Debug Info Verifier: enable verification of DICompileUnit.

We used to call Verify before adding DICompileUnit to the list, and now we
remove the check and always add DICompileUnit to the list in DebugInfoFinder,
so we can verify them later on.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@187237 91177308-0d34-0410-b5e6-96231b3b80d8

25 files changed, 85 insertions, 59 deletions

diff --git a/test/CodeGen/ARM/2009-10-16-Scope.ll b/test/CodeGen/ARM/2009-10-16-Scope.ll
index 20685cbf03..dd08b56505 100644
--- a/test/CodeGen/ARM/2009-10-16-Scope.ll
+++ b/test/CodeGen/ARM/2009-10-16-Scope.ll
@@ -26,8 +26,10 @@ declare i32 @foo(i32) ssp
 !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/test/CodeGen/ARM/debug-info-d16-reg.ll b/test/CodeGen/ARM/debug-info-d16-reg.ll
index 5efe42d9e7..11631ae6ff 100644
--- a/test/CodeGen/ARM/debug-info-d16-reg.ll
+++ b/test/CodeGen/ARM/debug-info-d16-reg.ll
@@ -60,7 +60,7 @@ declare i32 @puts(i8* nocapture) nounwind
 
 !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 @@ declare i32 @puts(i8* nocapture) nounwind
 !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/test/CodeGen/ARM/debug-info-s16-reg.ll b/test/CodeGen/ARM/debug-info-s16-reg.ll
index 775885ae08..83e7daccb1 100644
--- a/test/CodeGen/ARM/debug-info-s16-reg.ll
+++ b/test/CodeGen/ARM/debug-info-s16-reg.ll
@@ -65,7 +65,7 @@ declare void @llvm.dbg.value(metadata, i64, metadata) nounwind readnone
 
 !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 @@ declare void @llvm.dbg.value(metadata, i64, metadata) nounwind readnone
 !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/test/CodeGen/ARM/debug-info-sreg2.ll b/test/CodeGen/ARM/debug-info-sreg2.ll
index 9653a8db94..cc2e831425 100644
--- a/test/CodeGen/ARM/debug-info-sreg2.ll
+++ b/test/CodeGen/ARM/debug-info-sreg2.ll
@@ -41,7 +41,7 @@ declare void @llvm.dbg.value(metadata, i64, metadata) nounwind readnone
 
 !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 @@ declare void @llvm.dbg.value(metadata, i64, metadata) nounwind readnone
 !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/test/CodeGen/X86/2009-02-12-DebugInfoVLA.ll b/test/CodeGen/X86/2009-02-12-DebugInfoVLA.ll
index 5a93261565..2dcb08af7a 100644
--- a/test/CodeGen/X86/2009-02-12-DebugInfoVLA.ll
+++ b/test/CodeGen/X86/2009-02-12-DebugInfoVLA.ll
@@ -69,7 +69,7 @@ declare void @llvm.stackrestore(i8*) nounwind
 !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 @@ declare void @llvm.stackrestore(i8*) nounwind
 !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/test/CodeGen/X86/2009-10-16-Scope.ll b/test/CodeGen/X86/2009-10-16-Scope.ll
index 0c71da2149..ae2e9ac77e 100644
--- a/test/CodeGen/X86/2009-10-16-Scope.ll
+++ b/test/CodeGen/X86/2009-10-16-Scope.ll
@@ -26,8 +26,10 @@ declare i32 @foo(i32) ssp
 !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/test/CodeGen/X86/2010-01-18-DbgValue.ll b/test/CodeGen/X86/2010-01-18-DbgValue.ll
index ebdb1b54cc..579b8c0e76 100644
--- a/test/CodeGen/X86/2010-01-18-DbgValue.ll
+++ b/test/CodeGen/X86/2010-01-18-DbgValue.ll
@@ -33,7 +33,7 @@ declare void @llvm.dbg.declare(metadata, metadata) nounwind readnone
 !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 @@ declare void @llvm.dbg.declare(metadata, metadata) nounwind readnone
 !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/test/CodeGen/X86/2010-02-01-DbgValueCrash.ll b/test/CodeGen/X86/2010-02-01-DbgValueCrash.ll
index 3ebbde4c12..71c7b65ba7 100644
--- a/test/CodeGen/X86/2010-02-01-DbgValueCrash.ll
+++ b/test/CodeGen/X86/2010-02-01-DbgValueCrash.ll
@@ -16,7 +16,7 @@ entry:
 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 @@ declare void @"tart.reflect.ComplexType.create->tart.core.Object"(%tart.reflect.
 !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/test/CodeGen/X86/2010-05-25-DotDebugLoc.ll b/test/CodeGen/X86/2010-05-25-DotDebugLoc.ll
index 9bc6c5a792..00ac71a10c 100644
--- a/test/CodeGen/X86/2010-05-25-DotDebugLoc.ll
+++ b/test/CodeGen/X86/2010-05-25-DotDebugLoc.ll
@@ -203,7 +203,7 @@ declare void @llvm.dbg.value(metadata, i64, metadata) nounwind readnone
 !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 @@ declare void @llvm.dbg.value(metadata, i64, metadata) nounwind readnone
 !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/test/CodeGen/X86/2010-07-06-DbgCrash.ll b/test/CodeGen/X86/2010-07-06-DbgCrash.ll
index 96799f77f8..e91cd76bb0 100644
--- a/test/CodeGen/X86/2010-07-06-DbgCrash.ll
+++ b/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/test/CodeGen/X86/2010-09-16-EmptyFilename.ll b/test/CodeGen/X86/2010-09-16-EmptyFilename.ll
index de0d216e26..831fe663d0 100644
--- a/test/CodeGen/X86/2010-09-16-EmptyFilename.ll
+++ b/test/CodeGen/X86/2010-09-16-EmptyFilename.ll
@@ -14,19 +14,20 @@ entry:
 
