{"ast_node_type":"other","tokens":[{"end":94,"kind":"keyword","start":0,"text":"//"}]}
            //                                       AST lowering should reject them outright.
            //        FIXME(trait_alias, #143122): We don't call it for the RHS. Arguably however,
            //        FIXME(associated_type_bounds): We don't call this for them. However, AST