“0e30c9d6fbcd0370c4944c5314c011f8c631d6d0”上不存在“paddle/phi/kernels/cpu/trunc_kernel.cc”
* add sparse support for sum op * typo fix * fix gpu build error * fix unittest error * typo fix * infer var type and shape in op_test * follow comments * fix build error * bypass some unittests depend on NetOp