2 /* @(#)w_atan2.c 1.3 95/01/18 */
4 * ====================================================
5 * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
7 * Developed at SunSoft, a Sun Microsystems, Inc. business.
8 * Permission to use, copy, modify, and distribute this
9 * software is freely granted, provided that this notice
11 * ====================================================
23 double atan2(double y, double x) /* wrapper atan2 */
25 double atan2(y,x) /* wrapper atan2 */
30 return __ieee754_atan2(y,x);
33 z = __ieee754_atan2(y,x);
34 if(_LIB_VERSION == _IEEE_||isnan(x)||isnan(y)) return z;
36 return __kernel_standard(y,x,3); /* atan2(+-0,+-0) */