/* @(#)s_ldexp.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_ldexp.c,v 1.6 1995/05/10 20:47:40 jtc Exp $";

#endif

#include <math.h>

#include <math_private.h>

#include <errno.h>

FLOAT

M_SUF (__ldexp) (FLOAT value, int exp)

{

	if(!isfinite(value)||value==0) return value + value;

	value = M_SCALBN(value,exp);

	if(!isfinite(value)||value==0) __set_errno (ERANGE);

	return value;

}

declare_mgen_alias (__ldexp, ldexp)

strong_alias (M_SUF (__ldexp), M_SUF (__wrap_scalbn))

declare_mgen_alias (__wrap_scalbn, scalbn)

/* Note, versioning issues are punted to ldbl-opt in this case.  */