fix gradient accumulator bug. test=kunlun (#39127)
* fix gradient accumulator bug. test=kunlun * fix typo. test=kunlun * fix typo. test=kunlun * fix unit tests. test=kunlun * using TensorCopySync. test=kunlun * only fix for xpu place. test=kunlun
Showing
想要评论请 注册 或 登录