syntax_data: {"ast_node_type":"other","tokens":[{"end":95,"kind":"keyword","start":0,"text":"\"version"}]}
source_snippet:         "version of DWARF debug information to emit (default: 2 or 4, depending on platform)"),
context_before:     dwarf_version: Option<u32> = (None, parse_opt_number, [TRACKED],
context_after:     dylib_lto: bool = (false, parse_bool, [UNTRACKED],