+++ b/llvm/test/DebugInfo/bug_null_debuginfo.ll
@@ -2,4 +2,5 @@
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{null, null, null}
+!0 = metadata !{i32 786449, metadata !1, i32 12, metadata !"", i1 false, metadata !"", i32 0, null, null, null,  null, null, metadata !""} ; [ DW_TAG_compile_unit ]
+!1 = metadata !{metadata !"t", metadata !""}
diff --git a/llvm/test/DebugInfo/dwarf-public-names.ll b/llvm/test/DebugInfo/dwarf-public-names.ll
index 5d33048..0733c1b 100644
--- a/llvm/test/DebugInfo/dwarf-public-names.ll
+++ b/llvm/test/DebugInfo/dwarf-public-names.ll
@@ -86,7 +86,7 @@
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 786449, i32 4, metadata !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]
+!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}
 !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]
diff --git a/llvm/test/DebugInfo/inheritance.ll b/llvm/test/DebugInfo/inheritance.ll
index 6081295..b0665b2 100644
--- a/llvm/test/DebugInfo/inheritance.ll
+++ b/llvm/test/DebugInfo/inheritance.ll
@@ -109,7 +109,7 @@
 !1 = metadata !{i32 458763, metadata !44, metadata !2, i32 0, i32 0, i32 0} ; [ DW_TAG_lexical_block ]
 !2 = metadata !{i32 458763, metadata !44, metadata !3, i32 0, i32 0, i32 0} ; [ DW_TAG_lexical_block ]
 !3 = metadata !{i32 458798, i32 0, metadata !4, metadata !"main", metadata !"main", metadata !"main", i32 11, metadata !5, i1 false, i1 true, i32 0, i32 0, null, i1 false, i32 0, null, null, null, null, i32 0} ; [ DW_TAG_subprogram ]
-!4 = metadata !{i32 458769, i32 0, i32 4, metadata !"inheritance.cpp", metadata !"/tmp/", metadata !"4.2.1 (Based on Apple Inc. build 5658) (LLVM build)", i1 true, i1 false, metadata !"", i32 0} ; [ DW_TAG_compile_unit ]
+!4 = metadata !{i32 458769, metadata !44, i32 4, metadata !"4.2.1 (Based on Apple Inc. build 5658) (LLVM build)", i1 true, metadata !"", i32 0, metadata !45, metadata !45, null, null, null, metadata !""} ; [ DW_TAG_compile_unit ]
 !5 = metadata !{i32 458773, metadata !4, metadata !"", metadata !4, i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !6, i32 0, null} ; [ DW_TAG_subroutine_type ]
 !6 = metadata !{metadata !7}
 !7 = metadata !{i32 458788, null, metadata !4, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
@@ -118,7 +118,7 @@
 !10 = metadata !{i32 458765, metadata !44, metadata !8, metadata !"_vptr$test1", i32 1, i64 64, i64 64, i64 0, i32 0, metadata !11} ; [ DW_TAG_member ]
 !11 = metadata !{i32 458767, metadata !4, metadata !"", metadata !4, i32 0, i64 64, i64 64, i64 0, i32 0, metadata !12} ; [ DW_TAG_pointer_type ]
 !12 = metadata !{i32 458767, null, metadata !4, metadata !"__vtbl_ptr_type", i32 0, i64 0, i64 0, i64 0, i32 0, metadata !5} ; [ DW_TAG_pointer_type ]
-!13 = metadata !{i32 458769, i32 0, i32 4, metadata !"<built-in>", metadata !"/tmp/", metadata !"4.2.1 (Based on Apple Inc. build 5658) (LLVM build)", i1 false, i1 false, metadata !"", i32 0} ; [ DW_TAG_compile_unit ]
+!13 = metadata !{i32 458769, metadata !46, i32 4, metadata !"4.2.1 (Based on Apple Inc. build 5658) (LLVM build)", i1 false, metadata !"", i32 0, metadata !45, metadata !45, null, null, null, metadata !""} ; [ DW_TAG_compile_unit ]
 !14 = metadata !{i32 458798, i32 0, metadata !8, metadata !"test1", metadata !"test1", metadata !"", i32 1, metadata !15, i1 false, i1 false, i32 0, i32 0, null, i1 true, i32 0, null, null, null, null, i32 0} ; [ DW_TAG_subprogram ]
 !15 = metadata !{i32 458773, metadata !4, metadata !"", metadata !4, i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !16, i32 0, null} ; [ DW_TAG_subroutine_type ]
 !16 = metadata !{null, metadata !17}
@@ -150,3 +150,5 @@
 !42 = metadata !{i32 458763, metadata !44, metadata !39, i32 0, i32 0, i32 0} ; [ DW_TAG_lexical_block ]
 !43 = metadata !{i32 6, i32 0, metadata !42, null}
 !44 = metadata !{metadata !"inheritance.cpp", metadata !"/tmp/"}
+!45 = metadata !{i32 0}
+!46 = metadata !{metadata !"<built-in>", metadata !"/tmp/"}
