syntax_data: {"ast_node_type":"other","tokens":[{"end":50,"kind":"keyword","start":0,"text":"///"}]}
source_snippet:     /// the layout which have conflicting storage.
context_before:     /// storage-live at the same time as this local. We cannot overlap locals in
context_after:     storage_conflicts: BitMatrix<CoroutineSavedLocal, CoroutineSavedLocal>,