diff --git a/include/llvm/DebugInfo.h b/include/llvm/DebugInfo.h
index dc87c59cc63..c51cfee29cd 100644
--- a/include/llvm/DebugInfo.h
+++ b/include/llvm/DebugInfo.h
@@ -188,12 +188,12 @@ namespace llvm {
   public:
     explicit DICompileUnit(const MDNode *N = 0) : DIScope(N) {}
 
-    unsigned getLanguage() const { return getUnsignedField(1); }
+    unsigned getLanguage() const { return getUnsignedField(2); }
     StringRef getFilename() const {
-      return getFieldAs<DIFile>(2).getFilename();
+      return getFieldAs<DIFile>(1).getFilename();
     }
     StringRef getDirectory() const {
-      return getFieldAs<DIFile>(2).getDirectory();
+      return getFieldAs<DIFile>(1).getDirectory();
     }
     StringRef getProducer() const { return getStringField(3); }
 
diff --git a/lib/IR/DIBuilder.cpp b/lib/IR/DIBuilder.cpp
index 8790fb62b25..09d2e070783 100644
--- a/lib/IR/DIBuilder.cpp
+++ b/lib/IR/DIBuilder.cpp
@@ -93,8 +93,8 @@ void DIBuilder::createCompileUnit(unsigned Lang, StringRef Filename,
 
   Value *Elts[] = {
     GetTagConstant(VMContext, dwarf::DW_TAG_compile_unit),
-    ConstantInt::get(Type::getInt32Ty(VMContext), Lang),
     createFile(Filename, Directory),
+    ConstantInt::get(Type::getInt32Ty(VMContext), Lang),
     MDString::get(VMContext, Producer),
     ConstantInt::get(Type::getInt1Ty(VMContext), isOptimized),
     MDString::get(VMContext, Flags),
diff --git a/test/CodeGen/ARM/2011-01-19-MergedGlobalDbg.ll b/test/CodeGen/ARM/2011-01-19-MergedGlobalDbg.ll
index 8f658805705..2d347b21d5d 100644
--- a/test/CodeGen/ARM/2011-01-19-MergedGlobalDbg.ll
+++ b/test/CodeGen/ARM/2011-01-19-MergedGlobalDbg.ll
@@ -79,7 +79,7 @@ entry:
 
 !0 = metadata !{i32 786478, i32 0, metadata !1, metadata !"get1", metadata !"get1", metadata !"get1", metadata !1, i32 4, metadata !3, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 true, i8 (i8)* @get1, null, null, metadata !42, i32 4} ; [ DW_TAG_subprogram ]
 !1 = metadata !{i32 786473, metadata !47} ; [ DW_TAG_file_type ]
-!2 = metadata !{i32 786449, i32 1, metadata !1, metadata !"4.2.1 (Based on Apple Inc. build 5658) (LLVM build 2369.8)", i1 true, metadata !"", i32 0, null, null, metadata !40, metadata !41, metadata !""} ; [ DW_TAG_compile_unit ]
+!2 = metadata !{i32 786449, metadata !1, i32 1, metadata !"4.2.1 (Based on Apple Inc. build 5658) (LLVM build 2369.8)", i1 true, metadata !"", i32 0, null, null, metadata !40, metadata !41, metadata !""} ; [ DW_TAG_compile_unit ]
 !3 = metadata !{i32 786453, metadata !1, 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}
 !5 = metadata !{i32 786468, metadata !1, metadata !1, metadata !"_Bool", i32 0, i64 8, i64 8, i64 0, i32 0, i32 2} ; [ DW_TAG_base_type ]
diff --git a/test/CodeGen/ARM/2011-08-02-MergedGlobalDbg.ll b/test/CodeGen/ARM/2011-08-02-MergedGlobalDbg.ll
index d3fdd0c08bc..e858aedbbdc 100644
--- a/test/CodeGen/ARM/2011-08-02-MergedGlobalDbg.ll
+++ b/test/CodeGen/ARM/2011-08-02-MergedGlobalDbg.ll
@@ -74,7 +74,7 @@ declare void @llvm.dbg.value(metadata, i64, metadata) nounwind readnone
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 786449, i32 12, metadata !2, metadata !"clang", i1 true, metadata !"", i32 0, null, null, metadata !40, metadata !41, null} ; [ DW_TAG_compile_unit ]
+!0 = metadata !{i32 786449, metadata !2, i32 12, metadata !"clang", i1 true, metadata !"", i32 0, null, null, metadata !40, metadata !41, null} ; [ DW_TAG_compile_unit ]
 !1 = metadata !{i32 786478, i32 0, metadata !2, metadata !"get1", metadata !"get1", metadata !"", metadata !2, i32 5, metadata !3, i1 false, i1 true, i32 0, i32 0, i32 0, i32 256, i1 true, i32 (i32)* @get1, null, null, metadata !42, i32 5} ; [ DW_TAG_subprogram ]
 !2 = metadata !{i32 786473, metadata !47} ; [ DW_TAG_file_type ]
 !3 = metadata !{i32 786453, metadata !2, 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 ]
diff --git a/test/CodeGen/ARM/debug-info-arg.ll b/test/CodeGen/ARM/debug-info-arg.ll
index 424dcba92a4..2bc154f5052 100644
--- a/test/CodeGen/ARM/debug-info-arg.ll
+++ b/test/CodeGen/ARM/debug-info-arg.ll
@@ -31,7 +31,7 @@ declare void @llvm.dbg.value(metadata, i64, metadata) nounwind readnone
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 786449, i32 12, metadata !2, metadata !"Apple clang version 3.0 (tags/Apple/clang-211.10.1) (based on LLVM 3.0svn)", i1 true, metadata !"", i32 0, null, null, metadata !30, null, null} ; [ DW_TAG_compile_unit ]
+!0 = metadata !{i32 786449, metadata !2, i32 12, metadata !"Apple clang version 3.0 (tags/Apple/clang-211.10.1) (based on LLVM 3.0svn)", i1 true, metadata !"", i32 0, null, null, metadata !30, null, null} ; [ DW_TAG_compile_unit ]
 !1 = metadata !{i32 786478, i32 0, metadata !2, metadata !"foo", metadata !"foo", metadata !"", metadata !2, i32 11, metadata !3, i1 false, i1 true, i32 0, i32 0, i32 0, i32 256, i1 true, void (%struct.tag_s*, %struct.tag_s*, i64, i64, %struct.tag_s*, %struct.tag_s*)* @foo, null, null, metadata !31, i32 11} ; [ DW_TAG_subprogram ]
 !2 = metadata !{i32 786473, metadata !32} ; [ DW_TAG_file_type ]
 !3 = metadata !{i32 786453, metadata !32, 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 ]
diff --git a/test/CodeGen/ARM/debug-info-branch-folding.ll b/test/CodeGen/ARM/debug-info-branch-folding.ll
index 4e7cb2cb34f..8d01b918892 100644
--- a/test/CodeGen/ARM/debug-info-branch-folding.ll
+++ b/test/CodeGen/ARM/debug-info-branch-folding.ll
@@ -40,7 +40,7 @@ declare void @llvm.dbg.value(metadata, i64, metadata) nounwind readnone
 