diff --git a/llvm/test/DebugInfo/member-pointers.ll b/llvm/test/DebugInfo/member-pointers.ll
index 20f4e68..7d999f1 100644
--- a/llvm/test/DebugInfo/member-pointers.ll
+++ b/llvm/test/DebugInfo/member-pointers.ll
@@ -22,7 +22,7 @@
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 786449, i32 4, metadata !6, 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]
+!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}
 !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]
diff --git a/llvm/test/Linker/2011-08-04-DebugLoc.ll b/llvm/test/Linker/2011-08-04-DebugLoc.ll
index 699f0b5..5daf33b 100644
--- a/llvm/test/Linker/2011-08-04-DebugLoc.ll
+++ b/llvm/test/Linker/2011-08-04-DebugLoc.ll
@@ -16,11 +16,14 @@
 !llvm.dbg.cu = !{!0}
 !llvm.dbg.sp = !{!1}
 
-!0 = metadata !{i32 589841, i32 0, i32 12, metadata !"a.c", metadata !"/private/tmp", metadata !"Apple clang version 3.0 (tags/Apple/clang-209.11) (based on LLVM 3.0svn)", i1 true, i1 false, metadata !"", i32 0} ; [ DW_TAG_compile_unit ]
-!1 = metadata !{i32 589870, i32 0, metadata !2, metadata !"foo", metadata !"foo", metadata !"", metadata !2, i32 2, metadata !3, i1 false, i1 true, i32 0, i32 0, i32 0, i32 0, i1 false, i32 ()* @foo, null, null} ; [ DW_TAG_subprogram ]
-!2 = metadata !{i32 589865, metadata !"a.c", metadata !"/private/tmp", metadata !0} ; [ DW_TAG_file_type ]
-!3 = metadata !{i32 589845, metadata !2, metadata !"", metadata !2, i32 0, i64 0, i64 0, i32 0, i32 0, i32 0, metadata !4, i32 0, i32 0} ; [ DW_TAG_subroutine_type ]
+!0 = metadata !{i32 589841, metadata !8, i32 12, metadata !"Apple clang version 3.0 (tags/Apple/clang-209.11) (based on LLVM 3.0svn)", i1 true, metadata !"", i32 0, metadata !9, metadata !9, metadata !10, null, null, metadata !""} ; [ DW_TAG_compile_unit ]
+!1 = metadata !{i32 589870, metadata !8, metadata !2, metadata !"foo", metadata !"foo", metadata !"", i32 2, metadata !3, i1 false, i1 true, i32 0, i32 0, i32 0, i32 0, i1 false, i32 ()* @foo, null, null, null, i32 0} ; [ DW_TAG_subprogram ]
+!2 = metadata !{i32 589865, metadata !8} ; [ DW_TAG_file_type ]
+!3 = metadata !{i32 589845, metadata !8, metadata !2, metadata !"", i32 0, i64 0, i64 0, i32 0, i32 0, i32 0, metadata !4, i32 0, i32 0} ; [ DW_TAG_subroutine_type ]
 !4 = metadata !{metadata !5}
-!5 = metadata !{i32 589860, metadata !0, metadata !"int", null, i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
+!5 = metadata !{i32 589860, null, metadata !0, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
 !6 = metadata !{i32 2, i32 13, metadata !7, null}
-!7 = metadata !{i32 589835, metadata !1, i32 2, i32 11, metadata !2, i32 0} ; [ DW_TAG_lexical_block ]
+!7 = metadata !{i32 589835, metadata !8, metadata !1, i32 2, i32 11, i32 0} ; [ DW_TAG_lexical_block ]
+!8 = metadata !{metadata !"a.c", metadata !"/private/tmp"}
+!9 = metadata !{i32 0}
+!10 = metadata !{metadata !1}
diff --git a/llvm/test/Linker/2011-08-04-DebugLoc2.ll b/llvm/test/Linker/2011-08-04-DebugLoc2.ll
index f30e180..3f8504f 100644
--- a/llvm/test/Linker/2011-08-04-DebugLoc2.ll
+++ b/llvm/test/Linker/2011-08-04-DebugLoc2.ll
@@ -13,11 +13,14 @@
 !llvm.dbg.cu = !{!0}
 !llvm.dbg.sp = !{!1}
 
-!0 = metadata !{i32 589841, i32 0, i32 12, metadata !"b.c", metadata !"/private/tmp", metadata !"Apple clang version 3.0 (tags/Apple/clang-209.11) (based on LLVM 3.0svn)", i1 true, i1 false, metadata !"", i32 0} ; [ DW_TAG_compile_unit ]
-!1 = metadata !{i32 589870, i32 0, metadata !2, metadata !"bar", metadata !"bar", metadata !"", metadata !2, i32 1, metadata !3, i1 false, i1 true, i32 0, i32 0, i32 0, i32 0, i1 false, i32 ()* @bar, null, null} ; [ DW_TAG_subprogram ]
-!2 = metadata !{i32 589865, metadata !"b.c", metadata !"/private/tmp", metadata !0} ; [ DW_TAG_file_type ]
-!3 = metadata !{i32 589845, metadata !2, metadata !"", metadata !2, i32 0, i64 0, i64 0, i32 0, i32 0, i32 0, metadata !4, i32 0, i32 0} ; [ DW_TAG_subroutine_type ]
