/* 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 */