{"ast_node_type":"other","tokens":[{"end":35,"kind":"keyword","start":0,"text":"assert!(layout.is_sized());"}]}
        assert!(layout.is_sized());
    ) -> InterpResult<'tcx, MPlaceTy<'tcx, M::Provenance>> {
        self.allocate_dyn(layout, kind, MemPlaceMeta::None)