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/* w_acoshf.c -- float version of w_acosh.c.
* Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com.
*/
/*
* ====================================================
* 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.
* ====================================================
*
*/
#if defined(LIBM_SCCS) && !defined(lint)
static char rcsid[] = "$NetBSD: w_acoshf.c,v 1.3 1995/05/10 20:48:33 jtc Exp $";
#endif
/*
* wrapper acoshf(x)
*/
#include <math.h>
#include "math_private.h"
#ifdef __STDC__
float __acoshf(float x) /* wrapper acoshf */
#else
float __acoshf(x) /* wrapper acoshf */
float x;
#endif
{
#ifdef _IEEE_LIBM
return __ieee754_acoshf(x);
#else
float z;
z = __ieee754_acoshf(x);
if(_LIB_VERSION == _IEEE_ || __isnanf(x)) return z;
if(x<(float)1.0) {
/* acosh(x<1) */
return (float)__kernel_standard((double)x,(double)x,129);
} else
return z;
#endif
}
weak_alias (__acoshf, acoshf)
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