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/* Test mpz_odd_p and mpz_even_p.
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Copyright 2000, 2001 Free Software Foundation, Inc.
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This file is part of the GNU MP Library test suite.
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The GNU MP Library test suite is free software; you can redistribute it
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and/or modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 3 of the License,
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or (at your option) any later version.
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The GNU MP Library test suite is distributed in the hope that it will be
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useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
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Public License for more details.
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You should have received a copy of the GNU General Public License along with
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the GNU MP Library test suite. If not, see https://www.gnu.org/licenses/. */
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#include <stdio.h>
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#include <stdlib.h>
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#include "gmp.h"
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#include "gmp-impl.h"
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#include "tests.h"
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void
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check_data (void)
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{
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static const struct {
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const char *n;
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int odd, even;
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} data[] = {
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{ "0", 0, 1 },
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{ "1", 1, 0 },
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{ "2", 0, 1 },
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{ "3", 1, 0 },
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{ "4", 0, 1 },
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{ "-4", 0, 1 },
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{ "-3", 1, 0 },
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{ "-2", 0, 1 },
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{ "-1", 1, 0 },
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{ "0x1000000000000000000000000000000000000000000000000000", 0, 1 },
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{ "0x1000000000000000000000000000000000000000000000000001", 1, 0 },
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{ "0x1000000000000000000000000000000000000000000000000002", 0, 1 },
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{ "0x1000000000000000000000000000000000000000000000000003", 1, 0 },
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{ "-0x1000000000000000000000000000000000000000000000000004", 0, 1 },
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{ "-0x1000000000000000000000000000000000000000000000000003", 1, 0 },
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{ "-0x1000000000000000000000000000000000000000000000000002", 0, 1 },
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{ "-0x1000000000000000000000000000000000000000000000000001", 1, 0 },
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};
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mpz_t n;
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int i;
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mpz_init (n);
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for (i = 0; i < numberof (data); i++)
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{
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mpz_set_str_or_abort (n, data[i].n, 0);
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if ((mpz_odd_p (n) != 0) != data[i].odd)
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{
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printf ("mpz_odd_p wrong on data[%d]\n", i);
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abort();
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}
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if ((mpz_even_p (n) != 0) != data[i].even)
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{
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printf ("mpz_even_p wrong on data[%d]\n", i);
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abort();
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}
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}
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mpz_clear (n);
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}
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int
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main (void)
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{
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tests_start ();
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check_data ();
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tests_end ();
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exit (0);
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}
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