test: disable posix_fallocate64 for small embedded systems
[uclibc-ng.git] / libm / w_exp2.c
blobe00277abf0dbad587dc541d84f3a40e62969384f
1 /*
2 * ====================================================
3 * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
5 * Developed at SunPro, a Sun Microsystems, Inc. business.
6 * Permission to use, copy, modify, and distribute this
7 * software is freely granted, provided that this notice
8 * is preserved.
9 * ====================================================
12 #include "math.h"
13 #include "math_private.h"
15 double exp2(double x)
17 return pow(2.0, x);
19 libm_hidden_def(exp2)