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 * ====================================================
12 * $FreeBSD: src/lib/msun/src/s_finite.c,v 1.6 1999/08/28 00:06:48 peter Exp $
13 * $DragonFly: src/lib/msun/src/Attic/s_finite.c,v 1.3 2004/12/29 15:22:57 asmodai Exp $
17 * finite(x) returns 1 is x is finite, else 0;
22 #include "math_private.h"
25 __generic_finite(double x)
29 return (int)((u_int32_t)((hx&0x7fffffff)-0x7ff00000)>>31);