syntax_data: {"ast_node_type":"import","tokens":[{"end":98,"kind":"keyword","start":0,"text":"\"which"}]}
source_snippet:         "which mangling version to use for symbol names ('legacy' (default), 'v0', or 'hashed')"),
context_before:         parse_symbol_mangling_version, [TRACKED],
context_after:     target_cpu: Option<String> = (None, parse_opt_string, [TRACKED],