Function select

include/half.hpp:731–738

Select value or signaling NaN. \param x preferred half-precision value \param y ignored half-precision value except for signaling NaN \return \a y if signaling NaN, \a x otherwise \exception FE_INVALID if \a y is signaling NaN

		/// \return \a y if signaling NaN, \a x otherwise
		/// \exception FE_INVALID if \a y is signaling NaN
		inline HALF_CONSTEXPR_NOERR unsigned int select(unsigned int x, unsigned int HALF_UNUSED_NOERR(y))
		{
		#if HALF_ERRHANDLING
			return (((y&0x7FFF)>0x7C00) && !(y&0x200)) ? signal(y) : x;
		#else
			return x;
		#endif
		}

		/// Raise domain error and return NaN.
		/// return quiet NaN