- [ ] I have searched the [issues](https://github.com/vueComponent/ant-design-vue/issues) of this repository and believe that this is not a duplicate. ### Version 2.2.6 ### Environment * ### Reproduction link [](https://codesandbox.io/s/gracious-pascal-3hrd6?file=/src/App.vue) ### Steps to reproduce 当 table 配置 customRender 中 jsx 包含变量自身 则栈溢出 ### What is expected? 正常显示 ### What is actually happening? 栈溢出 --- 当使用不同变量无此问题 cloneDeep 无此问题 <!-- generated by issue-helper. DO NOT REMOVE -->