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/* @(#)s_scalbn.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.
* ====================================================
*/
/*
* scalbn (double x, int n)
* scalbn(x,n) returns x* 2**n computed by exponent
* manipulation rather than by actually performing an
* exponentiation or a multiplication.
*/
/* LINTLIBRARY */
#include <sys/cdefs.h>
#include <float.h>
#include <math.h>
double
scalbn (double x, int n)
{
return ldexp(x, n);
}
#if LDBL_MANT_DIG == 53
#ifdef lint
/* PROTOLIB1 */
long double scalbnl(long double, int);
#else /* lint */
__weak_alias(scalbnl, scalbn);
#endif /* lint */
#endif /* LDBL_MANT_DIG == 53 */
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