{"ast_node_type":"other","tokens":[{"end":81,"kind":"keyword","start":0,"text":"self.tcx.try_normalize_erasing_regions(self.typing_env,"}]}
        self.tcx.try_normalize_erasing_regions(self.typing_env, ct).unwrap_or(ct)
    fn fold_const(&mut self, ct: ty::Const<'tcx>) -> ty::Const<'tcx> {
    }