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/* Return maximum numeric value of X and Y.
Copyright (C) 1997-2023 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/>. */
#include <math.h>
#include <math-use-builtins.h>
FLOAT
M_DECL_FUNC (__fmax) (FLOAT x, FLOAT y)
{
#if M_USE_BUILTIN (FMAX)
return M_SUF (__builtin_fmax) (x, y);
#else
if (isgreaterequal (x, y))
return x;
else if (isless (x, y))
return y;
else if (issignaling (x) || issignaling (y))
return x + y;
else
return isnan (y) ? x : y;
#endif
}
declare_mgen_alias (__fmax, fmax);
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