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/* @(#)s_scalbn.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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/* |
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* scalbn (double x, int n) |
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* scalbn(x,n) returns x* 2**n computed by exponent |
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* manipulation rather than by actually performing an |
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* exponentiation or a multiplication. |
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*/ |
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#include <float.h> |
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#include <math.h> |
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double |
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scalbn (double x, int n) |
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{ |
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return ldexp(x, n); |
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} |
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DEF_STD(scalbn); |
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LDBL_MAYBE_CLONE(scalbn); |