1 /* @(#)w_hypot.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 * ====================================================
18 #include <math_private.h>
19 #include <math-svid-compat.h>
20 #include <libm-alias-double.h>
25 __hypot (double x
, double y
)
27 double z
= __ieee754_hypot(x
,y
);
28 if(__builtin_expect(!isfinite(z
), 0)
29 && isfinite(x
) && isfinite(y
) && _LIB_VERSION
!= _IEEE_
)
30 return __kernel_standard(x
, y
, 4); /* hypot overflow */
34 libm_alias_double (__hypot
, hypot
)