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f7eac6eb RM |
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> |
f7eac6eb | 19 | |
0ac5ae23 UD |
20 | double |
21 | __sinh (double x) | |
f7eac6eb | 22 | { |
0ac5ae23 | 23 | double z = __ieee754_sinh (x); |
d81f90cc | 24 | if (__builtin_expect (!isfinite (z), 0) && isfinite (x) |
0ac5ae23 UD |
25 | && _LIB_VERSION != _IEEE_) |
26 | return __kernel_standard (x, x, 25); /* sinh overflow */ | |
27 | ||
28 | return z; | |
f7eac6eb RM |
29 | } |
30 | weak_alias (__sinh, sinh) | |
cccda09f UD |
31 | #ifdef NO_LONG_DOUBLE |
32 | strong_alias (__sinh, __sinhl) | |
33 | weak_alias (__sinh, sinhl) | |
34 | #endif |