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git.ipfire.org Git - thirdparty/glibc.git/blob - sysdeps/alpha/fpu/s_copysign.c
1 /* Copyright (C) 2000-2021 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3 Contributed by Richard Henderson.
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library. If not, see
17 <https://www.gnu.org/licenses/>. */
19 #define NO_MATH_REDIRECT
21 #include <math_ldbl_opt.h>
22 #include <libm-alias-double.h>
25 __copysign (double x
, double y
)
27 return __builtin_copysign (x
, y
);
30 libm_alias_double (__copysign
, copysign
)
31 #if LONG_DOUBLE_COMPAT (libc, GLIBC_2_0)
32 compat_symbol (libc
, __copysign
, copysignl
, GLIBC_2_0
);