 !0 = metadata !{i32 786478, i32 0, metadata !1, metadata !"test0001", metadata !"test0001", metadata !"", metadata !1, i32 3, metadata !3, i1 false, i1 true, i32 0, i32 0, i32 0, i32 256, i1 true, <4 x float> (float)* @test0001, null, null, metadata !51, i32 0} ; [ DW_TAG_subprogram ]
 !1 = metadata !{i32 786473, metadata !54} ; [ 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 !50, null, null} ; [ DW_TAG_compile_unit ]
+!2 = metadata !{i32 786449, metadata !1, i32 12, metadata !"clang version 3.0 (trunk 129915)", i1 true, metadata !"", i32 0, null, null, metadata !50, null, null} ; [ DW_TAG_compile_unit ]
 !3 = metadata !{i32 786453, metadata !54, 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 786454, metadata !54, metadata !2, metadata !"v4f32", i32 14, i64 0, i64 0, i64 0, i32 0, metadata !6} ; [ DW_TAG_typedef ]
diff --git a/test/CodeGen/ARM/debug-info-qreg.ll b/test/CodeGen/ARM/debug-info-qreg.ll
index cb0332885de..c4024403e5b 100644
--- a/test/CodeGen/ARM/debug-info-qreg.ll
+++ b/test/CodeGen/ARM/debug-info-qreg.ll
@@ -39,7 +39,7 @@ declare void @llvm.dbg.value(metadata, i64, metadata) nounwind readnone
 
 !0 = metadata !{i32 786478, i32 0, metadata !1, metadata !"test0001", metadata !"test0001", metadata !"", metadata !1, i32 3, metadata !3, i1 false, i1 true, i32 0, i32 0, i32 0, i32 256, i1 true, <4 x float> (float)* @test0001, null, null, metadata !51, i32 3} ; [ DW_TAG_subprogram ]
 !1 = metadata !{i32 786473, metadata !54} ; [ 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 !50, null, null} ; [ DW_TAG_compile_unit ]
+!2 = metadata !{i32 786449, metadata !1, i32 12, metadata !"clang version 3.0 (trunk 129915)", i1 true, metadata !"", i32 0, null, null, metadata !50, null, null} ; [ DW_TAG_compile_unit ]
 !3 = metadata !{i32 786453, metadata !54, 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 786454, metadata !54, metadata !2, metadata !"v4f32", i32 14, i64 0, i64 0, i64 0, i32 0, metadata !6} ; [ DW_TAG_typedef ]
diff --git a/test/CodeGen/X86/2010-05-26-DotDebugLoc.ll b/test/CodeGen/X86/2010-05-26-DotDebugLoc.ll
index 7c6f0b92f2f..42d3c9bb4bb 100644
--- a/test/CodeGen/X86/2010-05-26-DotDebugLoc.ll
+++ b/test/CodeGen/X86/2010-05-26-DotDebugLoc.ll
@@ -25,7 +25,7 @@ declare void @llvm.dbg.value(metadata, i64, metadata) nounwind readnone
 
 !0 = metadata !{i32 786484, i32 0, metadata !1, metadata !"ret", metadata !"ret", metadata !"", metadata !1, i32 7, metadata !3, i1 false, i1 true, null} ; [ DW_TAG_variable ]
 !1 = metadata !{i32 786473, metadata !36} ; [ 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 !32, metadata !31, metadata !""} ; [ DW_TAG_compile_unit ]
+!2 = metadata !{i32 786449, metadata !1, i32 1, metadata !"4.2.1 (Based on Apple Inc. build 5658) (LLVM build)", i1 true, metadata !"", i32 0, null, null, metadata !32, metadata !31, metadata !""} ; [ DW_TAG_compile_unit ]
 !3 = 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 ]
 !4 = metadata !{i32 786689, metadata !5, metadata !"x", metadata !1, i32 12, metadata !3, i32 0, null} ; [ DW_TAG_arg_variable ]
 !5 = metadata !{i32 786478, i32 0, metadata !1, metadata !"foo", metadata !"foo", metadata !"foo", metadata !1, i32 13, metadata !6, i1 false, i1 true, i32 0, i32 0, null, i1 false, i1 true, void (i32)* @foo, null, null, metadata !33, i32 13} ; [ DW_TAG_subprogram ]
diff --git a/test/CodeGen/X86/2010-09-16-EmptyFilename.ll b/test/CodeGen/X86/2010-09-16-EmptyFilename.ll
index 3c3a2fc6d5b..4dbfeb4400c 100644
--- a/test/CodeGen/X86/2010-09-16-EmptyFilename.ll
+++ b/test/CodeGen/X86/2010-09-16-EmptyFilename.ll
@@ -16,7 +16,7 @@ entry:
 
 !0 = metadata !{i32 786478, i32 0, 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 ]
 !1 = metadata !{i32 786473, metadata !14} ; [ DW_TAG_file_type ]
-!2 = metadata !{i32 786449, i32 12, metadata !7, metadata !"clang version 2.9 (trunk 114084)", i1 false, metadata !"", i32 0, null, null, metadata !13, null, metadata !""} ; [ DW_TAG_compile_unit ]
+!2 = metadata !{i32 786449, metadata !7, 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 ]
 !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 ]
diff --git a/test/CodeGen/X86/2011-01-24-DbgValue-Before-Use.ll b/test/CodeGen/X86/2011-01-24-DbgValue-Before-Use.ll
index b4ef1b9f93a..c3e653d56a6 100644
--- a/test/CodeGen/X86/2011-01-24-DbgValue-Before-Use.ll
+++ b/test/CodeGen/X86/2011-01-24-DbgValue-Before-Use.ll
@@ -73,7 +73,7 @@ declare i32 @puts(i8* nocapture) nounwind
 
