{"ast_node_type":"variable","tokens":[{"end":53,"kind":"keyword","start":0,"text":"let"}]}
            let (ptr, extra) = self.to_ptr_unsized();
        if fx.tcx.type_has_metadata(self.layout().ty, ty::TypingEnv::fully_monomorphized()) {
            CValue::by_val_pair(ptr.get_addr(fx), extra, layout)