leezu opened a new issue #17743: mshadow::bfloat::bf16_t triggers Wclass-memaccess URL: https://github.com/apache/incubator-mxnet/issues/17743 Warning triggered by GCC 8. @rongzha1 @pengzhao-intel `../include/mshadow/./tensor_cpu-inl.h:133:11: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of type ‘class mshadow::bfloat::bf16_t’ with no trivial copy-assignment; use copy-assignment or copy-initialization instead [-Wclass-memaccess]` ` memcpy(_dst.dptr_, _src.dptr_, sizeof(DType) * _dst.shape_.Size());` https://github.com/apache/incubator-mxnet/blob/c2e9a885683774f229eebdcf2699f51bc3afb3d9/3rdparty/mshadow/mshadow/bfloat.h#L111-L129
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