{"ast_node_type":"other","tokens":[{"end":54,"kind":"keyword","start":0,"text":"GenericParamDefKind::Const"}]}
                GenericParamDefKind::Const { .. } => {
                // FIXME(generic_const_exprs): May want to look inside const here
                    let _ = self.visit(self.tcx.type_of(param.def_id).instantiate_identity());