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/* Test of libgmp or its mini-mpq substitute.
Copyright (C) 2024-2025 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/>. */
#include <config.h>
/* Specification. */
#include <gmp.h>
#include <limits.h>
#include <string.h>
#include "macros.h"
int
main ()
{
/* A simple sanity check that 2/3 + 2/3 = 4/3. */
static mp_limb_t const twobody[] = { 2 };
static mp_limb_t const threebody[] = { 3 };
static mpz_t const two = MPZ_ROINIT_N ((mp_limb_t *) twobody, 1);
static mpz_t const three = MPZ_ROINIT_N ((mp_limb_t *) threebody, 1);
ASSERT (mpz_fits_slong_p (two));
ASSERT (mpz_get_si (two) == 2);
ASSERT (mpz_fits_slong_p (three));
ASSERT (mpz_get_si (three) == 3);
mpq_t q;
mpq_init (q);
mpz_set (mpq_numref (q), two);
mpz_set (mpq_denref (q), three);
mpq_add (q, q, q);
ASSERT (mpz_fits_slong_p (mpq_numref (q)));
ASSERT (mpz_get_si (mpq_numref (q)) == 4);
ASSERT (mpz_fits_slong_p (mpq_denref (q)));
ASSERT (mpz_get_si (mpq_denref (q)) == 3);
mpq_clear (q);
return test_exit_status;
}
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