 !0 = metadata !{i32 786478, i32 0, metadata !1, metadata !"gcd", metadata !"gcd", metadata !"", metadata !1, i32 5, metadata !3, i1 false, i1 true, i32 0, i32 0, i32 0, i32 256, i1 true, i64 (i64, i64)* @gcd, null, null, metadata !29, i32 0} ; [ DW_TAG_subprogram ]
 !1 = metadata !{i32 786473, metadata !31} ; [ DW_TAG_file_type ]
-!2 = metadata !{i32 786449, i32 12, metadata !1, metadata !"clang version 2.9 (trunk 124117)", i1 true, metadata !"", i32 0, null, null, metadata !28, null, null} ; [ DW_TAG_compile_unit ]
+!2 = metadata !{i32 786449, metadata !1, i32 12, metadata !"clang version 2.9 (trunk 124117)", i1 true, metadata !"", i32 0, null, null, metadata !28, null, null} ; [ DW_TAG_compile_unit ]
 !3 = metadata !{i32 786453, metadata !1, 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 !"long int", i32 0, i64 64, i64 64, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
diff --git a/test/CodeGen/X86/MachineSink-DbgValue.ll b/test/CodeGen/X86/MachineSink-DbgValue.ll
index bf7b888c2ab..7bb0f85bfa2 100644
--- a/test/CodeGen/X86/MachineSink-DbgValue.ll
+++ b/test/CodeGen/X86/MachineSink-DbgValue.ll
@@ -27,7 +27,7 @@ declare void @llvm.dbg.value(metadata, i64, metadata) nounwind readnone
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 786449, i32 12, metadata !2, metadata !"Apple clang version 3.0 (tags/Apple/clang-211.10.1) (based on LLVM 3.0svn)", i1 true, metadata !"", i32 0, null, null, metadata !18, null, null} ; [ DW_TAG_compile_unit ]
+!0 = metadata !{i32 786449, metadata !2, i32 12, metadata !"Apple clang version 3.0 (tags/Apple/clang-211.10.1) (based on LLVM 3.0svn)", i1 true, metadata !"", i32 0, null, null, metadata !18, null, null} ; [ DW_TAG_compile_unit ]
 !1 = metadata !{i32 786478, 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 256, i1 true, i32 (i32, i32*)* @foo, null, null, metadata !19, i32 0} ; [ DW_TAG_subprogram ]
 !2 = metadata !{i32 786473, metadata !20} ; [ DW_TAG_file_type ]
 !3 = metadata !{i32 786453, 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 ]
diff --git a/test/CodeGen/X86/dbg-file-name.ll b/test/CodeGen/X86/dbg-file-name.ll
index e8b74cb150a..237d7b784a6 100644
--- a/test/CodeGen/X86/dbg-file-name.ll
+++ b/test/CodeGen/X86/dbg-file-name.ll
@@ -12,7 +12,7 @@ define i32 @main() nounwind {
 !llvm.dbg.cu = !{!2}
 
 !1 = metadata !{i32 786473, metadata !10} ; [ DW_TAG_file_type ]
-!2 = metadata !{i32 786449, i32 1, metadata !1, metadata !"LLVM build 00", i1 true, i1 false, metadata !"", i32 0, null, null, metadata !9, null} ; [ DW_TAG_compile_unit ]
+!2 = metadata !{i32 786449, metadata !1, 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 ]
diff --git a/test/CodeGen/X86/dbg-value-isel.ll b/test/CodeGen/X86/dbg-value-isel.ll
index 77ff2974547..6203de7c113 100644
--- a/test/CodeGen/X86/dbg-value-isel.ll
+++ b/test/CodeGen/X86/dbg-value-isel.ll
@@ -82,7 +82,7 @@ declare void @llvm.dbg.value(metadata, i64, metadata) nounwind readnone
 
 !0 = metadata !{i32 786478, i32 0, metadata !1, metadata !"__OpenCL_nbt02_kernel", metadata !"__OpenCL_nbt02_kernel", metadata !"__OpenCL_nbt02_kernel", metadata !1, i32 2, metadata !3, i1 false, i1 true, i32 0, i32 0, i32 0, i32 0, i1 false, null} ; [ DW_TAG_subprogram ]
 !1 = metadata !{i32 786473, metadata !20} ; [ DW_TAG_file_type ]
-!2 = metadata !{i32 786449, i32 1, metadata !1, metadata !"clc", i1 false, metadata !"", i32 0, null, null, metadata !19, null, null} ; [ DW_TAG_compile_unit ]
+!2 = metadata !{i32 786449, metadata !1, i32 1, metadata !"clc", i1 false, metadata !"", i32 0, null, null, metadata !19, null, null} ; [ DW_TAG_compile_unit ]
 !3 = metadata !{i32 786453, metadata !20, 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, metadata !5}
 !5 = metadata !{i32 786447, null, metadata !2, metadata !"", i32 0, i64 32, i64 32, i64 0, i32 0, metadata !6} ; [ DW_TAG_pointer_type ]
diff --git a/test/CodeGen/X86/dbg-value-location.ll b/test/CodeGen/X86/dbg-value-location.ll
index 7c373ac5924..ffa7d5db806 100644
--- a/test/CodeGen/X86/dbg-value-location.ll
+++ b/test/CodeGen/X86/dbg-value-location.ll
@@ -49,7 +49,7 @@ declare void @llvm.dbg.value(metadata, i64, metadata) nounwind readnone
 
 !0 = metadata !{i32 786478, i32 0, metadata !1, metadata !"foo", metadata !"foo", metadata !"", metadata !1, i32 19510, metadata !3, i1 false, i1 true, i32 0, i32 0, i32 0, i32 256, i1 true, i32 (i32, i64, i8*, i32)* @foo, null, null, null, i32 19510} ; [ DW_TAG_subprogram ]
 !1 = metadata !{i32 786473, metadata !26} ; [ DW_TAG_file_type ]
-!2 = metadata !{i32 786449, i32 12, metadata !25, metadata !"clang version 2.9 (trunk 124753)", i1 true, metadata !"", i32 0, null, null, metadata !24, null, null} ; [ DW_TAG_compile_unit ]
+!2 = metadata !{i32 786449, metadata !25, i32 12, metadata !"clang version 2.9 (trunk 124753)", i1 true, metadata !"", i32 0, null, null, metadata !24, null, 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 ]
 !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 ]
diff --git a/test/CodeGen/X86/dbg-value-range.ll b/test/CodeGen/X86/dbg-value-range.ll
index e6fc2b6ac8a..d5ce7b0d676 100644
--- a/test/CodeGen/X86/dbg-value-range.ll
+++ b/test/CodeGen/X86/dbg-value-range.ll
@@ -21,7 +21,7 @@ declare void @llvm.dbg.value(metadata, i64, metadata) nounwind readnone
 
