1 /* @(#)s_finite.c 5.1 93/09/24 */
3 * ====================================================
4 * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
6 * Developed at SunPro, a Sun Microsystems, Inc. business.
7 * Permission to use, copy, modify, and distribute this
8 * software is freely granted, provided that this notice
10 * ====================================================
14 * finite(x) returns 1 is x is finite, else 0;
19 #include "math_private.h"
21 int __finite(double x)
25 return (int)((u_int32_t)((hx&0x7fffffff)-0x7ff00000)>>31);
27 libm_hidden_def(__finite)
28 weak_alias(__finite,finite)
29 libm_hidden_weak(finite)