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/* Copyright (C) 2000, 2006, 2012 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Richard Henderson.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library. If not, see
<http://www.gnu.org/licenses/>. */
#include <math.h>
#include <math_ldbl_opt.h>
double
__copysign (double x, double y)
{
return __builtin_copysign (x, y);
}
weak_alias (__copysign, copysign)
#ifdef NO_LONG_DOUBLE
strong_alias (__copysign, __copysignl)
weak_alias (__copysign, copysignl)
#endif
#ifdef IS_IN_libm
# if LONG_DOUBLE_COMPAT(libm, GLIBC_2_0)
compat_symbol (libm, __copysign, copysignl, GLIBC_2_0);
# endif
#elif LONG_DOUBLE_COMPAT(libc, GLIBC_2_0)
compat_symbol (libc, __copysign, copysignl, GLIBC_2_0);
#endif
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