+!0 = metadata !{i32 589841, metadata !8, i32 12, metadata !"Apple clang version 3.0 (tags/Apple/clang-209.11) (based on LLVM 3.0svn)", i1 true, metadata !"", i32 0, metadata !9, metadata !9, metadata !10, null, null, metadata !""} ; [ DW_TAG_compile_unit ]
+!1 = metadata !{i32 589870, metadata !8, metadata !2, metadata !"bar", metadata !"bar", metadata !"", i32 1, metadata !3, i1 false, i1 true, i32 0, i32 0, i32 0, i32 0, i1 false, i32 ()* @bar, null, null, null, i32 0} ; [ DW_TAG_subprogram ]
+!2 = metadata !{i32 589865, metadata !8} ; [ DW_TAG_file_type ]
+!3 = metadata !{i32 589845, metadata !8, metadata !2, metadata !"", i32 0, i64 0, i64 0, i32 0, i32 0, i32 0, metadata !4, i32 0, i32 0} ; [ DW_TAG_subroutine_type ]
 !4 = metadata !{metadata !5}
-!5 = metadata !{i32 589860, metadata !0, metadata !"int", null, i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
+!5 = metadata !{i32 589860, null, metadata !0, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
 !6 = metadata !{i32 1, i32 13, metadata !7, null}
-!7 = metadata !{i32 589835, metadata !1, i32 1, i32 11, metadata !2, i32 0} ; [ DW_TAG_lexical_block ]
+!7 = metadata !{i32 589835, metadata !8, metadata !1, i32 1, i32 11, i32 0} ; [ DW_TAG_lexical_block ]
+!8 = metadata !{metadata !"b.c", metadata !"/private/tmp"}
+!9 = metadata !{i32 0}
+!10 = metadata !{metadata !1}
diff --git a/llvm/test/Linker/2011-08-04-Metadata.ll b/llvm/test/Linker/2011-08-04-Metadata.ll
index 952eccc..b800e5d 100644
--- a/llvm/test/Linker/2011-08-04-Metadata.ll
+++ b/llvm/test/Linker/2011-08-04-Metadata.ll
@@ -18,12 +18,14 @@
 !llvm.dbg.sp = !{!1}
 !llvm.dbg.gv = !{!5}
 
-!0 = metadata !{i32 589841, i32 0, i32 12, metadata !"/tmp/one.c", metadata !"/Volumes/Lalgate/Slate/D", metadata !"clang version 3.0 ()", i1 true, i1 false, metadata !"", i32 0}
-!1 = metadata !{i32 589870, i32 0, metadata !2, metadata !"foo", metadata !"foo", metadata !"", metadata !2, i32 3, metadata !3, i1 false, i1 true, i32 0, i32 0, i32 0, i32 0, i1 false, void ()* @foo, null, null}
-!2 = metadata !{i32 589865, metadata !"/tmp/one.c", metadata !"/Volumes/Lalgate/Slate/D", metadata !0}
-!3 = metadata !{i32 589845, metadata !2, metadata !"", metadata !2, i32 0, i64 0, i64 0, i32 0, i32 0, i32 0, metadata !4, i32 0, i32 0}
+!0 = metadata !{i32 589841, metadata !9, i32 12, metadata !"clang version 3.0 ()", i1 true, metadata !"", i32 0, metadata !4, metadata !4, metadata !10, null, null, metadata !""}
+!1 = metadata !{i32 589870, metadata !9, metadata !2, metadata !"foo", metadata !"foo", metadata !"", i32 3, metadata !3, i1 false, i1 true, i32 0, i32 0, i32 0, i32 0, i1 false, void ()* @foo, null, null, null, i32 0}
+!2 = metadata !{i32 589865, metadata !9}
+!3 = metadata !{i32 589845, metadata !9, metadata !2, metadata !"", i32 0, i64 0, i64 0, i32 0, i32 0, i32 0, metadata !4, i32 0, i32 0}
 !4 = metadata !{null}
 !5 = metadata !{i32 589876, i32 0, metadata !0, metadata !"x", metadata !"x", metadata !"", metadata !2, i32 2, metadata !6, i32 1, i32 1, i32* @x}
-!6 = metadata !{i32 589860, metadata !0, metadata !"int", null, i32 0, i64 32, i64 32, i64 0, i32 0, i32 5}
+!6 = metadata !{i32 589860, null, metadata !0, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5}
 !7 = metadata !{i32 3, i32 14, metadata !8, null}
-!8 = metadata !{i32 589835, metadata !1, i32 3, i32 12, metadata !2, i32 0}
+!8 = metadata !{i32 589835, metadata !9, metadata !1, i32 3, i32 12, i32 0}
+!9 = metadata !{metadata !"/tmp/one.c", metadata !"/Volumes/Lalgate/Slate/D"}
+!10 = metadata !{metadata !1}
diff --git a/llvm/test/Linker/2011-08-04-Metadata2.ll b/llvm/test/Linker/2011-08-04-Metadata2.ll
index fa5e7c9..311a7c6 100644
--- a/llvm/test/Linker/2011-08-04-Metadata2.ll
+++ b/llvm/test/Linker/2011-08-04-Metadata2.ll
@@ -18,12 +18,14 @@
 !llvm.dbg.sp = !{!1}
 !llvm.dbg.gv = !{!5}
 
-!0 = metadata !{i32 589841, i32 0, i32 12, metadata !"/tmp/two.c", metadata !"/Volumes/Lalgate/Slate/D", metadata !"clang version 3.0 ()", i1 true, i1 false, metadata !"", i32 0}
