-!0 = metadata !{i32 786689, metadata !1, metadata !"y", metadata !2, i32 2, metadata !6, i32 0, null} ; [ DW_TAG_arg_variable ]
-!1 = metadata !{i32 786478, metadata !18, metadata !2, metadata !"foo", metadata !"foo", metadata !"foo", i32 2, metadata !4, i1 false, i1 true, i32 0, i32 0, null, i1 false, i1 true, i32 (i32)* @foo, null, null, metadata !15, i32 2} ; [ DW_TAG_subprogram ]
-!2 = metadata !{i32 786473, metadata !18} ; [ DW_TAG_file_type ]
-!3 = metadata !{i32 786449, metadata !18, i32 1, metadata !"4.2.1 (Based on Apple Inc. build 5658) (LLVM build)", i1 true, metadata !"", i32 0, metadata !19, metadata !19, metadata !17, null, null, metadata !"", i32 1} ; [ DW_TAG_compile_unit ]
-!4 = metadata !{i32 786453, metadata !18, metadata !2, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !5, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
+!0 = metadata !{metadata !"0x101\00y\002\000", metadata !1, metadata !2, metadata !6} ; [ DW_TAG_arg_variable ]
+!1 = metadata !{metadata !"0x2e\00foo\00foo\00foo\002\000\001\000\006\000\001\002", metadata !18, metadata !2, metadata !4, null, i32 (i32)* @foo, null, null, metadata !15} ; [ DW_TAG_subprogram ]
+!2 = metadata !{metadata !"0x29", metadata !18} ; [ DW_TAG_file_type ]
+!3 = metadata !{metadata !"0x11\001\004.2.1 (Based on Apple Inc. build 5658) (LLVM build)\001\00\000\00\001", metadata !18, metadata !19, metadata !19, metadata !17, null, null} ; [ DW_TAG_compile_unit ]
+!4 = metadata !{metadata !"0x15\00\000\000\000\000\000\000", metadata !18, metadata !2, null, metadata !5, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]