Debug Info: improve the verifier to check field types.

Make sure the context field of DIType is MDNode.
Fix testing cases to make them pass the verifier.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@187150 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/DebugInfo/2010-03-12-llc-crash.ll b/test/DebugInfo/2010-03-12-llc-crash.ll
index eaf87dc..0ed21f1 100644
--- a/test/DebugInfo/2010-03-12-llc-crash.ll
+++ b/test/DebugInfo/2010-03-12-llc-crash.ll
@@ -10,11 +10,12 @@
 }
 
 !0 = metadata !{i32 524545, metadata !1, metadata !"sy", metadata !2, i32 890, metadata !7} ; [ DW_TAG_arg_variable ]
-!1 = metadata !{i32 524334, metadata !2, metadata !3, metadata !"foo", metadata !"foo", metadata !"foo", i32 892, metadata !4, i1 false, i1 true, i32 0, i32 0, null, i1 false, i32 0, null, null, null, null, i32 0} ; [ DW_TAG_subprogram ]
-!2 = metadata !{i32 524329, metadata !"qpainter.h", metadata !"QtGui", metadata !3} ; [ DW_TAG_file_type ]
+!1 = metadata !{i32 524334, metadata !8, metadata !3, metadata !"foo", metadata !"foo", metadata !"foo", i32 892, metadata !4, i1 false, i1 true, i32 0, i32 0, null, i1 false, i32 0, null, null, null, null, i32 0} ; [ DW_TAG_subprogram ]
+!2 = metadata !{i32 524329, metadata !8} ; [ DW_TAG_file_type ]
 !3 = metadata !{i32 524305, i32 0, i32 4, metadata !"splineeditor.cpp", metadata !"editor", metadata !"clang 1.1", i1 true, i1 false, metadata !"", i32 0} ; [ DW_TAG_compile_unit ]
-!4 = metadata !{i32 524309, metadata !5, metadata !"", metadata !5, i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !6, i32 0, null} ; [ DW_TAG_subroutine_type ]
-!5 = metadata !{i32 524329, metadata !"splineeditor.cpp", metadata !"src", metadata !3} ; [ DW_TAG_file_type ]
+!4 = metadata !{i32 524309, metadata !9, metadata !5, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !6, i32 0, null} ; [ DW_TAG_subroutine_type ]
+!5 = metadata !{i32 524329, metadata !9} ; [ DW_TAG_file_type ]
 !6 = metadata !{null}
-!7 = metadata !{i32 524324, metadata !5, metadata !"int", metadata !5, i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
-
+!7 = metadata !{i32 524324, metadata !9, metadata !5, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
+!8 = metadata !{metadata !"qpainter.h", metadata !"QtGui"}
+!9 = metadata !{metadata !"splineeditor.cpp", metadata !"src"}
diff --git a/test/DebugInfo/2010-03-30-InvalidDbgInfoCrash.ll b/test/DebugInfo/2010-03-30-InvalidDbgInfoCrash.ll
index 72c268a..11930ec 100644
--- a/test/DebugInfo/2010-03-30-InvalidDbgInfoCrash.ll
+++ b/test/DebugInfo/2010-03-30-InvalidDbgInfoCrash.ll
@@ -12,18 +12,18 @@
 !1 = metadata !{i32 524544, metadata !2, metadata !"x", metadata !4, i32 11, metadata !9} ; [ DW_TAG_auto_variable ]
 !2 = metadata !{i32 524299, metadata !20, metadata !3, i32 8, i32 0, i32 0} ; [ DW_TAG_lexical_block ]
 !3 = metadata !{i32 524334, metadata !20, null, metadata !"baz", metadata !"baz", metadata !"baz", i32 8, metadata !6, i1 true, i1 true, i32 0, i32 0, null, i1 false, i32 0, null, null, null, null, i32 0} ; [ DW_TAG_subprogram ]
