syntax_data: {"ast_node_type":"other","tokens":[{"end":70,"kind":"keyword","start":0,"text":"trap_unreachable:"}]}
source_snippet:     trap_unreachable: Option<bool> = (None, parse_opt_bool, [TRACKED],
context_before:         "translate remapped paths into local paths when possible (default: yes)"),
context_after:         "generate trap instructions for unreachable intrinsics (default: use target setting, usually yes)"),