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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 | |
cccda09f | 8 | * software is freely granted, provided that this notice |
f7eac6eb RM |
9 | * is preserved. |
10 | * ==================================================== | |
11 | */ | |
12 | ||
cccda09f | 13 | /* |
f7eac6eb RM |
14 | * wrapper sinh(x) |
15 | */ | |
16 | ||
9d13fb24 | 17 | #include <math.h> |
9277c064 | 18 | #include <math_private.h> |
813378e9 | 19 | #include <math-svid-compat.h> |
9ac44708 | 20 | #include <libm-alias-double.h> |
f7eac6eb | 21 | |
4f3647e4 | 22 | #if LIBM_SVID_COMPAT |
0ac5ae23 UD |
23 | double |
24 | __sinh (double x) | |
f7eac6eb | 25 | { |
0ac5ae23 | 26 | double z = __ieee754_sinh (x); |
d81f90cc | 27 | if (__builtin_expect (!isfinite (z), 0) && isfinite (x) |
0ac5ae23 UD |
28 | && _LIB_VERSION != _IEEE_) |
29 | return __kernel_standard (x, x, 25); /* sinh overflow */ | |
30 | ||
31 | return z; | |
f7eac6eb | 32 | } |
9ac44708 | 33 | libm_alias_double (__sinh, sinh) |
cccda09f | 34 | #endif |