-!0 = metadata !{i32 786449, metadata !1, i32 12, metadata !"", i1 false, metadata !"", i32 0, metadata !2, metadata !2, metadata !3, metadata !2, metadata !2, metadata !"", i32 1}
-!1 = metadata !{metadata !"", metadata !""}
-!2 = metadata !{}
-!3 = metadata !{metadata !4}
-!4 = metadata !{i32 786478, metadata !1, metadata !5, metadata !"f", metadata !"f", metadata !"", i32 2, metadata !6, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, i32 (i32)* @f, null, null, metadata !2, i32 2}
-!5 = metadata !{i32 786473, metadata !1}
-!6 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !7, i32 0, null, null, null}
-!7 = metadata !{metadata !8, metadata !8}
-!8 = metadata !{i32 786468, null, null, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5}
-!9 = metadata !{i32 2, metadata !"Dwarf Version", i32 4}
-!10 = metadata !{i32 2, metadata !"Debug Info Version", i32 1}
-!11 = metadata !{i32 786689, metadata !4, metadata !"a", metadata !5, i32 16777218, metadata !8, i32 0, i32 0}
-!12 = metadata !{i32 2, i32 0, metadata !4, null}
+!0 = distinct !DICompileUnit(language: DW_LANG_C99, isOptimized: false, emissionKind: 1, file: !1, enums: !2, retainedTypes: !2, subprograms: !3, globals: !2, imports: !2)
+!1 = !DIFile(filename: "test.c", directory: "")
+!2 = !{}
+!3 = !{!4}
+!4 = distinct !DISubprogram(name: "f", line: 2, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 2, file: !1, scope: !1, type: !6, variables: !2)
+!6 = !DISubroutineType(types: !7)
+!7 = !{!8, !8}
+!8 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
+!9 = !{i32 2, !"Dwarf Version", i32 4}
+!10 = !{i32 2, !"Debug Info Version", i32 3}
+!11 = !DILocalVariable(name: "a", line: 2, arg: 1, scope: !4, file: !1, type: !8)
+!12 = !DILocation(line: 2, scope: !4)