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  • Committer: Package Import Robot
  • Author(s): Matthias Klose
  • Date: 2012-02-08 01:58:09 UTC
  • mfrom: (1.5.3) (288.1.12 precise)
  • Revision ID: package-import@ubuntu.com-20120208015809-ulscst7uteq3e22z
Tags: 2.15~pre6-0ubuntu10
Merge from Debian (r5151, 2.13-26).

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math/w_coshl.c
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/* w_acoshl.c -- long double version of w_acosh.c.
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 * Conversion to long double by Ulrich Drepper,
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 * Cygnus Support, drepper@cygnus.com.
 
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 * Optimizations bu Ulrich Drepper <drepper@gmail.com>, 2011.
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 */
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/*
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 * ====================================================
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 */
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#if defined(LIBM_SCCS) && !defined(lint)
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static char rcsid[] = "$NetBSD: $";
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#endif
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/*
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 * wrapper coshl(x)
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 */
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#include <math.h>
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#include "math_private.h"
 
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#include <math_private.h>
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#ifdef __STDC__
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        long double __coshl(long double x)      /* wrapper coshl */
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#else
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        long double __coshl(x)                  /* wrapper coshl */
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        long double x;
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#endif
 
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long double
 
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__coshl (long double x)
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{
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#ifdef _IEEE_LIBM
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        return __ieee754_coshl(x);
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#else
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        long double z;
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        z = __ieee754_coshl(x);
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        if(_LIB_VERSION == _IEEE_ || __isnanl(x)) return z;
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        if(!__finitel(z) && __finitel(x)) {
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                return __kernel_standard(x,x,205); /* cosh overflow */
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        } else
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            return z;
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#endif
 
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        long double z = __ieee754_coshl (x);
 
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        if (__builtin_expect (!__finitel (z), 0) && __finitel (x)
 
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            && _LIB_VERSION != _IEEE_)
 
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                return __kernel_standard (x, x, 205); /* cosh overflow */
 
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        return z;
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}
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weak_alias (__coshl, coshl)