 !0 = metadata !{i32 786478, i32 0, metadata !1, metadata !"bar", metadata !"bar", metadata !"", metadata !1, i32 5, metadata !3, i1 false, i1 true, i32 0, i32 0, i32 0, i32 256, i1 true, i32 (%struct.a*)* @bar, null, null, metadata !21, i32 0} ; [ DW_TAG_subprogram ]
 !1 = metadata !{i32 786473, metadata !22} ; [ DW_TAG_file_type ]
-!2 = metadata !{i32 786449, i32 12, metadata !1, metadata !"clang version 2.9 (trunk 122997)", i1 true, metadata !"", i32 0, null, null, metadata !20, null, null} ; [ DW_TAG_compile_unit ]
+!2 = metadata !{i32 786449, metadata !1, i32 12, metadata !"clang version 2.9 (trunk 122997)", i1 true, metadata !"", i32 0, null, null, metadata !20, null, 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 ]
 !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 ]
diff --git a/test/CodeGen/X86/dwarf-comp-dir.ll b/test/CodeGen/X86/dwarf-comp-dir.ll
index beaff3b7ad6..b794a57694f 100644
--- a/test/CodeGen/X86/dwarf-comp-dir.ll
+++ b/test/CodeGen/X86/dwarf-comp-dir.ll
@@ -6,7 +6,7 @@ target triple = "x86_64-unknown-linux-gnu"
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 720913, i32 12, metadata !3, 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 !3, 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 ]
 !1 = metadata !{metadata !2}
 !2 = metadata !{i32 0}
 !3 = metadata !{i32 786473, metadata !4} ; [ DW_TAG_file_type ]
diff --git a/test/CodeGen/X86/unknown-location.ll b/test/CodeGen/X86/unknown-location.ll
index 20f56670c2a..15928824ce1 100644
--- a/test/CodeGen/X86/unknown-location.ll
+++ b/test/CodeGen/X86/unknown-location.ll
@@ -23,7 +23,7 @@ entry:
 !0 = metadata !{i32 786689, metadata !1, metadata !"x", metadata !2, i32 1, metadata !6} ; [ DW_TAG_arg_variable ]
 !1 = metadata !{i32 786478, i32 0, 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 ]
 !2 = metadata !{i32 786473, metadata !10} ; [ DW_TAG_file_type ]
-!3 = metadata !{i32 786449, i32 12, metadata !2, metadata !"producer", i1 false, metadata !"", i32 0, null, null, metadata !9, null, metadata !""} ; [ DW_TAG_compile_unit ]
+!3 = metadata !{i32 786449, metadata !2, 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 ]
 !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 ]
diff --git a/test/DebugInfo/AArch64/dwarfdump.ll b/test/DebugInfo/AArch64/dwarfdump.ll
index cbbc1625a14..440b791b5ee 100644
--- a/test/DebugInfo/AArch64/dwarfdump.ll
+++ b/test/DebugInfo/AArch64/dwarfdump.ll
@@ -22,7 +22,7 @@ attributes #0 = { nounwind }
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 786449, i32 12, metadata !4, metadata !"clang version 3.3 ", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !2, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ] [/home/timnor01/llvm/build/tmp.c] [DW_LANG_C99]
+!0 = metadata !{i32 786449, metadata !4, i32 12, metadata !"clang version 3.3 ", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !2, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ] [/home/timnor01/llvm/build/tmp.c] [DW_LANG_C99]
 !1 = metadata !{i32 0}
 !2 = metadata !{metadata !3}
 !3 = metadata !{i32 786478, i32 0, metadata !4, metadata !"main", metadata !"main", metadata !"", metadata !4, i32 1, metadata !5, i1 false, i1 true, i32 0, i32 0, null, i32 0, i1 false, i32 ()* @main, null, null, metadata !1, i32 1} ; [ DW_TAG_subprogram ] [line 1] [def] [main]
diff --git a/test/DebugInfo/AArch64/variable-loc.ll b/test/DebugInfo/AArch64/variable-loc.ll
index a0ea5a97b2a..abafb2a023f 100644
--- a/test/DebugInfo/AArch64/variable-loc.ll
+++ b/test/DebugInfo/AArch64/variable-loc.ll
@@ -69,7 +69,7 @@ declare i32 @printf(i8*, ...)
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 786449, i32 12, metadata !6, metadata !"clang version 3.2 ", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ] [/home/timnor01/a64-trunk/build/simple.c] [DW_LANG_C99]
+!0 = metadata !{i32 786449, metadata !6, i32 12, metadata !"clang version 3.2 ", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ] [/home/timnor01/a64-trunk/build/simple.c] [DW_LANG_C99]
 !1 = metadata !{i32 0}
 !3 = metadata !{metadata !5, metadata !11, metadata !14}
 !5 = metadata !{i32 786478, i32 0, metadata !6, metadata !"populate_array", metadata !"populate_array", metadata !"", metadata !6, i32 4, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void (i32*, i32)* @populate_array, null, null, metadata !1, i32 4} ; [ DW_TAG_subprogram ] [line 4] [def] [populate_array]
diff --git a/test/DebugInfo/X86/2010-08-10-DbgConstant.ll b/test/DebugInfo/X86/2010-08-10-DbgConstant.ll
index 1b90d9d24ef..baf9552c2f7 100644
--- a/test/DebugInfo/X86/2010-08-10-DbgConstant.ll
+++ b/test/DebugInfo/X86/2010-08-10-DbgConstant.ll
@@ -15,7 +15,7 @@ declare void @bar(i32)
 
