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/* Test of isnand() substitute.
Copyright (C) 2007-2024 Free Software Foundation, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>. */
/* Written by Bruno Haible <bruno@clisp.org>, 2007. */
#include <limits.h>
#include "minus-zero.h"
#include "infinity.h"
#include "nan.h"
#include "snan.h"
#include "macros.h"
int
main ()
{
/* Finite values. */
ASSERT (!isnand (3.141));
ASSERT (!isnand (3.141e30));
ASSERT (!isnand (3.141e-30));
ASSERT (!isnand (-2.718));
ASSERT (!isnand (-2.718e30));
ASSERT (!isnand (-2.718e-30));
ASSERT (!isnand (0.0));
ASSERT (!isnand (minus_zerod));
/* Infinite values. */
ASSERT (!isnand (Infinityd ()));
ASSERT (!isnand (- Infinityd ()));
/* Quiet NaN. */
ASSERT (isnand (NaNd ()));
#if HAVE_SNAND
/* Signalling NaN. */
ASSERT (isnand (SNaNd ()));
#endif
return test_exit_status;
}
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