Function CastCopy

src/core/tensor/tensor_math.h:98–101

template <typename DTypeSrc, typename DTypeDst, typename Lang>
void CastCopy(const Tensor *src, Tensor *dst, Context *ctx) {
  LOG(FATAL) << "CastCopy not Implemented for DTypeSrc=" << typeid(DTypeSrc).name() 
             << " DTypeDst=" << typeid(DTypeDst).name() << " Lang=" << typeid(Lang).name();
}

template <typename DType, typename Lang>
void Ceil(const Tensor &in, Tensor *out, Context *ctx) {