/* @(#)s_copysign.c 5.1 93/09/24 */

/*

 * ====================================================

 * 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: s_copysign.c,v 1.8 1995/05/10 20:46:57 jtc Exp $";

#endif

/*

 * copysign(double x, double y)

 * copysign(x,y) returns a value with the magnitude of x and

 * with the sign bit of y.

 */

#include <math.h>

#include <libm-alias-double.h>

double

__copysign (double x, double y)

{

  return __builtin_copysign (x, y);

}

libm_alias_double (__copysign, copysign)