“0211a833a42cb7a2e378a1f172798b65632d276d”上不存在“paddle/phi/api/yaml/legacy_backward.yaml”
Fork自 PaddlePaddle / Paddle
Do not use ctor * Reduce line of codes. * We can use virtual function for Maker now. * The implementation does not care what maker holds, it is easier to refactor later.