{"ast_node_type":"other","tokens":[{"end":57,"kind":"keyword","start":0,"text":")"}]}
    ) -> InterpResult<'tcx, ImmTy<'tcx, M::Provenance>> {
        cast_to: TyAndLayout<'tcx>,
        assert_matches!(src.layout.ty.kind(), ty::RawPtr(_, _) | ty::FnPtr(..));