 !0 = metadata !{i32 786478, i32 0, metadata !1, metadata !"foo", metadata !"foo", metadata !"foo", metadata !1, i32 3, metadata !3, i1 false, i1 true, i32 0, i32 0, null, i1 false, i1 false, void ()* @foo, null, null, null, i32 3} ; [ DW_TAG_subprogram ]
 !1 = metadata !{i32 786473, metadata !12} ; [ DW_TAG_file_type ]
-!2 = metadata !{i32 786449, i32 12, metadata !1, metadata !"clang 2.8", i1 false, metadata !"", i32 0, null, null, metadata !10, metadata !11, metadata !""} ; [ DW_TAG_compile_unit ]
+!2 = metadata !{i32 786449, metadata !1, i32 12, metadata !"clang 2.8", i1 false, metadata !"", i32 0, null, null, metadata !10, metadata !11, 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 ]
 !4 = metadata !{null}
 !5 = metadata !{i32 786471, i32 0, metadata !1, metadata !"ro", metadata !"ro", metadata !"ro", metadata !1, i32 1, metadata !6, i1 true, i1 true, i32 201, null} ; [ DW_TAG_constant ]
diff --git a/test/DebugInfo/X86/2011-09-26-GlobalVarContext.ll b/test/DebugInfo/X86/2011-09-26-GlobalVarContext.ll
index 2e84fd126b0..f09b2753637 100644
--- a/test/DebugInfo/X86/2011-09-26-GlobalVarContext.ll
+++ b/test/DebugInfo/X86/2011-09-26-GlobalVarContext.ll
@@ -18,7 +18,7 @@ declare void @llvm.dbg.declare(metadata, metadata) nounwind readnone
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 786449, i32 12, metadata !6, metadata !"clang version 3.0 (trunk)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !12, metadata !""} ; [ DW_TAG_compile_unit ]
+!0 = metadata !{i32 786449, metadata !6, i32 12, metadata !"clang version 3.0 (trunk)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !12, metadata !""} ; [ DW_TAG_compile_unit ]
 !1 = metadata !{i32 0}
 !3 = metadata !{metadata !5}
 !5 = metadata !{i32 720942, i32 0, metadata !6, metadata !"f", metadata !"f", metadata !"", metadata !6, i32 3, metadata !7, i1 false, i1 true, i32 0, i32 0, i32 0, i32 0, i1 false, i32 ()* @f, null, null, metadata !10} ; [ DW_TAG_subprogram ]
diff --git a/test/DebugInfo/X86/DW_AT_object_pointer.ll b/test/DebugInfo/X86/DW_AT_object_pointer.ll
index 478784dad43..87e10c0d0e5 100644
--- a/test/DebugInfo/X86/DW_AT_object_pointer.ll
+++ b/test/DebugInfo/X86/DW_AT_object_pointer.ll
@@ -47,7 +47,7 @@ entry:
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 786449, i32 4, metadata !6, metadata !"clang version 3.2 (trunk 163586) (llvm/trunk 163570)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ] [/Users/echristo/debug-tests/bar.cpp] [DW_LANG_C_plus_plus]
+!0 = metadata !{i32 786449, metadata !6, i32 4, metadata !"clang version 3.2 (trunk 163586) (llvm/trunk 163570)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ] [/Users/echristo/debug-tests/bar.cpp] [DW_LANG_C_plus_plus]
 !1 = metadata !{i32 0}
 !3 = metadata !{metadata !5, metadata !10, metadata !20}
 !5 = metadata !{i32 786478, i32 0, metadata !6, metadata !"foo", metadata !"foo", metadata !"_Z3fooi", metadata !6, i32 7, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, i32 (i32)* @_Z3fooi, null, null, metadata !1, i32 7} ; [ DW_TAG_subprogram ] [line 7] [def] [foo]
diff --git a/test/DebugInfo/X86/DW_AT_specification.ll b/test/DebugInfo/X86/DW_AT_specification.ll
index c24c3b5e0c5..ab8589dd65e 100644
--- a/test/DebugInfo/X86/DW_AT_specification.ll
+++ b/test/DebugInfo/X86/DW_AT_specification.ll
@@ -16,7 +16,7 @@ entry:
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 786449, i32 4, metadata !6, metadata !"clang version 3.0 ()", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !18, metadata !""} ; [ DW_TAG_compile_unit ]
+!0 = metadata !{i32 786449, metadata !6, i32 4, metadata !"clang version 3.0 ()", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !18, metadata !""} ; [ DW_TAG_compile_unit ]
 !1 = metadata !{i32 0}
 !3 = metadata !{metadata !5}
 !5 = metadata !{i32 720942, i32 0, null, metadata !"bar", metadata !"bar", metadata !"_ZN3foo3barEv", metadata !6, i32 4, metadata !7, i1 false, i1 true, i32 0, i32 0, i32 0, i32 256, i1 false, void ()* @_ZN3foo3barEv, null, metadata !11, metadata !16, i32 4} ; [ DW_TAG_subprogram ]
diff --git a/test/DebugInfo/X86/DW_TAG_friend.ll b/test/DebugInfo/X86/DW_TAG_friend.ll
index 6004c22bb75..8b93aa8876c 100644
--- a/test/DebugInfo/X86/DW_TAG_friend.ll
+++ b/test/DebugInfo/X86/DW_TAG_friend.ll
@@ -17,7 +17,7 @@
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 786449, i32 4, metadata !6, metadata !"clang version 3.1 (trunk 153413) (llvm/trunk 153428)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !1, metadata !3, metadata !""} ; [ DW_TAG_compile_unit ]
+!0 = metadata !{i32 786449, metadata !6, i32 4, metadata !"clang version 3.1 (trunk 153413) (llvm/trunk 153428)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !1, metadata !3, metadata !""} ; [ DW_TAG_compile_unit ]
 !1 = metadata !{i32 0}
 !3 = metadata !{metadata !5, metadata !17}
 !5 = metadata !{i32 786484, i32 0, null, metadata !"a", metadata !"a", metadata !"", metadata !6, i32 10, metadata !7, i32 0, i32 1, %class.A* @a, null} ; [ DW_TAG_variable ]
diff --git a/test/DebugInfo/X86/block-capture.ll b/test/DebugInfo/X86/block-capture.ll
index ffa4d169808..d206c96abde 100644
--- a/test/DebugInfo/X86/block-capture.ll
+++ b/test/DebugInfo/X86/block-capture.ll
@@ -62,7 +62,7 @@ declare i32 @__objc_personality_v0(...)
 !llvm.dbg.cu = !{!0}
 !llvm.module.flags = !{!35, !36, !37, !38}
 
-!0 = metadata !{i32 786449, i32 16, metadata !6, metadata !"clang version 3.1 (trunk 151227)", i1 false, metadata !"", i32 2, metadata !1, metadata !1, metadata !3, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ]
+!0 = metadata !{i32 786449, metadata !6, i32 16, metadata !"clang version 3.1 (trunk 151227)", i1 false, metadata !"", i32 2, metadata !1, metadata !1, metadata !3, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ]
 !1 = metadata !{i32 0}
 !3 = metadata !{metadata !5, metadata !28, metadata !31, metadata !34}
 !5 = metadata !{i32 786478, i32 0, metadata !6, metadata !"foo", metadata !"foo", metadata !"", metadata !6, i32 5, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, null, null, null, metadata !26, i32 5} ; [ DW_TAG_subprogram ]
diff --git a/test/DebugInfo/X86/concrete_out_of_line.ll b/test/DebugInfo/X86/concrete_out_of_line.ll
index b32a08b24c1..4ad14388b25 100644
--- a/test/DebugInfo/X86/concrete_out_of_line.ll
+++ b/test/DebugInfo/X86/concrete_out_of_line.ll
@@ -34,7 +34,7 @@ declare void @_Z8moz_freePv(i8*)
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 786449, i32 4, metadata !6, metadata !"clang version 3.1 ()", i1 true, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !47, metadata !""} ; [ DW_TAG_compile_unit ]
+!0 = metadata !{i32 786449, metadata !6, i32 4, metadata !"clang version 3.1 ()", i1 true, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !47, metadata !""} ; [ DW_TAG_compile_unit ]
 !1 = metadata !{i32 0}
 !3 = metadata !{metadata !5, metadata !23, metadata !27, metadata !31}
 !5 = metadata !{i32 720942, i32 0, null, metadata !"Release", metadata !"Release", metadata !"_ZN17nsAutoRefCnt7ReleaseEv", metadata !6, i32 14, metadata !7, i1 false, i1 true, i32 0, i32 0, i32 0, i32 256, i1 true, i32* null, null, metadata !12, metadata !20, i32 14} ; [ DW_TAG_subprogram ]
diff --git a/test/DebugInfo/X86/dbg-value-inlined-parameter.ll b/test/DebugInfo/X86/dbg-value-inlined-parameter.ll
index d3f18c91801..a349fe5f3f0 100644
--- a/test/DebugInfo/X86/dbg-value-inlined-parameter.ll
+++ b/test/DebugInfo/X86/dbg-value-inlined-parameter.ll
@@ -49,7 +49,7 @@ declare void @llvm.dbg.value(metadata, i64, metadata) nounwind readnone
 
