-!0 = metadata !{i32 786449, metadata !20, 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, 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 ]
-!4 = metadata !{metadata !5}
-!5 = metadata !{i32 786468, metadata !0, metadata !"int", null, i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
-!6 = metadata !{i32 786689, metadata !1, metadata !"i", metadata !2, i32 16777218, metadata !5, i32 0, null} ; [ DW_TAG_arg_variable ]
-!7 = metadata !{i32 786689, metadata !1, metadata !"c", metadata !2, i32 33554434, metadata !8, i32 0, null} ; [ DW_TAG_arg_variable ]
-!8 = metadata !{i32 786447, metadata !0, metadata !"", null, i32 0, i64 64, i64 64, i64 0, i32 0, metadata !9} ; [ DW_TAG_pointer_type ]
-!9 = metadata !{i32 786468, metadata !0, metadata !"char", null, i32 0, i64 8, i64 8, i64 0, i32 0, i32 6} ; [ DW_TAG_base_type ]
-!10 = metadata !{i32 786688, metadata !11, metadata !"a", metadata !2, i32 3, metadata !9, i32 0, null} ; [ DW_TAG_auto_variable ]
-!11 = metadata !{i32 786443, metadata !20, metadata !1, i32 2, i32 25, i32 0} ; [ DW_TAG_lexical_block ]
-!12 = metadata !{i32 2, i32 13, metadata !1, null}
-!13 = metadata !{i32 2, i32 22, metadata !1, null}
-!14 = metadata !{i32 3, i32 14, metadata !11, null}
-!15 = metadata !{i32 4, i32 3, metadata !11, null}
-!16 = metadata !{i32 5, i32 5, metadata !11, null}
-!17 = metadata !{i32 7, i32 1, metadata !11, null}
-!18 = metadata !{metadata !1}
-!19 = metadata !{metadata !6, metadata !7, metadata !10}
-!20 = metadata !{metadata !"a.c", metadata !"/private/tmp"}
+!0 = !DICompileUnit(language: DW_LANG_C99, producer: "Apple clang version 3.0 (tags/Apple/clang-211.10.1) (based on LLVM 3.0svn)", isOptimized: true, emissionKind: 1, file: !20, enums: !21, retainedTypes: !21, subprograms: !18, imports: null)
+!1 = !DISubprogram(name: "foo", line: 2, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: true, file: !20, scope: !2, type: !3, function: i32 (i32, i32*)* @foo, variables: !19)
+!2 = !DIFile(filename: "a.c", directory: "/private/tmp")
+!3 = !DISubroutineType(types: !4)
+!4 = !{!5}
+!5 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
+!6 = !DILocalVariable(tag: DW_TAG_arg_variable, name: "i", line: 2, arg: 1, scope: !1, file: !2, type: !5)
+!7 = !DILocalVariable(tag: DW_TAG_arg_variable, name: "c", line: 2, arg: 2, scope: !1, file: !2, type: !8)
+!8 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, scope: !0, baseType: !9)
+!9 = !DIBasicType(tag: DW_TAG_base_type, name: "char", size: 8, align: 8, encoding: DW_ATE_signed_char)
+!10 = !DILocalVariable(tag: DW_TAG_auto_variable, name: "a", line: 3, scope: !11, file: !2, type: !9)
+!11 = distinct !DILexicalBlock(line: 2, column: 25, file: !20, scope: !1)
+!12 = !DILocation(line: 2, column: 13, scope: !1)
+!13 = !DILocation(line: 2, column: 22, scope: !1)
+!14 = !DILocation(line: 3, column: 14, scope: !11)
+!15 = !DILocation(line: 4, column: 3, scope: !11)
+!16 = !DILocation(line: 5, column: 5, scope: !11)
+!17 = !DILocation(line: 7, column: 1, scope: !11)
+!18 = !{!1}
+!19 = !{!6, !7, !10}
+!20 = !DIFile(filename: "a.c", directory: "/private/tmp")
+!21 = !{}
+!22 = !{i32 1, !"Debug Info Version", i32 3}