1/* w_acoshl.c -- long double version of w_acosh.c.
2 * Conversion to long double by Ulrich Drepper,
3 * Cygnus Support, drepper@cygnus.com.
4 * Optimizations bu Ulrich Drepper <drepper@gmail.com>, 2011.
5 */
6
7/*
8 * ====================================================
9 * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
10 *
11 * Developed at SunPro, a Sun Microsystems, Inc. business.
12 * Permission to use, copy, modify, and distribute this
13 * software is freely granted, provided that this notice
14 * is preserved.
15 * ====================================================
16 */
17
18/*
19 * wrapper coshl(x)
20 */
21
22#include <math.h>
23#include <math_private.h>
24#include <math-svid-compat.h>
25#include <libm-alias-ldouble.h>
26
27#if LIBM_SVID_COMPAT
28long double
29__coshl (long double x)
30{
31 long double z = __ieee754_coshl (x);
32 if (__builtin_expect (!isfinite (z), 0) && isfinite (x)
33 && _LIB_VERSION != _IEEE_)
34 return __kernel_standard_l (x, x, 205); /* cosh overflow */
35
36 return z;
37}
38libm_alias_ldouble (__cosh, cosh)
39#endif
40