 !0 = metadata !{i32 786478, i32 0, metadata !1, metadata !"foo", metadata !"foo", metadata !"", metadata !1, i32 8, metadata !3, i1 false, i1 true, i32 0, i32 0, i32 0, i32 256, i1 true, i32 (%struct.S1*, i32)* @foo, null, null, metadata !41, i32 8} ; [ DW_TAG_subprogram ]
 !1 = metadata !{i32 786473, metadata !42} ; [ DW_TAG_file_type ]
-!2 = metadata !{i32 786449, i32 12, metadata !1, metadata !"clang version 2.9 (trunk 125693)", i1 true, metadata !"", i32 0, null, null, metadata !39, metadata !40, null} ; [ DW_TAG_compile_unit ]
+!2 = metadata !{i32 786449, metadata !1, i32 12, metadata !"clang version 2.9 (trunk 125693)", i1 true, metadata !"", i32 0, null, null, metadata !39, metadata !40, null} ; [ DW_TAG_compile_unit ]
 !3 = metadata !{i32 786453, metadata !42, 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 ]
diff --git a/test/DebugInfo/X86/elf-names.ll b/test/DebugInfo/X86/elf-names.ll
index 5565707f0a1..497206c47c4 100644
--- a/test/DebugInfo/X86/elf-names.ll
+++ b/test/DebugInfo/X86/elf-names.ll
@@ -58,7 +58,7 @@ declare void @llvm.dbg.value(metadata, i64, metadata) nounwind readnone
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 786449, i32 4, metadata !6, metadata !"clang version 3.2 (trunk 167506) (llvm/trunk 167505)", i1 true, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ] [/usr/local/google/home/echristo/foo.cpp] [DW_LANG_C_plus_plus]
+!0 = metadata !{i32 786449, metadata !6, i32 4, metadata !"clang version 3.2 (trunk 167506) (llvm/trunk 167505)", i1 true, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ] [/usr/local/google/home/echristo/foo.cpp] [DW_LANG_C_plus_plus]
 !1 = metadata !{i32 0}
 !3 = metadata !{metadata !5, metadata !31}
 !5 = metadata !{i32 786478, i32 0, null, metadata !"D", metadata !"D", metadata !"_ZN1DC2Ev", metadata !6, i32 12, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 true, void (%class.D*)* @_ZN1DC2Ev, null, metadata !17, metadata !27, i32 12} ; [ DW_TAG_subprogram ] [line 12] [def] [D]
diff --git a/test/DebugInfo/X86/empty-and-one-elem-array.ll b/test/DebugInfo/X86/empty-and-one-elem-array.ll
index 0b9a3f28235..f90da4d12f3 100644
--- a/test/DebugInfo/X86/empty-and-one-elem-array.ll
+++ b/test/DebugInfo/X86/empty-and-one-elem-array.ll
@@ -59,7 +59,7 @@ declare void @llvm.dbg.declare(metadata, metadata) nounwind readnone
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 786449, i32 12, metadata !6, metadata !"clang version 3.3 (trunk 169136)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ] [/Volumes/Sandbox/llvm/test.c] [DW_LANG_C99]
+!0 = metadata !{i32 786449, metadata !6, i32 12, metadata !"clang version 3.3 (trunk 169136)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ] [/Volumes/Sandbox/llvm/test.c] [DW_LANG_C99]
 !1 = metadata !{i32 0}
 !3 = metadata !{metadata !5}
 !5 = metadata !{i32 786478, i32 0, metadata !6, metadata !"func", metadata !"func", metadata !"", metadata !6, i32 11, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 0, i1 false, i32 ()* @func, null, null, metadata !1, i32 11} ; [ DW_TAG_subprogram ] [line 11] [def] [func]
diff --git a/test/DebugInfo/X86/empty-array.ll b/test/DebugInfo/X86/empty-array.ll
index 1554b4512c1..a4cbb43cc15 100644
--- a/test/DebugInfo/X86/empty-array.ll
+++ b/test/DebugInfo/X86/empty-array.ll
@@ -24,7 +24,7 @@
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 786449, i32 4, metadata !6, metadata !"clang version 3.3 (trunk 169136)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !1, metadata !3, metadata !""} ; [ DW_TAG_compile_unit ] [/Volumes/Sandbox/llvm/t.cpp] [DW_LANG_C_plus_plus]
+!0 = metadata !{i32 786449, metadata !6, i32 4, metadata !"clang version 3.3 (trunk 169136)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !1, metadata !3, metadata !""} ; [ DW_TAG_compile_unit ] [/Volumes/Sandbox/llvm/t.cpp] [DW_LANG_C_plus_plus]
 !1 = metadata !{i32 0}
 !3 = metadata !{metadata !5}
 !5 = metadata !{i32 786484, i32 0, null, metadata !"a", metadata !"a", metadata !"", metadata !6, i32 1, metadata !7, i32 0, i32 1, %class.A* @a, null} ; [ DW_TAG_variable ] [a] [line 1] [def]
diff --git a/test/DebugInfo/X86/ending-run.ll b/test/DebugInfo/X86/ending-run.ll
index 0441bc4d10b..949d3f105e0 100644
--- a/test/DebugInfo/X86/ending-run.ll
+++ b/test/DebugInfo/X86/ending-run.ll
@@ -28,7 +28,7 @@ declare void @llvm.dbg.declare(metadata, metadata) nounwind readnone
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 786449, i32 12, metadata !6, metadata !"clang version 3.1 (trunk 153921) (llvm/trunk 153916)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ]
+!0 = metadata !{i32 786449, metadata !6, i32 12, metadata !"clang version 3.1 (trunk 153921) (llvm/trunk 153916)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ]
 !1 = metadata !{i32 0}
 !3 = metadata !{metadata !5}
 !5 = metadata !{i32 786478, i32 0, metadata !6, metadata !"callee", metadata !"callee", metadata !"", metadata !6, i32 4, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 0, i1 false, i32 (i32)* @callee, null, null, metadata !10, i32 7} ; [ DW_TAG_subprogram ]
diff --git a/test/DebugInfo/X86/enum-class.ll b/test/DebugInfo/X86/enum-class.ll
index afc77a8ac1c..e90b8b033b2 100644
--- a/test/DebugInfo/X86/enum-class.ll
+++ b/test/DebugInfo/X86/enum-class.ll
@@ -7,7 +7,7 @@
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 786449, i32 4, metadata !4, metadata !"clang version 3.2 (trunk 157269) (llvm/trunk 157264)", i1 false, metadata !"", i32 0, metadata !1, metadata !15, metadata !15, metadata !17, metadata !""} ; [ DW_TAG_compile_unit ]
+!0 = metadata !{i32 786449, metadata !4, i32 4, metadata !"clang version 3.2 (trunk 157269) (llvm/trunk 157264)", i1 false, metadata !"", i32 0, metadata !1, metadata !15, metadata !15, metadata !17, metadata !""} ; [ DW_TAG_compile_unit ]
 !1 = metadata !{metadata !3, metadata !8, metadata !12}
 !3 = metadata !{i32 786436, metadata !4, null, metadata !"A", i32 1, i64 32, i64 32, i32 0, i32 0, metadata !5, metadata !6, i32 0, i32 0} ; [ DW_TAG_enumeration_type ]
 !4 = metadata !{i32 786473, metadata !22} ; [ DW_TAG_file_type ]
diff --git a/test/DebugInfo/X86/fission-cu.ll b/test/DebugInfo/X86/fission-cu.ll
index 83ed464ebf7..5f8f2cd504f 100644
--- a/test/DebugInfo/X86/fission-cu.ll
+++ b/test/DebugInfo/X86/fission-cu.ll
@@ -5,7 +5,7 @@
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 786449, i32 12, metadata !6, metadata !"clang version 3.3 (trunk 169021) (llvm/trunk 169020)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !1, metadata !3, metadata !"baz.dwo"} ; [ DW_TAG_compile_unit ] [/usr/local/google/home/echristo/tmp/baz.c] [DW_LANG_C99]
+!0 = metadata !{i32 786449, metadata !6, i32 12, metadata !"clang version 3.3 (trunk 169021) (llvm/trunk 169020)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !1, metadata !3, metadata !"baz.dwo"} ; [ DW_TAG_compile_unit ] [/usr/local/google/home/echristo/tmp/baz.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 1, metadata !7, i32 0, i32 1, i32* @a, null} ; [ DW_TAG_variable ] [a] [line 1] [def]
diff --git a/test/DebugInfo/X86/nondefault-subrange-array.ll b/test/DebugInfo/X86/nondefault-subrange-array.ll
index 1ccc44e7360..cfd49393c7b 100644
--- a/test/DebugInfo/X86/nondefault-subrange-array.ll
+++ b/test/DebugInfo/X86/nondefault-subrange-array.ll
@@ -27,7 +27,7 @@
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 786449, i32 4, metadata !6, metadata !"clang version 3.3 (trunk 169136)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !1, metadata !3, metadata !""} ; [ DW_TAG_compile_unit ] [/Volumes/Sandbox/llvm/t.cpp] [DW_LANG_C_plus_plus]
+!0 = metadata !{i32 786449, metadata !6, i32 4, metadata !"clang version 3.3 (trunk 169136)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !1, metadata !3, metadata !""} ; [ DW_TAG_compile_unit ] [/Volumes/Sandbox/llvm/t.cpp] [DW_LANG_C_plus_plus]
 !1 = metadata !{i32 0}
 !3 = metadata !{metadata !5}
 !5 = metadata !{i32 786484, i32 0, null, metadata !"a", metadata !"a", metadata !"", metadata !6, i32 1, metadata !7, i32 0, i32 1, %class.A* @a, null} ; [ DW_TAG_variable ] [a] [line 1] [def]
diff --git a/test/DebugInfo/X86/objc-fwd-decl.ll b/test/DebugInfo/X86/objc-fwd-decl.ll
index e6ebef09b6f..9d475b01ab1 100644
--- a/test/DebugInfo/X86/objc-fwd-decl.ll
+++ b/test/DebugInfo/X86/objc-fwd-decl.ll
@@ -12,7 +12,7 @@
 !llvm.dbg.cu = !{!0}
 !llvm.module.flags = !{!9, !10, !11, !12}
 