-!1 = metadata !{i32 589870, i32 0, metadata !2, metadata !"bar", metadata !"bar", metadata !"", metadata !2, i32 2, metadata !3, i1 false, i1 true, i32 0, i32 0, i32 0, i32 0, i1 false, void ()* @bar, null, null}
-!2 = metadata !{i32 589865, metadata !"/tmp/two.c", metadata !"/Volumes/Lalgate/Slate/D", metadata !0}
-!3 = metadata !{i32 589845, metadata !2, metadata !"", metadata !2, i32 0, i64 0, i64 0, i32 0, i32 0, i32 0, metadata !4, i32 0, i32 0}
+!0 = metadata !{i32 589841, metadata !9, i32 12, metadata !"clang version 3.0 ()", i1 true, metadata !"", i32 0, metadata !4, metadata !4, metadata !10, null, null, metadata !""}
+!1 = metadata !{i32 589870, metadata !9, metadata !2, metadata !"bar", metadata !"bar", metadata !"", i32 2, metadata !3, i1 false, i1 true, i32 0, i32 0, i32 0, i32 0, i1 false, void ()* @bar, null, null, null, i32 0}
+!2 = metadata !{i32 589865, metadata !9}
+!3 = metadata !{i32 589845, metadata !9, metadata !2, metadata !"", i32 0, i64 0, i64 0, i32 0, i32 0, i32 0, metadata !4, i32 0, i32 0}
 !4 = metadata !{null}
 !5 = metadata !{i32 589876, i32 0, metadata !0, metadata !"x", metadata !"x", metadata !"", metadata !2, i32 1, metadata !6, i32 1, i32 1, i32* @x}
-!6 = metadata !{i32 589860, metadata !0, metadata !"int", null, i32 0, i64 32, i64 32, i64 0, i32 0, i32 5}
+!6 = metadata !{i32 589860, null, metadata !0, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5}
 !7 = metadata !{i32 2, i32 14, metadata !8, null}
-!8 = metadata !{i32 589835, metadata !1, i32 2, i32 12, metadata !2, i32 0}
+!8 = metadata !{i32 589835, metadata !9, metadata !1, i32 2, i32 12, i32 0}
+!9 = metadata !{metadata !"/tmp/two.c", metadata !"/Volumes/Lalgate/Slate/D"}
+!10 = metadata !{metadata !1}
diff --git a/llvm/test/Linker/2011-08-18-unique-class-type.ll b/llvm/test/Linker/2011-08-18-unique-class-type.ll
index b45708e..b460ac3 100644
--- a/llvm/test/Linker/2011-08-18-unique-class-type.ll
+++ b/llvm/test/Linker/2011-08-18-unique-class-type.ll
@@ -19,11 +19,10 @@
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 720913, i32 0, i32 4, metadata !"n1.c", metadata !"/private/tmp", metadata !"clang version 3.0 (trunk 137954)", i1 true, i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1} ; [ DW_TAG_compile_unit ]
+!0 = metadata !{i32 720913, metadata !16, i32 4, metadata !"clang version 3.0 (trunk 137954)", i1 true, metadata !"", i32 0, metadata !2, metadata !2, metadata !3, metadata !2, null, metadata !""} ; [ DW_TAG_compile_unit ]
 !1 = metadata !{metadata !2}
 !2 = metadata !{i32 0}
-!3 = metadata !{metadata !4}
-!4 = metadata !{metadata !5}
+!3 = metadata !{metadata !5}
 !5 = metadata !{i32 720942, metadata !16, metadata !6, metadata !"foo", metadata !"foo", metadata !"_Z3fooN2N11AE", i32 4, metadata !7, i1 false, i1 true, i32 0, i32 0, i32 0, i32 256, i1 false, void ()* @_Z3fooN2N11AE, null, null, null, i32 0} ; [ DW_TAG_subprogram ]
 !6 = metadata !{i32 720937, metadata !16} ; [ DW_TAG_file_type ]
 !7 = metadata !{i32 720917, metadata !16, metadata !6, metadata !"", i32 0, i64 0, i64 0, i32 0, i32 0, i32 0, metadata !8, i32 0, i32 0} ; [ DW_TAG_subroutine_type ]
diff --git a/llvm/test/Linker/2011-08-18-unique-class-type2.ll b/llvm/test/Linker/2011-08-18-unique-class-type2.ll
index 1685ac3..8bd3841 100644
--- a/llvm/test/Linker/2011-08-18-unique-class-type2.ll
+++ b/llvm/test/Linker/2011-08-18-unique-class-type2.ll
@@ -17,11 +17,10 @@
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 720913, i32 0, i32 4, metadata !"n2.c", metadata !"/private/tmp", metadata !"clang version 3.0 (trunk 137954)", i1 true, i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1} ; [ DW_TAG_compile_unit ]
+!0 = metadata !{i32 720913, metadata !16, i32 4, metadata !"clang version 3.0 (trunk 137954)", i1 true, metadata !"", i32 0, metadata !2, metadata !2, metadata !3, metadata !2, null, metadata !""} ; [ DW_TAG_compile_unit ]
 !1 = metadata !{metadata !2}
 !2 = metadata !{i32 0}
-!3 = metadata !{metadata !4}
