1 /* @(#)w_sinh.c 5.1 93/09/24 */
2 /*
3 * ====================================================
4 * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
5 *
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
9 * is preserved.
10 * ====================================================
11 */
12
13 /*
14 * wrapper sinh(x)
15 */
16
17 #include <math.h>
18 #include <math_private.h>
19 #include <math-svid-compat.h>
20 #include <libm-alias-double.h>
21
22 #if LIBM_SVID_COMPAT
23 double
__sinh(double x)24 __sinh (double x)
25 {
26 double z = __ieee754_sinh (x);
27 if (__builtin_expect (!isfinite (z), 0) && isfinite (x)
28 && _LIB_VERSION != _IEEE_)
29 return __kernel_standard (x, x, 25); /* sinh overflow */
30
31 return z;
32 }
33 libm_alias_double (__sinh, sinh)
34 #endif
35