e554550755
for file in $(find -name \*.h ) ; do sed -e "s/#include \"gmp\.h\"/#include \"mpir.h\"/g" $file > temp ; mv temp $file ; done for file in $(find -name \*.cc) ; do sed -e "s/#include \"gmp\.h\"/#include \"mpir.h\"/g" $file > temp ; mv temp $file ; done
88 lines
2.0 KiB
C
88 lines
2.0 KiB
C
/* Test mpz_divexact_ui.
|
|
|
|
Copyright 1996, 2001 Free Software Foundation, Inc.
|
|
|
|
This file is part of the GNU MP Library.
|
|
|
|
The GNU MP 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 MP 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 MP Library; see the file COPYING.LIB. If not, write to
|
|
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
|
|
MA 02110-1301, USA. */
|
|
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
|
|
#include "mpir.h"
|
|
#include "gmp-impl.h"
|
|
#include "tests.h"
|
|
|
|
|
|
void
|
|
check_random (int argc, char *argv[])
|
|
{
|
|
gmp_randstate_ptr rands = RANDS;
|
|
int reps = 5000;
|
|
mpz_t a, q, got;
|
|
int i, qneg;
|
|
unsigned long d;
|
|
|
|
if (argc == 2)
|
|
reps = atoi (argv[1]);
|
|
|
|
mpz_init (a);
|
|
mpz_init (q);
|
|
mpz_init (got);
|
|
|
|
for (i = 0; i < reps; i++)
|
|
{
|
|
d = (unsigned long) urandom();
|
|
mpz_erandomb (q, rands, 512);
|
|
mpz_mul_ui (a, q, d);
|
|
|
|
for (qneg = 0; qneg <= 1; qneg++)
|
|
{
|
|
mpz_divexact_ui (got, a, d);
|
|
MPZ_CHECK_FORMAT (got);
|
|
if (mpz_cmp (got, q) != 0)
|
|
{
|
|
printf ("mpz_divexact_ui wrong\n");
|
|
mpz_trace (" a", a);
|
|
printf (" d=%lu\n", d);
|
|
mpz_trace (" q", q);
|
|
mpz_trace (" got", got);
|
|
abort ();
|
|
}
|
|
|
|
mpz_neg (q, q);
|
|
mpz_neg (a, a);
|
|
}
|
|
|
|
}
|
|
|
|
mpz_clear (a);
|
|
mpz_clear (q);
|
|
mpz_clear (got);
|
|
}
|
|
|
|
|
|
int
|
|
main (int argc, char **argv)
|
|
{
|
|
tests_start ();
|
|
|
|
check_random (argc, argv);
|
|
|
|
tests_end ();
|
|
exit (0);
|
|
}
|