-!4 = metadata !{metadata !5}
+!3 = metadata !{metadata !5}
 !5 = metadata !{i32 720942, i32 0, metadata !6, metadata !"bar", metadata !"bar", metadata !"_Z3barN2N11AE", i32 4, metadata !7, i1 false, i1 true, i32 0, i32 0, i32 0, i32 256, i1 false, void ()* @_Z3barN2N11AE, null, null, null, i32 0} ; [ DW_TAG_subprogram ]
 !6 = metadata !{i32 720937, metadata !16} ; [ DW_TAG_file_type ]
 !7 = metadata !{i32 720917, metadata !16, metadata !6, metadata !"", i32 0, i64 0, i64 0, i32 0, i32 0, i32 0, metadata !8, i32 0, i32 0} ; [ DW_TAG_subroutine_type ]
diff --git a/llvm/test/Linker/2011-08-18-unique-debug-type.ll b/llvm/test/Linker/2011-08-18-unique-debug-type.ll
index cc0df4d..d56968d 100644
--- a/llvm/test/Linker/2011-08-18-unique-debug-type.ll
+++ b/llvm/test/Linker/2011-08-18-unique-debug-type.ll
@@ -11,16 +11,15 @@
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 720913, i32 0, i32 12, metadata !"one.c", metadata !"/private/tmp", metadata !"clang version 3.0 (trunk 137954)", i1 true, i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1} ; [ DW_TAG_compile_unit ]
+!0 = metadata !{i32 720913, metadata !12, i32 12, metadata !"clang version 3.0 (trunk 137954)", i1 true, metadata !"", i32 0, metadata !2, metadata !2, metadata !3, metadata !2, null, metadata !""} ; [ DW_TAG_compile_unit ]
 !1 = metadata !{metadata !2}
 !2 = metadata !{i32 0}
-!3 = metadata !{metadata !4}
-!4 = metadata !{metadata !5}
-!5 = metadata !{i32 720942, i32 0, metadata !6, metadata !"foo", metadata !"foo", metadata !"", metadata !6, i32 1, metadata !7, i1 false, i1 true, i32 0, i32 0, i32 0, i32 0, i1 false, i32 ()* @foo, null, null} ; [ DW_TAG_subprogram ]
-!6 = metadata !{i32 720937, metadata !"one.c", metadata !"/private/tmp", null} ; [ DW_TAG_file_type ]
-!7 = metadata !{i32 720917, metadata !6, metadata !"", metadata !6, i32 0, i64 0, i64 0, i32 0, i32 0, i32 0, metadata !8, i32 0, i32 0} ; [ DW_TAG_subroutine_type ]
+!3 = metadata !{metadata !5}
+!5 = metadata !{i32 720942, metadata !12, metadata !6, metadata !"foo", metadata !"foo", metadata !"", i32 1, metadata !7, i1 false, i1 true, i32 0, i32 0, i32 0, i32 0, i1 false, i32 ()* @foo, null, null, null, i32 0} ; [ DW_TAG_subprogram ]
+!6 = metadata !{i32 720937, metadata !12} ; [ DW_TAG_file_type ]
+!7 = metadata !{i32 720917, metadata !12, metadata !6, metadata !"", i32 0, i64 0, i64 0, i32 0, i32 0, i32 0, metadata !8, i32 0, i32 0} ; [ DW_TAG_subroutine_type ]
 !8 = metadata !{metadata !9}
-!9 = metadata !{i32 720932, null, metadata !"int", null, i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
+!9 = metadata !{i32 720932, null, null, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
 !10 = metadata !{i32 1, i32 13, metadata !11, null}
-!11 = metadata !{i32 720907, metadata !5, i32 1, i32 11, metadata !6, i32 0} ; [ DW_TAG_lexical_block ]
-
+!11 = metadata !{i32 720907, metadata !12, metadata !5, i32 1, i32 11, i32 0} ; [ DW_TAG_lexical_block ]
+!12 = metadata !{metadata !"one.c", metadata !"/private/tmp"}
diff --git a/llvm/test/Linker/2011-08-18-unique-debug-type2.ll b/llvm/test/Linker/2011-08-18-unique-debug-type2.ll
index 986da5b..e724a67 100644
--- a/llvm/test/Linker/2011-08-18-unique-debug-type2.ll
+++ b/llvm/test/Linker/2011-08-18-unique-debug-type2.ll
@@ -11,15 +11,15 @@
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 720913, i32 0, i32 12, metadata !"two.c", metadata !"/private/tmp", metadata !"clang version 3.0 (trunk 137954)", i1 true, i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1} ; [ DW_TAG_compile_unit ]
+!0 = metadata !{i32 720913, metadata !12, i32 12, metadata !"clang version 3.0 (trunk 137954)", i1 true, metadata !"", i32 0, metadata !2, metadata !2, metadata !3, metadata !2, null, metadata !""} ; [ DW_TAG_compile_unit ]
 !1 = metadata !{metadata !2}
 !2 = metadata !{i32 0}
-!3 = metadata !{metadata !4}
-!4 = metadata !{metadata !5}
