49 lines
1.4 KiB
C
49 lines
1.4 KiB
C
/* Test of isnanf() substitute.
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Copyright (C) 2007-2025 Free Software Foundation, Inc.
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>. */
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/* Written by Bruno Haible <bruno@clisp.org>, 2007. */
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#include <limits.h>
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#include "minus-zero.h"
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#include "infinity.h"
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#include "nan.h"
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#include "snan.h"
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#include "macros.h"
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int
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main ()
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{
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/* Finite values. */
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ASSERT (!isnanf (3.141f));
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ASSERT (!isnanf (3.141e30f));
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ASSERT (!isnanf (3.141e-30f));
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ASSERT (!isnanf (-2.718f));
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ASSERT (!isnanf (-2.718e30f));
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ASSERT (!isnanf (-2.718e-30f));
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ASSERT (!isnanf (0.0f));
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ASSERT (!isnanf (minus_zerof));
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/* Infinite values. */
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ASSERT (!isnanf (Infinityf ()));
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ASSERT (!isnanf (- Infinityf ()));
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/* Quiet NaN. */
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ASSERT (isnanf (NaNf ()));
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#if HAVE_SNANF
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/* Signalling NaN. */
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ASSERT (isnanf (SNaNf ()));
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#endif
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return test_exit_status;
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}
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