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4973 right-hear 1
/* Copyright (C) 1994 DJ Delorie, see COPYING.DJ for details */
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/* @(#)w_sqrt.c 5.1 93/09/24 */
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/*
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 * ====================================================
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 * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
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 *
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 * Developed at SunPro, a Sun Microsystems, Inc. business.
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 * Permission to use, copy, modify, and distribute this
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 * software is freely granted, provided that this notice
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 * is preserved.
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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[] = "$Id: w_sqrt.c,v 1.4 1994/08/10 20:35:48 jtc Exp $";
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#endif
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/*
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 * wrapper sqrt(x)
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 */
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#include "math.h"
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#include "math_private.h"
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#ifdef __STDC__
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	double sqrt(double x)		/* wrapper sqrt */
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#else
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	double sqrt(x)			/* wrapper sqrt */
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	double x;
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#endif
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{
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#ifdef _IEEE_LIBM
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	return __ieee754_sqrt(x);
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#else
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	double z;
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	z = __ieee754_sqrt(x);
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	if(_LIB_VERSION == _IEEE_ || isnan(x)) return z;
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	if(x<0.0) {
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	    return __kernel_standard(x,x,26); /* sqrt(negative) */
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	} else
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	    return z;
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#endif
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}