Function copysign

include/half_float/half.hpp:4342–4342

Take sign. See also:** Documentation for [std::copysign](https://en.cppreference.com/w/cpp/numeric/math/copysign). \param x value to change sign for \param y value to take sign from \return value equal to \a x in magnitude and to \a y in sign

	/// \param y value to take sign from
	/// \return value equal to \a x in magnitude and to \a y in sign
	inline HALF_CONSTEXPR half copysign(half x, half y) { return half(detail::binary, x.data_^((x.data_^y.data_)&0x8000)); }

	/// \}
	/// \anchor classification