!42068 添加Cholesky算子对非对称正定输入的校验

Merge pull request !42068 from 李若轩/Cholesky

mindspore/ccsrc/plugin/device/cpu/kernel/eigen/cholesky_cpu_kernel.cc

@@ -112,6 +112,9 @@ bool CholeskyCpuKernelMod::LaunchKernel(const std::vector<AddressPtr> &inputs, c
         }
       }
     } else {
+      if (!input.isApprox(input.transpose()) || llt.info() == Eigen::NumericalIssue) {
+        MS_LOG_EXCEPTION << "Cholesky expects symmetric positive definite matrices as inputs.";
+      }
       if (!upper_) {
         output = llt.matrixL();
       } else {