[0-size Tensor No.110] Add 0-size Tensor support for paddle.linalg.matrix_power API. #72790
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- MatrixPowerGradKernel support 0-size Tensor
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May 22, 2025
…trix_power API. (PaddlePaddle#72790) * fix MatrixPowerGradKernel , add unittest - MatrixPowerGradKernel support 0-size Tensor * Update matrix_power_grad_kernel_impl.h fix error * Update matrix_power_grad_kernel_impl.h
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PR Category
Execute Infrastructure
PR Types
Improvements
Description
#70098 对paddle.linalg.matrix_power 的前向kernel进行了修复，但是其反向kernel仍然报错。在PaddleAPITest中的报错信息如下：
原因是MatrixPowerGradKernel遇到0 size Tensor时没有及时返回导致继续调用cublas进而报cublas error 7。
修复过程：
所有失败的用例全部通过。
Pcard-67164