-!4 = metadata !{i32 524329, metadata !"2007-12-VarArrayDebug.c", metadata !"/Users/sabre/llvm/test/FrontendC/", metadata !5} ; [ DW_TAG_file_type ]
+!4 = metadata !{i32 524329, metadata !20} ; [ DW_TAG_file_type ]
 !5 = metadata !{i32 524305, i32 0, i32 1, metadata !"2007-12-VarArrayDebug.c", metadata !"/Users/sabre/llvm/test/FrontendC/", metadata !"4.2.1 (Based on Apple Inc. build 5658) (LLVM build)", i1 true, i1 false, metadata !"", i32 0} ; [ DW_TAG_compile_unit ]
-!6 = metadata !{i32 524309, metadata !4, metadata !"", metadata !4, i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !7, i32 0, null} ; [ DW_TAG_subroutine_type ]
+!6 = metadata !{i32 524309, metadata !20, 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 !{null, metadata !8}
-!8 = metadata !{i32 524324, metadata !4, metadata !"int", metadata !4, i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
-!9 = metadata !{i32 524303, metadata !4, metadata !"", metadata !4, i32 0, i64 64, i64 64, i64 0, i32 0, metadata !10} ; [ DW_TAG_pointer_type ]
+!8 = metadata !{i32 524324, metadata !20, metadata !4, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
+!9 = metadata !{i32 524303, metadata !20, metadata !4, metadata !"", i32 0, i64 64, i64 64, i64 0, i32 0, metadata !10} ; [ DW_TAG_pointer_type ]
 !10 = metadata !{i32 524307, metadata !20, metadata !3, metadata !"", i32 11, i64 8, i64 8, i64 0, i32 0, null, metadata !11, i32 0, null} ; [ DW_TAG_structure_type ]
 !11 = metadata !{metadata !12}
 !12 = metadata !{i32 524301, metadata !20, metadata !10, metadata !"b", i32 11, i64 8, i64 8, i64 0, i32 0, metadata !13} ; [ DW_TAG_member ]
 !13 = metadata !{i32 524310, metadata !20, metadata !3, metadata !"A", i32 11, i64 0, i64 0, i64 0, i32 0, metadata !14} ; [ DW_TAG_typedef ]
-!14 = metadata !{i32 524289, metadata !4, metadata !"", metadata !4, i32 0, i64 8, i64 8, i64 0, i32 0, metadata !15, metadata !16, i32 0, null} ; [ DW_TAG_array_type ]
-!15 = metadata !{i32 524324, metadata !4, metadata !"char", metadata !4, i32 0, i64 8, i64 8, i64 0, i32 0, i32 6} ; [ DW_TAG_base_type ]
+!14 = metadata !{i32 524289, metadata !20, metadata !4, metadata !"", i32 0, i64 8, i64 8, i64 0, i32 0, metadata !15, metadata !16, i32 0, null} ; [ DW_TAG_array_type ]
+!15 = metadata !{i32 524324, metadata !20, metadata !4, metadata !"char", i32 0, i64 8, i64 8, i64 0, i32 0, i32 6} ; [ DW_TAG_base_type ]
 !16 = metadata !{metadata !17}
 !17 = metadata !{i32 524321, i64 0, i64 1}        ; [ DW_TAG_subrange_type ]
 !18 = metadata !{metadata !"llvm.mdnode.fwdref.19"}
diff --git a/test/DebugInfo/2010-04-19-FramePtr.ll b/test/DebugInfo/2010-04-19-FramePtr.ll
index 60bd472..61b7d03 100644
--- a/test/DebugInfo/2010-04-19-FramePtr.ll
+++ b/test/DebugInfo/2010-04-19-FramePtr.ll
@@ -23,11 +23,12 @@
 !9 = metadata !{metadata !1}
 
 !0 = metadata !{i32 2, i32 0, metadata !1, null}
-!1 = metadata !{i32 786478, metadata !2, null, metadata !"foo", metadata !"foo", metadata !"foo", i32 2, metadata !4, i1 false, i1 true, i32 0, i32 0, null, i32 0, i1 false, i32 ()* @foo, null, null, null, i32 2} ; [ DW_TAG_subprogram ]
