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/* w_acoshl.c -- long double version of w_acosh.c.
* Conversion to long double by Ulrich Drepper,
* Cygnus Support, drepper@cygnus.com.
* Optimizations bu Ulrich Drepper <drepper@gmail.com>, 2011.
*/
/*
* ====================================================
* Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
*
* Developed at SunPro, a Sun Microsystems, Inc. business.
* Permission to use, copy, modify, and distribute this
* software is freely granted, provided that this notice
* is preserved.
* ====================================================
*/
/*
* wrapper coshl(x)
*/
#include <math.h>
#include "math_private.h"
#if !defined __NO_LONG_DOUBLE_MATH
long double
coshl (long double x)
{
#if defined(__UCLIBC_HAS_FENV__)
long double z = (long double) __ieee754_cosh ((double) x);
if (__builtin_expect (!isfinite (z), 0) && isfinite (x)
&& _LIB_VERSION != _IEEE_)
return __kernel_standard_l (x, x, 205); /* cosh overflow */
return z;
#else
return (long double) __ieee754_cosh ((double) x);
#endif /* __UCLIBC_HAS_FENV__ */
}
#endif /* __NO_LONG_DOUBLE_MATH */
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