syntax_data: {"ast_node_type":"other","tokens":[{"end":58,"kind":"keyword","start":0,"text":")"}]}
source_snippet: ) -> BitMatrix<CoroutineSavedLocal, CoroutineSavedLocal> {
context_before:     results: &Results<DenseBitSet<Local>>,
context_after:     assert_eq!(body.local_decls.len(), saved_locals.domain_size());