-!2 = metadata !{i32 786473, metadata !"a.c", metadata !"/tmp", metadata !3} ; [ 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 !9, null,  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 ]
+!1 = metadata !{i32 786478, metadata !10, null, metadata !"foo", metadata !"foo", metadata !"foo", i32 2, metadata !4, i1 false, i1 true, i32 0, i32 0, null, i32 0, i1 false, i32 ()* @foo, null, null, null, i32 2} ; [ DW_TAG_subprogram ]
+!2 = metadata !{i32 786473, metadata !10} ; [ DW_TAG_file_type ]
+!3 = metadata !{i32 786449, metadata !10, i32 1, metadata !"4.2.1 (Based on Apple Inc. build 5658) (LLVM build)", i1 false, metadata !"", i32 0, null, null, 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 ]
+!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 2, i32 0, metadata !8, null}
-!8 = metadata !{i32 786443, metadata !1, i32 2, i32 0} ; [ DW_TAG_lexical_block ]
+!8 = metadata !{i32 786443, metadata !10, metadata !1, i32 2, i32 0, i32 0} ; [ DW_TAG_lexical_block ]
+!10 = metadata !{metadata !"a.c", metadata !"/tmp"}
diff --git a/test/DebugInfo/X86/earlydup-crash.ll b/test/DebugInfo/X86/earlydup-crash.ll
index ff0b30a..c423d7b 100644
--- a/test/DebugInfo/X86/earlydup-crash.ll
+++ b/test/DebugInfo/X86/earlydup-crash.ll
@@ -43,46 +43,48 @@
 declare void @foobar(i32)
 
 !0 = metadata !{i32 590080, metadata !1, metadata !"frname_len", metadata !3, i32 517, metadata !38, i32 0} ; [ DW_TAG_auto_variable ]
-!1 = metadata !{i32 589835, metadata !2, i32 515, i32 0, metadata !3, i32 19} ; [ DW_TAG_lexical_block ]
-!2 = metadata !{i32 589870, i32 0, metadata !3, metadata !"framework_construct_pathname", metadata !"framework_construct_pathname", metadata !"", metadata !3, i32 515, metadata !5, i1 true, i1 true, i32 0, i32 0, null, i32 256, i1 true, i8* (i8*, %struct.cpp_dir*)* @framework_construct_pathname} ; [ DW_TAG_subprogram ]
-!3 = metadata !{i32 589865, metadata !"darwin-c.c", metadata !"/Users/espindola/llvm/build-llvm-gcc/gcc/../../llvm-gcc-4.2/gcc/config", metadata !4} ; [ DW_TAG_file_type ]
-!4 = metadata !{i32 589841, i32 0, i32 1, metadata !"/Users/espindola/llvm/build-llvm-gcc/gcc/../../llvm-gcc-4.2/gcc/config/darwin-c.c", metadata !"/Users/espindola/llvm/build-llvm-gcc/gcc", metadata !"4.2.1 (Based on Apple Inc. build 5658) (LLVM build)", i1 true, i1 true, metadata !"", i32 0} ; [ DW_TAG_compile_unit ]
-!5 = metadata !{i32 589845, metadata !3, metadata !"", metadata !3, i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !6, i32 0, null} ; [ DW_TAG_subroutine_type ]
+!1 = metadata !{i32 589835, metadata !44, metadata !2, i32 515, i32 0, i32 19} ; [ DW_TAG_lexical_block ]
+!2 = metadata !{i32 589870, metadata !44, null, metadata !"framework_construct_pathname", metadata !"framework_construct_pathname", metadata !"", i32 515, metadata !5, i1 true, i1 true, i32 0, i32 0, null, i32 256, i1 true, i8* (i8*, %struct.cpp_dir*)* @framework_construct_pathname, null, null, null, i32 0} ; [ DW_TAG_subprogram ]
+!3 = metadata !{i32 589865, metadata !44}  ; [ DW_TAG_file_type ]
