t-mul_i.c
上传用户:qaz666999
上传日期:2022-08-06
资源大小:2570k
文件大小:3k
- /* Test mpz_mul_ui and mpz_mul_si.
- Copyright 2001, 2002 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 3 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. If not, see http://www.gnu.org/licenses/. */
- #include <stdio.h>
- #include <stdlib.h>
- #include "gmp.h"
- #include "gmp-impl.h"
- #include "tests.h"
- mpz_t got, want, x;
- void
- compare_si (long y)
- {
- if (mpz_cmp (got, want) != 0)
- {
- printf ("mpz_mul_si wrongn");
- mpz_trace (" x", x);
- printf (" y=%ld (0x%lX)n", y, y);
- mpz_trace (" got ", got);
- mpz_trace (" want", want);
- abort ();
- }
- }
- void
- compare_ui (unsigned long y)
- {
- if (mpz_cmp (got, want) != 0)
- {
- printf ("mpz_mul_ui wrongn");
- mpz_trace (" x", x);
- printf (" y=%lu (0x%lX)n", y, y);
- mpz_trace (" got ", got);
- mpz_trace (" want", want);
- abort ();
- }
- }
- void
- check_samples (void)
- {
- {
- long y;
- mpz_set_ui (x, 1L);
- y = 0;
- mpz_mul_si (got, x, y);
- mpz_set_si (want, y);
- compare_si (y);
- mpz_set_ui (x, 1L);
- y = 1;
- mpz_mul_si (got, x, y);
- mpz_set_si (want, y);
- compare_si (y);
- mpz_set_ui (x, 1L);
- y = -1;
- mpz_mul_si (got, x, y);
- mpz_set_si (want, y);
- compare_si (y);
- mpz_set_ui (x, 1L);
- y = LONG_MIN;
- mpz_mul_si (got, x, y);
- mpz_set_si (want, y);
- compare_si (y);
- mpz_set_ui (x, 1L);
- y = LONG_MAX;
- mpz_mul_si (got, x, y);
- mpz_set_si (want, y);
- compare_si (y);
- }
- {
- unsigned long y;
- mpz_set_ui (x, 1L);
- y = 0;
- mpz_mul_ui (got, x, y);
- mpz_set_ui (want, y);
- compare_ui (y);
- mpz_set_ui (x, 1L);
- y = 1;
- mpz_mul_ui (got, x, y);
- mpz_set_ui (want, y);
- compare_ui (y);
- mpz_set_ui (x, 1L);
- y = ULONG_MAX;
- mpz_mul_ui (got, x, y);
- mpz_set_ui (want, y);
- compare_ui (y);
- }
- }
- int
- main (int argc, char **argv)
- {
- tests_start ();
- mpz_init (x);
- mpz_init (got);
- mpz_init (want);
- check_samples ();
- mpz_clear (x);
- mpz_clear (got);
- mpz_clear (want);
- tests_end ();
- exit (0);
- }