-!0 = metadata !{i32 786449, i32 16, metadata !6, metadata !"clang version 3.1 (trunk 152054 trunk 152094)", i1 false, metadata !"", i32 2, metadata !1, metadata !1, metadata !1, metadata !3, metadata !""} ; [ DW_TAG_compile_unit ]
+!0 = metadata !{i32 786449, metadata !6, i32 16, metadata !"clang version 3.1 (trunk 152054 trunk 152094)", i1 false, metadata !"", i32 2, metadata !1, metadata !1, metadata !1, metadata !3, metadata !""} ; [ DW_TAG_compile_unit ]
 !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, %0** @a, null} ; [ DW_TAG_variable ]
diff --git a/test/DebugInfo/X86/op_deref.ll b/test/DebugInfo/X86/op_deref.ll
index ea8c333457c..7525fc6041c 100644
--- a/test/DebugInfo/X86/op_deref.ll
+++ b/test/DebugInfo/X86/op_deref.ll
@@ -59,7 +59,7 @@ declare void @llvm.stackrestore(i8*) nounwind
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 786449, i32 12, metadata !6, metadata !"clang version 3.2 (trunk 156005) (llvm/trunk 156000)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ]
+!0 = metadata !{i32 786449, metadata !6, i32 12, metadata !"clang version 3.2 (trunk 156005) (llvm/trunk 156000)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ]
 !1 = metadata !{i32 0}
 !3 = metadata !{metadata !5}
 !5 = metadata !{i32 786478, i32 0, metadata !6, metadata !"testVLAwithSize", metadata !"testVLAwithSize", metadata !"", metadata !6, i32 1, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void (i32)* @testVLAwithSize, null, null, metadata !1, i32 2} ; [ DW_TAG_subprogram ]
diff --git a/test/DebugInfo/X86/pr11300.ll b/test/DebugInfo/X86/pr11300.ll
index 1a3cb2ee8b1..9ec3f8a36f0 100644
--- a/test/DebugInfo/X86/pr11300.ll
+++ b/test/DebugInfo/X86/pr11300.ll
@@ -31,7 +31,7 @@ entry:
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 786449, i32 4, metadata !6, metadata !"clang version 3.0 ()", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ]
+!0 = metadata !{i32 786449, metadata !6, i32 4, metadata !"clang version 3.0 ()", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ]
 !1 = metadata !{i32 0}
 !3 = metadata !{metadata !5, metadata !20}
 !5 = metadata !{i32 720942, i32 0, metadata !6, metadata !"zed", metadata !"zed", metadata !"_Z3zedP3foo", metadata !6, i32 4, metadata !7, i1 false, i1 true, i32 0, i32 0, i32 0, i32 256, i1 false, void (%struct.foo*)* @_Z3zedP3foo, null, null, metadata !18, i32 4} ; [ DW_TAG_subprogram ]
diff --git a/test/DebugInfo/X86/stmt-list-multiple-compile-units.ll b/test/DebugInfo/X86/stmt-list-multiple-compile-units.ll
index 382ace29c78..ec66098ad95 100644
--- a/test/DebugInfo/X86/stmt-list-multiple-compile-units.ll
+++ b/test/DebugInfo/X86/stmt-list-multiple-compile-units.ll
@@ -42,7 +42,7 @@ entry:
 }
 