+!4 = metadata !{i32 589841, metadata !44, i32 1, metadata !"4.2.1 (Based on Apple Inc. build 5658) (LLVM build)", i1 true, metadata !"", i32 0, null, null, metadata !45, null, null, metadata !""} ; [ DW_TAG_compile_unit ]
+!5 = metadata !{i32 589845, metadata !44, metadata !3, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !6, i32 0, null} ; [ DW_TAG_subroutine_type ]
 !6 = metadata !{metadata !7, metadata !9, metadata !11}
-!7 = metadata !{i32 589839, metadata !3, metadata !"", metadata !3, i32 0, i64 32, i64 32, i64 0, i32 0, metadata !8} ; [ DW_TAG_pointer_type ]
-!8 = metadata !{i32 589860, metadata !3, metadata !"char", metadata !3, i32 0, i64 8, i64 8, i64 0, i32 0, i32 6} ; [ DW_TAG_base_type ]
-!9 = metadata !{i32 589839, metadata !3, metadata !"", metadata !3, i32 0, i64 32, i64 32, i64 0, i32 0, metadata !10} ; [ DW_TAG_pointer_type ]
-!10 = metadata !{i32 589862, metadata !3, metadata !"", metadata !3, i32 0, i64 8, i64 8, i64 0, i32 0, metadata !8} ; [ DW_TAG_const_type ]
-!11 = metadata !{i32 589839, metadata !3, metadata !"", metadata !3, i32 0, i64 32, i64 32, i64 0, i32 0, metadata !12} ; [ DW_TAG_pointer_type ]
+!7 = metadata !{i32 589839, metadata !44, metadata !3, metadata !"", i32 0, i64 32, i64 32, i64 0, i32 0, metadata !8} ; [ DW_TAG_pointer_type ]
+!8 = metadata !{i32 589860, metadata !44, metadata !3, metadata !"char", i32 0, i64 8, i64 8, i64 0, i32 0, i32 6} ; [ DW_TAG_base_type ]
+!9 = metadata !{i32 589839, metadata !44, metadata !3, metadata !"", i32 0, i64 32, i64 32, i64 0, i32 0, metadata !10} ; [ DW_TAG_pointer_type ]
+!10 = metadata !{i32 589862, metadata !44, metadata !3, metadata !"", i32 0, i64 8, i64 8, i64 0, i32 0, metadata !8} ; [ DW_TAG_const_type ]
+!11 = metadata !{i32 589839, metadata !44, metadata !3, metadata !"", i32 0, i64 32, i64 32, i64 0, i32 0, metadata !12} ; [ DW_TAG_pointer_type ]
 !12 = metadata !{i32 589846, metadata !41, metadata !13, metadata !"cpp_dir", i32 45, i64 0, i64 0, i64 0, i32 0, metadata !14} ; [ DW_TAG_typedef ]
-!13 = metadata !{i32 589865, metadata !"cpplib.h", metadata !"/Users/espindola/llvm/build-llvm-gcc/gcc/../../llvm-gcc-4.2/gcc/../libcpp/include", metadata !4} ; [ DW_TAG_file_type ]
-!14 = metadata !{i32 589843, metadata !3, metadata !"cpp_dir", metadata !13, i32 43, i64 352, i64 32, i64 0, i32 0, null, metadata !15, i32 0, null} ; [ DW_TAG_structure_type ]
+!13 = metadata !{i32 589865, metadata !41} ; [ DW_TAG_file_type ]
+!14 = metadata !{i32 589843, metadata !41, metadata !3, metadata !"cpp_dir", i32 43, i64 352, i64 32, i64 0, i32 0, null, metadata !15, i32 0, null} ; [ DW_TAG_structure_type ]
 !15 = metadata !{metadata !16, metadata !18, metadata !19, metadata !21, metadata !23, metadata !25, metadata !27, metadata !29, metadata !33, metadata !36}
-!16 = metadata !{i32 589837, metadata !14, metadata !"next", metadata !13, i32 572, i64 32, i64 32, i64 0, i32 0, metadata !17} ; [ DW_TAG_member ]
-!17 = metadata !{i32 589839, metadata !3, metadata !"", metadata !3, i32 0, i64 32, i64 32, i64 0, i32 0, metadata !14} ; [ DW_TAG_pointer_type ]