 !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/test/CodeGen/X86/2010-11-02-DbgParameter.ll b/test/CodeGen/X86/2010-11-02-DbgParameter.ll
index 4d68d3d2fc..e118e8078b 100644
--- a/test/CodeGen/X86/2010-11-02-DbgParameter.ll
+++ b/test/CodeGen/X86/2010-11-02-DbgParameter.ll
@@ -19,7 +19,7 @@ declare void @llvm.dbg.value(metadata, i64, metadata) nounwind readnone
 
 !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 @@ declare void @llvm.dbg.value(metadata, i64, metadata) nounwind readnone
 !15 = metadata !{metadata !0}
 !16 = metadata !{metadata !6}
 !17 = metadata !{metadata !"one.c", metadata !"/private/tmp"}
+!18 = metadata !{i32 0}
diff --git a/test/CodeGen/X86/2010-12-02-MC-Set.ll b/test/CodeGen/X86/2010-12-02-MC-Set.ll
index 4d8d974f70..1a4c586aad 100644
--- a/test/CodeGen/X86/2010-12-02-MC-Set.ll
+++ b/test/CodeGen/X86/2010-12-02-MC-Set.ll
@@ -9,13 +9,15 @@ entry:
 !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/test/CodeGen/X86/2012-11-30-handlemove-dbg.ll b/test/CodeGen/X86/2012-11-30-handlemove-dbg.ll
index 9164eb9c69..f81e14b50c 100644
--- a/test/CodeGen/X86/2012-11-30-handlemove-dbg.ll
+++ b/test/CodeGen/X86/2012-11-30-handlemove-dbg.ll
@@ -37,7 +37,7 @@ declare void @llvm.dbg.value(metadata, i64, metadata) nounwind readnone
 
 !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/test/CodeGen/X86/2012-11-30-misched-dbg.ll b/test/CodeGen/X86/2012-11-30-misched-dbg.ll
index a0fbbb2ff9..bcab60b177 100644
--- a/test/CodeGen/X86/2012-11-30-misched-dbg.ll
+++ b/test/CodeGen/X86/2012-11-30-misched-dbg.ll
@@ -64,7 +64,7 @@ declare i32 @__sprintf_chk(i8*, i32, i64, i8*, ...)
 
