syntax_data: {"ast_node_type":"other","tokens":[{"end":71,"kind":"keyword","start":0,"text":"\"emit"}]}
source_snippet:         "emit a section containing stack size metadata (default: no)"),
context_before:     emit_stack_sizes: bool = (false, parse_bool, [UNTRACKED],
context_after:     emit_thin_lto: bool = (true, parse_bool, [TRACKED],