-!18 = metadata !{i32 589837, metadata !14, metadata !"name", metadata !13, i32 575, i64 32, i64 32, i64 32, i32 0, metadata !7} ; [ DW_TAG_member ]
-!19 = metadata !{i32 589837, metadata !14, metadata !"len", metadata !13, i32 576, i64 32, i64 32, i64 64, i32 0, metadata !20} ; [ DW_TAG_member ]
-!20 = metadata !{i32 589860, metadata !3, metadata !"unsigned int", metadata !3, i32 0, i64 32, i64 32, i64 0, i32 0, i32 7} ; [ DW_TAG_base_type ]
-!21 = metadata !{i32 589837, metadata !14, metadata !"sysp", metadata !13, i32 580, i64 8, i64 8, i64 96, i32 0, metadata !22} ; [ DW_TAG_member ]
-!22 = metadata !{i32 589860, metadata !3, metadata !"unsigned char", metadata !3, i32 0, i64 8, i64 8, i64 0, i32 0, i32 8} ; [ DW_TAG_base_type ]
-!23 = metadata !{i32 589837, metadata !14, metadata !"name_map", metadata !13, i32 584, i64 32, i64 32, i64 128, i32 0, metadata !24} ; [ DW_TAG_member ]
-!24 = metadata !{i32 589839, metadata !3, metadata !"", metadata !3, i32 0, i64 32, i64 32, i64 0, i32 0, metadata !9} ; [ DW_TAG_pointer_type ]
-!25 = metadata !{i32 589837, metadata !14, metadata !"header_map", metadata !13, i32 590, i64 32, i64 32, i64 160, i32 0, metadata !26} ; [ DW_TAG_member ]
-!26 = metadata !{i32 589839, metadata !3, metadata !"", metadata !3, i32 0, i64 32, i64 32, i64 0, i32 0, null} ; [ DW_TAG_pointer_type ]
-!27 = metadata !{i32 589837, metadata !14, metadata !"construct", metadata !13, i32 597, i64 32, i64 32, i64 192, i32 0, metadata !28} ; [ DW_TAG_member ]
-!28 = metadata !{i32 589839, metadata !3, metadata !"", metadata !3, i32 0, i64 32, i64 32, i64 0, i32 0, metadata !5} ; [ DW_TAG_pointer_type ]
-!29 = metadata !{i32 589837, metadata !14, metadata !"ino", metadata !13, i32 601, i64 64, i64 64, i64 224, i32 0, metadata !30} ; [ DW_TAG_member ]
+!16 = metadata !{i32 589837, metadata !41, metadata !14, metadata !"next", i32 572, i64 32, i64 32, i64 0, i32 0, metadata !17} ; [ DW_TAG_member ]
+!17 = metadata !{i32 589839, metadata !44, metadata !3, metadata !"", i32 0, i64 32, i64 32, i64 0, i32 0, metadata !14} ; [ DW_TAG_pointer_type ]
+!18 = metadata !{i32 589837, metadata !41, metadata !14, metadata !"name", i32 575, i64 32, i64 32, i64 32, i32 0, metadata !7} ; [ DW_TAG_member ]
+!19 = metadata !{i32 589837, metadata !41, metadata !14, metadata !"len", i32 576, i64 32, i64 32, i64 64, i32 0, metadata !20} ; [ DW_TAG_member ]
+!20 = metadata !{i32 589860, metadata !44, metadata !3, metadata !"unsigned int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 7} ; [ DW_TAG_base_type ]
+!21 = metadata !{i32 589837, metadata !41, metadata !14, metadata !"sysp", i32 580, i64 8, i64 8, i64 96, i32 0, metadata !22} ; [ DW_TAG_member ]
+!22 = metadata !{i32 589860, metadata !44, metadata !3, metadata !"unsigned char", i32 0, i64 8, i64 8, i64 0, i32 0, i32 8} ; [ DW_TAG_base_type ]
+!23 = metadata !{i32 589837, metadata !41, metadata !14, metadata !"name_map", i32 584, i64 32, i64 32, i64 128, i32 0, metadata !24} ; [ DW_TAG_member ]
