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Improve the accuracy of tgamma (BZ #26983)
[thirdparty/glibc.git] / math / w_sinhl_compat.c
1 /* w_sinhl.c -- long double version of w_sinh.c.
2 * Conversion to long double by Ulrich Drepper,
3 * Cygnus Support, drepper@cygnus.com.
4 */
5
6 /*
7 * ====================================================
8 * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
9 *
10 * Developed at SunPro, a Sun Microsystems, Inc. business.
11 * Permission to use, copy, modify, and distribute this
12 * software is freely granted, provided that this notice
13 * is preserved.
14 * ====================================================
15 */
16
17 /*
18 * wrapper sinhl(x)
19 */
20
21 #include <math.h>
22 #include <math_private.h>
23 #include <math-svid-compat.h>
24 #include <libm-alias-ldouble.h>
25
26 #if LIBM_SVID_COMPAT
27 long double
28 __sinhl (long double x)
29 {
30 long double z = __ieee754_sinhl (x);
31 if (__builtin_expect (!isfinite (z), 0) && isfinite (x)
32 && _LIB_VERSION != _IEEE_)
33 return __kernel_standard_l (x, x, 225); /* sinh overflow */
34
35 return z;
36 }
37 libm_alias_ldouble (__sinh, sinh)
38 #endif