 !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 @@ declare void @_Znwm()
 
 !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/test/CodeGen/X86/2012-11-30-regpres-dbg.ll b/test/CodeGen/X86/2012-11-30-regpres-dbg.ll
index df93c5647d..fbb222cfbe 100644
--- a/test/CodeGen/X86/2012-11-30-regpres-dbg.ll
+++ b/test/CodeGen/X86/2012-11-30-regpres-dbg.ll
@@ -35,10 +35,11 @@ invoke.cont44:                                    ; preds = %if.end
 
 !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/test/CodeGen/X86/dbg-at-specficiation.ll b/test/CodeGen/X86/dbg-at-specficiation.ll
index 48b8202bd5..78a4e1984a 100644
--- a/test/CodeGen/X86/dbg-at-specficiation.ll
+++ b/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/test/CodeGen/X86/dbg-const-int.ll b/test/CodeGen/X86/dbg-const-int.ll
index 5957183901..fc4ff6d279 100644
--- a/test/CodeGen/X86/dbg-const-int.ll
+++ b/test/CodeGen/X86/dbg-const-int.ll
@@ -14,7 +14,7 @@ declare void @llvm.dbg.value(metadata, i64, metadata) nounwind readnone
 
 !llvm.dbg.cu = !{!0}
 
-!0 = metadata !{i32 786449, i32 12, metadata !2, metadata !"clang 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 @@ declare void @llvm.dbg.value(metadata, i64, metadata) nounwind readnone
 !11 = metadata !{metadata !1}
 !12 = metadata !{metadata !6}
 !13 = metadata !{metadata !"a.c", metadata !"/private/tmp"}
+!14 = metadata !{i32 0}
diff --git a/test/CodeGen/X86/dbg-const.ll b/test/CodeGen/X86/dbg-const.ll
index 199e409e1f..b37eb0af48 100644
--- a/test/CodeGen/X86/dbg-const.ll
+++ b/test/CodeGen/X86/dbg-const.ll
@@ -32,7 +32,7 @@ declare i32 @bar() nounwind readnone
 
 !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 @@ declare i32 @bar() nounwind readnone
 !13 = metadata !{metadata !0}
 !14 = metadata !{metadata !6}
 !15 = metadata !{metadata !"mu.c", metadata !"/private/tmp"}
+!16 = metadata !{i32 0}
diff --git a/test/CodeGen/X86/dbg-declare.ll b/test/CodeGen/X86/dbg-declare.ll
index a990ccaff0..d74e2707c5 100644
--- a/test/CodeGen/X86/dbg-declare.ll
+++ b/test/CodeGen/X86/dbg-declare.ll
@@ -29,11 +29,11 @@ declare void @llvm.stackrestore(i8*) nounwind
 
 !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 @@ declare void @llvm.stackrestore(i8*) nounwind
 !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 @@ declare void @llvm.stackrestore(i8*) nounwind
 !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/test/CodeGen/X86/dbg-file-name.ll b/test/CodeGen/X86/dbg-file-name.ll
index 1bd3d77522..797b4b5907 100644
--- a/test/CodeGen/X86/dbg-file-name.ll
+++ b/test/CodeGen/X86/dbg-file-name.ll
@@ -12,10 +12,11 @@ define i32 @main() nounwind {
 !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/test/CodeGen/X86/dbg-i128-const.ll b/test/CodeGen/X86/dbg-i128-const.ll
index 47849318a9..f413909c8c 100644
--- a/test/CodeGen/X86/dbg-i128-const.ll
+++ b/test/CodeGen/X86/dbg-i128-const.ll
@@ -16,10 +16,10 @@ declare void @llvm.dbg.value(metadata, i64, metadata) nounwind readnone
 
 !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 @@ declare void @llvm.dbg.value(metadata, i64, metadata) nounwind readnone
 !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/test/CodeGen/X86/dbg-merge-loc-entry.ll b/test/CodeGen/X86/dbg-merge-loc-entry.ll
index 8a4ac75ac4..ccf4808bbb 100644
--- a/test/CodeGen/X86/dbg-merge-loc-entry.ll
+++ b/test/CodeGen/X86/dbg-merge-loc-entry.ll
@@ -41,7 +41,7 @@ declare %0 @llvm.uadd.with.overflow.i64(i64, i64) nounwind readnone
 
 !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 @@ declare %0 @llvm.uadd.with.overflow.i64(i64, i64) nounwind readnone
 !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/test/CodeGen/X86/dwarf-comp-dir.ll b/test/CodeGen/X86/dwarf-comp-dir.ll
index 3bc2957963..33d0165bfa 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, 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/test/CodeGen/X86/unknown-location.ll b/test/CodeGen/X86/unknown-location.ll
index e02e3b5475..2422de93f7 100644
--- a/test/CodeGen/X86/unknown-location.ll
+++ b/test/CodeGen/X86/unknown-location.ll
@@ -21,13 +21,14 @@ entry:
 !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}