+!24 = metadata !{i32 589839, metadata !44, metadata !3, metadata !"", i32 0, i64 32, i64 32, i64 0, i32 0, metadata !9} ; [ DW_TAG_pointer_type ]
+!25 = metadata !{i32 589837, metadata !41, metadata !14, metadata !"header_map", i32 590, i64 32, i64 32, i64 160, i32 0, metadata !26} ; [ DW_TAG_member ]
+!26 = metadata !{i32 589839, metadata !44, metadata !3, metadata !"", i32 0, i64 32, i64 32, i64 0, i32 0, null} ; [ DW_TAG_pointer_type ]
+!27 = metadata !{i32 589837, metadata !41, metadata !14, metadata !"construct", i32 597, i64 32, i64 32, i64 192, i32 0, metadata !28} ; [ DW_TAG_member ]
+!28 = metadata !{i32 589839, metadata !44, metadata !3, metadata !"", i32 0, i64 32, i64 32, i64 0, i32 0, metadata !5} ; [ DW_TAG_pointer_type ]
+!29 = metadata !{i32 589837, metadata !41, metadata !14, metadata !"ino", i32 601, i64 64, i64 64, i64 224, i32 0, metadata !30} ; [ DW_TAG_member ]
 !30 = metadata !{i32 589846, metadata !42, metadata !31, metadata !"ino_t", i32 141, i64 0, i64 0, i64 0, i32 0, metadata !32} ; [ DW_TAG_typedef ]
-!31 = metadata !{i32 589865, metadata !"types.h", metadata !"/usr/include/sys", metadata !4} ; [ DW_TAG_file_type ]
-!32 = metadata !{i32 589860, metadata !3, metadata !"long long unsigned int", metadata !3, i32 0, i64 64, i64 64, i64 0, i32 0, i32 7} ; [ DW_TAG_base_type ]
-!33 = metadata !{i32 589837, metadata !14, metadata !"dev", metadata !13, i32 602, i64 32, i64 32, i64 288, i32 0, metadata !34} ; [ DW_TAG_member ]
+!31 = metadata !{i32 589865, metadata !42} ; [ DW_TAG_file_type ]
+!32 = metadata !{i32 589860, metadata !44, metadata !3, metadata !"long long unsigned int", i32 0, i64 64, i64 64, i64 0, i32 0, i32 7} ; [ DW_TAG_base_type ]
+!33 = metadata !{i32 589837, metadata !41, metadata !14, metadata !"dev", i32 602, i64 32, i64 32, i64 288, i32 0, metadata !34} ; [ DW_TAG_member ]
 !34 = metadata !{i32 589846, metadata !42, metadata !31, metadata !"dev_t", i32 107, i64 0, i64 0, i64 0, i32 0, metadata !35} ; [ DW_TAG_typedef ]
-!35 = metadata !{i32 589860, metadata !3, metadata !"int", metadata !3, i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
-!36 = metadata !{i32 589837, metadata !14, metadata !"user_supplied_p", metadata !13, i32 605, i64 8, i64 8, i64 320, i32 0, metadata !37} ; [ DW_TAG_member ]
-!37 = metadata !{i32 589860, metadata !3, metadata !"_Bool", metadata !3, i32 0, i64 8, i64 8, i64 0, i32 0, i32 2} ; [ DW_TAG_base_type ]
+!35 = metadata !{i32 589860, metadata !44, metadata !3, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
+!36 = metadata !{i32 589837, metadata !41, metadata !14, metadata !"user_supplied_p", i32 605, i64 8, i64 8, i64 320, i32 0, metadata !37} ; [ DW_TAG_member ]
+!37 = metadata !{i32 589860, metadata !44, metadata !3, metadata !"_Bool", i32 0, i64 8, i64 8, i64 0, i32 0, i32 2} ; [ DW_TAG_base_type ]
 !38 = metadata !{i32 589846, metadata !43, metadata !39, metadata !"size_t", i32 326, i64 0, i64 0, i64 0, i32 0, metadata !40} ; [ DW_TAG_typedef ]
 !39 = metadata !{i32 589865, metadata !43} ; [ DW_TAG_file_type ]
