syntax_data: {"ast_node_type":"other","tokens":[{"end":33,"kind":"keyword","start":0,"text":"default_dwarf_version:"}]}
source_snippet:         default_dwarf_version: 4,
context_before:         // https://github.com/llvm/llvm-project/blob/378778a0d10c2f8d5df8ceff81f95b6002984a4b/clang/lib/Driver/ToolChains/Darwin.cpp#L1203
context_after:         frame_pointer: match arch {