 !llvm.dbg.cu = !{!0, !10}
-!0 = metadata !{i32 786449, i32 12, metadata !6, metadata !"clang version 3.3", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ]
+!0 = metadata !{i32 786449, metadata !6, i32 12, metadata !"clang version 3.3", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ]
 !1 = metadata !{metadata !2}
 !2 = metadata !{i32 0}
 !3 = metadata !{metadata !5}
@@ -51,7 +51,7 @@ entry:
 !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 ] [line 0, size 0, align 0, offset 0] [from ]
 !8 = metadata !{metadata !9, metadata !9}
 !9 = metadata !{i32 786468, null, metadata !"int", null, i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ] [int] [line 0, size 32, align 32, offset 0, enc DW_ATE_signed]
-!10 = metadata !{i32 786449, i32 12, metadata !14, metadata !"clang version 3.3 (trunk 172862)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !11, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ]
+!10 = metadata !{i32 786449, metadata !14, i32 12, metadata !"clang version 3.3 (trunk 172862)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !11, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ]
 !11 = metadata !{metadata !13}
 !13 = metadata !{i32 786478, i32 0, metadata !14, metadata !"fn", metadata !"fn", metadata !"", metadata !14, i32 1, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, i32 (i32)* @fn, null, null, metadata !1, i32 1} ; [ DW_TAG_subprogram ] [line 1] [def] [fn]
 !14 = metadata !{i32 786473, metadata !24} ; [ DW_TAG_file_type ]
diff --git a/test/DebugInfo/X86/stringpool.ll b/test/DebugInfo/X86/stringpool.ll
index dce5d204a19..3707946509e 100644
--- a/test/DebugInfo/X86/stringpool.ll
+++ b/test/DebugInfo/X86/stringpool.ll
@@ -5,7 +5,7 @@
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 786449, i32 12, metadata !6, metadata !"clang version 3.1 (trunk 143009)", i1 true, metadata !"", i32 0, metadata !1, metadata !1, metadata !1, metadata !3, metadata !""} ; [ DW_TAG_compile_unit ]
+!0 = metadata !{i32 786449, metadata !6, i32 12, metadata !"clang version 3.1 (trunk 143009)", i1 true, metadata !"", i32 0, metadata !1, metadata !1, metadata !1, metadata !3, metadata !""} ; [ DW_TAG_compile_unit ]
 !1 = metadata !{i32 0}
 !3 = metadata !{metadata !5}
 !5 = metadata !{i32 720948, i32 0, null, metadata !"yyyy", metadata !"yyyy", metadata !"", metadata !6, i32 1, metadata !7, i32 0, i32 1, i32* @yyyy, null} ; [ DW_TAG_variable ]
diff --git a/test/DebugInfo/X86/subrange-type.ll b/test/DebugInfo/X86/subrange-type.ll
index cdadd93c9c6..8c8af78911e 100644
--- a/test/DebugInfo/X86/subrange-type.ll
+++ b/test/DebugInfo/X86/subrange-type.ll
@@ -20,7 +20,7 @@ declare void @llvm.dbg.declare(metadata, metadata) nounwind readnone
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 786449, i32 12, metadata !6, metadata !"clang version 3.3 (trunk 171472) (llvm/trunk 171487)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ] [/usr/local/google/home/echristo/tmp/foo.c] [DW_LANG_C99]
+!0 = metadata !{i32 786449, metadata !6, i32 12, metadata !"clang version 3.3 (trunk 171472) (llvm/trunk 171487)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ] [/usr/local/google/home/echristo/tmp/foo.c] [DW_LANG_C99]
 !1 = metadata !{i32 0}
 !3 = metadata !{metadata !5}
 !5 = metadata !{i32 786478, i32 0, metadata !6, metadata !"main", metadata !"main", metadata !"", metadata !6, i32 2, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, i32 ()* @main, null, null, metadata !1, i32 3} ; [ DW_TAG_subprogram ] [line 2] [def] [scope 3] [main]
diff --git a/test/DebugInfo/array.ll b/test/DebugInfo/array.ll
index 0fd437c3c2d..bf018034f02 100644
--- a/test/DebugInfo/array.ll
+++ b/test/DebugInfo/array.ll
@@ -16,7 +16,7 @@ declare void @llvm.dbg.declare(metadata, metadata) nounwind readnone
 
 !0 = metadata !{i32 786478, i32 0, metadata !1, metadata !"main", metadata !"main", metadata !"", metadata !1, 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, i32 12, metadata !1, metadata !"clang version 3.0 (trunk 129138)", i1 false, metadata !"", i32 0, null, null, metadata !13, null, null} ; [ DW_TAG_compile_unit ]
+!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} ; [ 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 ]
 !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 ]
diff --git a/test/DebugInfo/namespace.ll b/test/DebugInfo/namespace.ll
index 8debc0b9cce..284bfd9b57c 100644
--- a/test/DebugInfo/namespace.ll
+++ b/test/DebugInfo/namespace.ll
@@ -29,7 +29,7 @@
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 786449, i32 4, metadata !1, metadata !"clang version 3.3 ", i1 false, metadata !"", i32 0, metadata !3, metadata !3, metadata !3, metadata !4, metadata !""} ; [ DW_TAG_compile_unit ] [/home/foo/debug-info-namespace.cpp] [DW_LANG_C_plus_plus]
+!0 = metadata !{i32 786449, metadata !1, i32 4, metadata !"clang version 3.3 ", i1 false, metadata !"", i32 0, metadata !3, metadata !3, metadata !3, metadata !4, metadata !""} ; [ DW_TAG_compile_unit ] [/home/foo/debug-info-namespace.cpp] [DW_LANG_C_plus_plus]
 !1 = metadata !{i32 786473, metadata !2}          ; [ DW_TAG_file_type ] [/home/foo/debug-info-namespace.cpp]
 !2 = metadata !{metadata !"debug-info-namespace.cpp", metadata !"/home/foo"}
 !3 = metadata !{i32 0}
diff --git a/test/DebugInfo/two-cus-from-same-file.ll b/test/DebugInfo/two-cus-from-same-file.ll
index 706104674ab..4f2a35fca85 100644
--- a/test/DebugInfo/two-cus-from-same-file.ll
+++ b/test/DebugInfo/two-cus-from-same-file.ll
@@ -32,14 +32,14 @@ declare void @llvm.dbg.value(metadata, i64, metadata) nounwind readnone
 
 !llvm.dbg.cu = !{!0, !9}
 
-!0 = metadata !{i32 786449, i32 12, metadata !6, metadata !"clang version 3.2 (trunk 156513)", i1 true, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ]
+!0 = metadata !{i32 786449, metadata !6, i32 12, metadata !"clang version 3.2 (trunk 156513)", i1 true, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ]
 !1 = metadata !{i32 0}
 !3 = metadata !{metadata !5}
 !5 = metadata !{i32 786478, i32 0, metadata !6, metadata !"foo", metadata !"foo", metadata !"", metadata !6, i32 5, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 true, void ()* @foo, null, null, metadata !1, i32 5} ; [ DW_TAG_subprogram ]
 !6 = metadata !{i32 786473, metadata !32} ; [ DW_TAG_file_type ]
 !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}
-!9 = metadata !{i32 786449, i32 12, metadata !6, metadata !"clang version 3.2 (trunk 156513)", i1 true, metadata !"", i32 0, metadata !1, metadata !1, metadata !10, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ]
+!9 = metadata !{i32 786449, metadata !6, i32 12, metadata !"clang version 3.2 (trunk 156513)", i1 true, metadata !"", i32 0, metadata !1, metadata !1, metadata !10, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ]
 !10 = metadata !{metadata !12}
 !12 = metadata !{i32 786478, i32 0, metadata !6, metadata !"main", metadata !"main", metadata !"", metadata !6, i32 11, metadata !13, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 true, i32 (i32, i8**)* @main, null, null, metadata !19, i32 11} ; [ DW_TAG_subprogram ]
 !13 = metadata !{i32 786453, i32 0, metadata !"", i32 0, i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !14, i32 0, i32 0} ; [ DW_TAG_subroutine_type ]