-!40 = metadata !{i32 589860, metadata !3, metadata !"long unsigned int", metadata !3, i32 0, i64 32, i64 32, i64 0, i32 0, i32 7} ; [ DW_TAG_base_type ]
+!40 = metadata !{i32 589860, metadata !44, metadata !3, metadata !"long unsigned int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 7} ; [ DW_TAG_base_type ]
 !41 = metadata !{metadata !"cpplib.h", metadata !"/Users/espindola/llvm/build-llvm-gcc/gcc/../../llvm-gcc-4.2/gcc/../libcpp/include"}
 !42 = metadata !{metadata !"types.h", metadata !"/usr/include/sys"}
 !43 = metadata !{metadata !"stddef.h", metadata !"/Users/espindola/llvm/build-llvm-gcc/./prev-gcc/include"}
+!44 = metadata !{metadata !"darwin-c.c", metadata !"/Users/espindola/llvm/build-llvm-gcc/gcc/../../llvm-gcc-4.2/gcc/config"}
+!45 = metadata !{metadata !2}
diff --git a/test/DebugInfo/inheritance.ll b/test/DebugInfo/inheritance.ll
index 4d82a7b..6081295 100644
--- a/test/DebugInfo/inheritance.ll
+++ b/test/DebugInfo/inheritance.ll
@@ -112,12 +112,12 @@
 !4 = metadata !{i32 458769, i32 0, i32 4, metadata !"inheritance.cpp", metadata !"/tmp/", metadata !"4.2.1 (Based on Apple Inc. build 5658) (LLVM build)", i1 true, i1 false, metadata !"", i32 0} ; [ DW_TAG_compile_unit ]
 !5 = metadata !{i32 458773, metadata !4, metadata !"", metadata !4, i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !6, i32 0, null} ; [ DW_TAG_subroutine_type ]
 !6 = metadata !{metadata !7}
-!7 = metadata !{i32 458788, metadata !4, metadata !"int", metadata !4, i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
+!7 = metadata !{i32 458788, null, metadata !4, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
 !8 = metadata !{i32 458771, metadata !44, metadata !4, metadata !"test1", i32 1, i64 64, i64 64, i64 0, i32 0, null, metadata !9, i32 0, metadata !8} ; [ DW_TAG_structure_type ]
 !9 = metadata !{metadata !10, metadata !14, metadata !18}
 !10 = metadata !{i32 458765, metadata !44, metadata !8, metadata !"_vptr$test1", i32 1, i64 64, i64 64, i64 0, i32 0, metadata !11} ; [ DW_TAG_member ]
 !11 = metadata !{i32 458767, metadata !4, metadata !"", metadata !4, i32 0, i64 64, i64 64, i64 0, i32 0, metadata !12} ; [ DW_TAG_pointer_type ]
-!12 = metadata !{i32 458767, metadata !4, metadata !"__vtbl_ptr_type", metadata !13, i32 0, i64 0, i64 0, i64 0, i32 0, metadata !5} ; [ DW_TAG_pointer_type ]
+!12 = metadata !{i32 458767, null, metadata !4, metadata !"__vtbl_ptr_type", i32 0, i64 0, i64 0, i64 0, i32 0, metadata !5} ; [ DW_TAG_pointer_type ]
 !13 = metadata !{i32 458769, i32 0, i32 4, metadata !"<built-in>", metadata !"/tmp/", metadata !"4.2.1 (Based on Apple Inc. build 5658) (LLVM build)", i1 false, i1 false, metadata !"", i32 0} ; [ DW_TAG_compile_unit ]
 !14 = metadata !{i32 458798, i32 0, metadata !8, metadata !"test1", metadata !"test1", metadata !"", i32 1, metadata !15, i1 false, i1 false, i32 0, i32 0, null, i1 true, i32 0, null, null, null, null, i32 0} ; [ DW_TAG_subprogram ]
 !15 = metadata !{i32 458773, metadata !4, metadata !"", metadata !4, i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !16, i32 0, null} ; [ DW_TAG_subroutine_type ]