“f86073c4414c31a5ac764eaa4d6477e5c2046a9d”上不存在“paddle/phi/kernels/index_select_grad_kernel.h”
- 
由 Qiao Longfei 提交于
* add target to Backward, generate var in block when call backward * modify backward_test * fix executor_test * set var desc default type to LOD_TENSOR * update backward_test * insert loss in the top level of backward * create grad vars for all blocks in current program * optimize code * update test_program.py * only create var for newly create blocks when backward
d7383c6d