syntax_data: {"ast_node_type":"other","tokens":[{"end":65,"kind":"keyword","start":0,"text":"///"}]}
source_snippet:     /// MIR construction and hence is not serialized to metadata.
context_before:     /// normalize while preserving regions. This table is used only in
context_after:     fru_field_types: ItemLocalMap<Vec<Ty<'tcx>>>,