-!5 = metadata !{i32 720942, i32 0, metadata !6, metadata !"bar", metadata !"bar", metadata !"", metadata !6, i32 1, metadata !7, i1 false, i1 true, i32 0, i32 0, i32 0, i32 0, i1 false, i32 ()* @bar, null, null} ; [ DW_TAG_subprogram ]
-!6 = metadata !{i32 720937, metadata !"two.c", metadata !"/private/tmp", null} ; [ DW_TAG_file_type ]
-!7 = metadata !{i32 720917, metadata !6, metadata !"", metadata !6, i32 0, i64 0, i64 0, i32 0, i32 0, i32 0, metadata !8, i32 0, i32 0} ; [ DW_TAG_subroutine_type ]
+!3 = metadata !{metadata !5}
+!5 = metadata !{i32 720942, metadata !12, metadata !6, metadata !"bar", metadata !"bar", metadata !"", i32 1, metadata !7, i1 false, i1 true, i32 0, i32 0, i32 0, i32 0, i1 false, i32 ()* @bar, null, null, null, i32 0} ; [ DW_TAG_subprogram ]
+!6 = metadata !{i32 720937, metadata !12} ; [ DW_TAG_file_type ]
+!7 = metadata !{i32 720917, metadata !12, metadata !6, metadata !"", i32 0, i64 0, i64 0, i32 0, i32 0, i32 0, metadata !8, i32 0, i32 0} ; [ DW_TAG_subroutine_type ]
 !8 = metadata !{metadata !9}
-!9 = metadata !{i32 720932, null, metadata !"int", null, i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
+!9 = metadata !{i32 720932, null, null, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
 !10 = metadata !{i32 1, i32 13, metadata !11, null}
-!11 = metadata !{i32 720907, metadata !5, i32 1, i32 11, metadata !6, i32 0} ; [ DW_TAG_lexical_block ]
+!11 = metadata !{i32 720907, metadata !12, metadata !5, i32 1, i32 11, i32 0} ; [ DW_TAG_lexical_block ]
+!12 = metadata !{metadata !"two.c", metadata !"/private/tmp"}
diff --git a/llvm/test/Linker/DbgDeclare.ll b/llvm/test/Linker/DbgDeclare.ll
index 3b3f0e1..7f3fbde 100644
--- a/llvm/test/Linker/DbgDeclare.ll
+++ b/llvm/test/Linker/DbgDeclare.ll
@@ -36,13 +36,12 @@
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 786449, i32 0, i32 4, metadata !"main.cpp", metadata !"/private/tmp", metadata !"clang version 3.3 (trunk 173515)", i1 true, i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1} ; [ DW_TAG_compile_unit ]
+!0 = metadata !{i32 786449, metadata !20, i32 4, metadata !"clang version 3.3 (trunk 173515)", i1 true, metadata !"", i32 0, metadata !2, metadata !2, metadata !3, metadata !2, null, metadata !""} ; [ DW_TAG_compile_unit ]
 !1 = metadata !{metadata !2}
 !2 = metadata !{i32 0}
-!3 = metadata !{metadata !4}
-!4 = metadata !{metadata !5}
-!5 = metadata !{i32 786478, metadata !6, null, metadata !"main", metadata !"main", metadata !"", i32 3, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, i32 (i32, i8**)* @main, null, null, metadata !1, i32 4} ; [ DW_TAG_subprogram ]
-!6 = metadata !{i32 786473, metadata !"main.cpp", metadata !"/private/tmp", null} ; [ DW_TAG_file_type ]
+!3 = metadata !{metadata !5}
+!5 = metadata !{i32 786478, metadata !20, null, metadata !"main", metadata !"main", metadata !"", i32 3, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, i32 (i32, i8**)* @main, null, null, metadata !1, i32 4} ; [ DW_TAG_subprogram ]
+!6 = metadata !{i32 786473, metadata !20} ; [ DW_TAG_file_type ]
 !7 = metadata !{i32 786453, i32 0, metadata !"", i32 0, i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !8, i32 0, i32 0} ; [ DW_TAG_subroutine_type ]
 !8 = metadata !{metadata !9, metadata !9, metadata !10}
 !9 = metadata !{i32 786468, null, null, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
@@ -54,5 +53,6 @@
 !15 = metadata !{i32 3, i32 0, metadata !5, null}
 !16 = metadata !{i32 786689, metadata !5, metadata !"argv", metadata !6, i32 33554435, metadata !10, i32 0, i32 0} ; [ DW_TAG_arg_variable ]
 !17 = metadata !{i32 5, i32 0, metadata !18, null}
-!18 = metadata !{i32 786443, metadata !5, i32 4, i32 0, metadata !6, i32 0} ; [ DW_TAG_lexical_block ]
+!18 = metadata !{i32 786443, metadata !20, metadata !5, i32 4, i32 0, i32 0} ; [ DW_TAG_lexical_block ]
 !19 = metadata !{i32 6, i32 0, metadata !18, null}
+!20 = metadata !{metadata !"main.cpp", metadata !"/private/tmp"}
diff --git a/llvm/test/Linker/DbgDeclare2.ll b/llvm/test/Linker/DbgDeclare2.ll
