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/* Define aliases for libm long double functions. ldbl-opt version.
Copyright (C) 2017-2021 Free Software Foundation, Inc.
This file is part of the GNU C Library.
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
<https://www.gnu.org/licenses/>. */
#ifndef _LIBM_ALIAS_LDOUBLE_H
#define _LIBM_ALIAS_LDOUBLE_H
#include <bits/floatn.h>
#include <math_ldbl_opt.h>
#include <ldbl-compat-choose.h>
#if __HAVE_FLOAT128 && !__HAVE_DISTINCT_FLOAT128
# define libm_alias_ldouble_other_r_f128(from, to, r) \
weak_alias (from ## l ## r, to ## f128 ## r)
#else
# define libm_alias_ldouble_other_r_f128(from, to, r)
#endif
#if __HAVE_FLOAT64X_LONG_DOUBLE
# define libm_alias_ldouble_other_r_f64x(from, to, r) \
weak_alias (from ## l ## r, to ## f64x ## r)
#else
# define libm_alias_ldouble_other_r_f64x(from, to, r)
#endif
/* Define _FloatN / _FloatNx aliases for a long double libm function
that has internal name FROM ## l ## R and public names TO ## suffix
## R for each suffix of a supported _FloatN / _FloatNx
floating-point type with the same format as long double. */
#define libm_alias_ldouble_other_r(from, to, r) \
libm_alias_ldouble_other_r_f128 (from, to, r); \
libm_alias_ldouble_other_r_f64x (from, to, r)
/* Likewise, but without the R suffix. */
#define libm_alias_ldouble_other(from, to) \
libm_alias_ldouble_other_r (from, to, )
/* Define aliases for a long double libm function that has internal
name FROM ## l ## R and public names TO ## suffix ## R for each
suffix of a supported floating-point type with the same format as
long double. This should only be used for functions where such
public names exist for _FloatN types, not for
implementation-namespace exported names (where there is one name
per format, not per type) or for obsolescent functions not provided
for _FloatN types. */
#define libm_alias_ldouble_r(from, to, r) \
LONG_DOUBLE_COMPAT_CHOOSE_libm_ ## to ## l ## r \
(long_double_symbol (libm, from ## l ## r, to ## l ## r), \
weak_alias (from ## l ## r, to ## l ## r)); \
libm_alias_ldouble_other_r (from, to, r)
/* Likewise, but without the R suffix. */
#define libm_alias_ldouble(from, to) libm_alias_ldouble_r (from, to, )
#endif
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