syntax_data: {"ast_node_type":"import","tokens":[{"end":108,"kind":"keyword","start":0,"text":"\"generate"}]}
source_snippet:         "generate trap instructions for unreachable intrinsics (default: use target setting, usually yes)"),
context_before:     trap_unreachable: Option<bool> = (None, parse_opt_bool, [TRACKED],
context_after:     treat_err_as_bug: Option<NonZero<usize>> = (None, parse_treat_err_as_bug, [TRACKED],