index 8b39c15..fbcae30 100644
--- a/llvm/test/Linker/DbgDeclare2.ll
+++ b/llvm/test/Linker/DbgDeclare2.ll
@@ -49,13 +49,12 @@
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 786449, i32 0, i32 4, metadata !"main.cpp", metadata !"/private/tmp", metadata !"clang version 3.3 (trunk 173515)", i1 true, i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1} ; [ DW_TAG_compile_unit ]
+!0 = metadata !{i32 786449, metadata !25, i32 4, metadata !"clang version 3.3 (trunk 173515)", i1 true, metadata !"", i32 0, metadata !2, metadata !2, metadata !3, metadata !2, null, metadata !""} ; [ DW_TAG_compile_unit ]
 !1 = metadata !{metadata !2}
 !2 = metadata !{i32 0}
-!3 = metadata !{metadata !4}
-!4 = metadata !{metadata !5}
-!5 = metadata !{i32 786478, metadata !6, null, metadata !"print_args", metadata !"print_args", metadata !"test", i32 4, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void (i32, i8**)* @test, null, null, metadata !1, i32 5} ; [ DW_TAG_subprogram ]
-!6 = metadata !{i32 786473, metadata !"test.cpp", metadata !"/private/tmp", null} ; [ DW_TAG_file_type ]
+!3 = metadata !{metadata !5}
+!5 = metadata !{i32 786478, metadata !26, null, metadata !"print_args", metadata !"print_args", metadata !"test", i32 4, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void (i32, i8**)* @test, null, null, metadata !1, i32 5} ; [ DW_TAG_subprogram ]
+!6 = metadata !{i32 786473, metadata !26} ; [ DW_TAG_file_type ]
 !7 = metadata !{i32 786453, i32 0, metadata !"", i32 0, i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !8, i32 0, i32 0} ; [ DW_TAG_subroutine_type ]
 !8 = metadata !{null, metadata !9, metadata !10}
 !9 = metadata !{i32 786468, null, null, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
@@ -67,10 +66,12 @@
 !15 = metadata !{i32 4, i32 0, metadata !5, null}
 !16 = metadata !{i32 786689, metadata !5, metadata !"argv", metadata !6, i32 33554436, metadata !10, i32 0, i32 0} ; [ DW_TAG_arg_variable ]
 !17 = metadata !{i32 786688, metadata !18, metadata !"i", metadata !6, i32 6, metadata !9, i32 0, i32 0} ; [ DW_TAG_auto_variable ]
-!18 = metadata !{i32 786443, metadata !19, i32 6, i32 0, metadata !6, i32 1} ; [ DW_TAG_lexical_block ]
-!19 = metadata !{i32 786443, metadata !5, i32 5, i32 0, metadata !6, i32 0} ; [ DW_TAG_lexical_block ]
+!18 = metadata !{i32 786443, metadata !26, metadata !19, i32 6, i32 0, i32 1} ; [ DW_TAG_lexical_block ]
+!19 = metadata !{i32 786443, metadata !26, metadata !5, i32 5, i32 0, i32 0} ; [ DW_TAG_lexical_block ]
 !20 = metadata !{i32 6, i32 0, metadata !18, null}
 !21 = metadata !{i32 8, i32 0, metadata !22, null}
-!22 = metadata !{i32 786443, metadata !18, i32 7, i32 0, metadata !6, i32 2} ; [ DW_TAG_lexical_block ]
+!22 = metadata !{i32 786443, metadata !26, metadata !18, i32 7, i32 0, i32 2} ; [ DW_TAG_lexical_block ]
 !23 = metadata !{i32 9, i32 0, metadata !22, null}
 !24 = metadata !{i32 10, i32 0, metadata !19, null}
+!25 = metadata !{metadata !"main.cpp", metadata !"/private/tmp"}
+!26 = metadata !{metadata !"test.cpp", metadata !"/private/tmp"}
diff --git a/llvm/test/Transforms/GCOVProfiling/linkagename.ll b/llvm/test/Transforms/GCOVProfiling/linkagename.ll
index 7ce4d86..9453e1e 100644
--- a/llvm/test/Transforms/GCOVProfiling/linkagename.ll
+++ b/llvm/test/Transforms/GCOVProfiling/linkagename.ll
@@ -14,7 +14,7 @@
 !llvm.dbg.cu = !{!0}
 !llvm.gcov = !{!9}
 
-!0 = metadata !{i32 786449, i32 4, metadata !1, metadata !"clang version 3.3 (trunk 177323)", i1 false, metadata !"", i32 0, metadata !3, metadata !3, metadata !4, metadata !3,  metadata !3, metadata !""} ; [ DW_TAG_compile_unit ] [/home/nlewycky/hello.cc] [DW_LANG_C_plus_plus]
+!0 = metadata !{i32 786449, metadata !2, i32 4, metadata !"clang version 3.3 (trunk 177323)", i1 false, metadata !"", i32 0, metadata !3, metadata !3, metadata !4, metadata !3,  metadata !3, metadata !""} ; [ DW_TAG_compile_unit ] [/home/nlewycky/hello.cc] [DW_LANG_C_plus_plus]
 !1 = metadata !{i32 786473, metadata !2}          ; [ DW_TAG_file_type ] [/home/nlewycky/hello.cc]
 !2 = metadata !{metadata !"hello.cc", metadata !"/home/nlewycky"}
 !3 = metadata !{i32 0}
diff --git a/llvm/test/Transforms/GCOVProfiling/version.ll b/llvm/test/Transforms/GCOVProfiling/version.ll
index d6d0f33..a90290f 100644
--- a/llvm/test/Transforms/GCOVProfiling/version.ll
+++ b/llvm/test/Transforms/GCOVProfiling/version.ll
@@ -17,13 +17,14 @@
 !llvm.gcov = !{!9}
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{metadata !"./version", metadata !1}
-!1 = metadata !{i32 786449, i32 0, i32 4, metadata !2, metadata !"clang version 3.3 (trunk 176994)", i1 false, metadata !"", i32 0, metadata !3, metadata !3, metadata !4, metadata !3, metadata !""} ; [ DW_TAG_compile_unit ] [./version] [DW_LANG_C_plus_plus]
-!2 = metadata !{i32 786473, metadata !"version", metadata !"/usr/local/google/home/nlewycky"} ; [ DW_TAG_file_type ]
+!0 = metadata !{i32 786449, metadata !11, i32 4, metadata !"clang version 3.3 (trunk 176994)", i1 false, metadata !"", i32 0, metadata !3, metadata !3, metadata !4, metadata !3, null, metadata !""} ; [ DW_TAG_compile_unit ] [./version] [DW_LANG_C_plus_plus]
+!2 = metadata !{i32 786473, metadata !11} ; [ DW_TAG_file_type ]
 !3 = metadata !{i32 0}
 !4 = metadata !{metadata !5}
-!5 = metadata !{i32 786478, i32 0, metadata !6, metadata !"test", metadata !"test", metadata !"", metadata !6, i32 1, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void ()* @test, null, null, metadata !3, i32 1} ; [ DW_TAG_subprogram ] [line 1] [def] [test]
-!6 = metadata !{i32 786473, metadata !"<stdin>", metadata !"."} ; [ DW_TAG_file_type ]
+!5 = metadata !{i32 786478, metadata !10, metadata !6, metadata !"test", metadata !"test", metadata !"", i32 1, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void ()* @test, null, null, metadata !3, i32 1} ; [ DW_TAG_subprogram ] [line 1] [def] [test]
+!6 = metadata !{i32 786473, metadata !10} ; [ DW_TAG_file_type ]
 !7 = metadata !{i32 786453, i32 0, metadata !"", i32 0, i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !3, i32 0, i32 0} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
 !8 = metadata !{i32 1, i32 0, metadata !5, null}
 ;; !9 is added through the echo line at the top.
+!10 = metadata !{metadata !"<stdin>", metadata !"."}
+!11 = metadata !{metadata !"version", metadata !"/usr/local/google/home/nlewycky"}
diff --git a/llvm/test/Transforms/GlobalOpt/2009-03-05-dbg.ll b/llvm/test/Transforms/GlobalOpt/2009-03-05-dbg.ll
index 0eff6c3..0d75d8d 100644
--- a/llvm/test/Transforms/GlobalOpt/2009-03-05-dbg.ll
+++ b/llvm/test/Transforms/GlobalOpt/2009-03-05-dbg.ll
@@ -56,7 +56,7 @@
 !llvm.dbg.gv = !{!0}
 
 !0 = metadata !{i32 458804, i32 0, metadata !1, metadata !"Stop", metadata !"Stop", metadata !"", metadata !1, i32 2, metadata !2, i1 true, i1 true, i32* @Stop} ; [ DW_TAG_variable ]
-!1 = metadata !{i32 458769, i32 0, i32 1, metadata !"g.c", metadata !"/tmp", metadata !"4.2.1 (Based on Apple Inc. build 5658) (LLVM build)", i1 true, i1 false, metadata !"", i32 0} ; [ DW_TAG_compile_unit ]
+!1 = metadata !{i32 458769, metadata !20, i32 1, metadata !"4.2.1 (Based on Apple Inc. build 5658) (LLVM build)", i1 true, metadata !"", i32 0, metadata !21, metadata !21, null, null, null, metadata !""} ; [ DW_TAG_compile_unit ]
 !2 = metadata !{i32 458788, null, metadata !1, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
 !3 = metadata !{i32 459009, metadata !4, metadata !"i", metadata !1, i32 4, metadata !2} ; [ DW_TAG_arg_variable ]
 !4 = metadata !{i32 458798, i32 0, metadata !1, metadata !"foo", metadata !"foo", metadata !"foo", i32 4, metadata !5, i1 false, i1 true, i32 0, i32 0, null, i32 0, i32 0, null, null, null, null, i32 0} ; [ DW_TAG_subprogram ]
@@ -75,3 +75,5 @@
 !17 = metadata !{metadata !2}
 !18 = metadata !{i32 15, i32 0, metadata !14, null}
 !19 = metadata !{i32 16, i32 0, metadata !14, null}
+!20 = metadata !{metadata !"g.c", metadata !"/tmp"}
+!21 = metadata !{i32 0}