| /* Test mpz_set_si and mpz_init_set_si. |
| |
| Copyright 2000, 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" |
| |
| |
| void |
| check_data (void) |
| { |
| #if GMP_NUMB_BITS <= BITS_PER_ULONG |
| #define ENTRY(n) { n, { n, 0 } } |
| #else |
| #define ENTRY(n) { n, { (n) & GMP_NUMB_MASK, (n) >> GMP_NUMB_BITS } } |
| #endif |
| |
| static const struct { |
| long n; |
| mp_size_t want_size; |
| mp_limb_t want_data[2]; |
| } data[] = { |
| |
| { 0L, 0 }, |
| { 1L, 1, { 1 } }, |
| { -1L, -1, { 1 } }, |
| |
| #if GMP_NUMB_BITS >= BITS_PER_ULONG |
| { LONG_MAX, 1, { LONG_MAX, 0 } }, |
| { -LONG_MAX, -1, { LONG_MAX, 0 } }, |
| { LONG_HIGHBIT, -1, { ULONG_HIGHBIT, 0 } }, |
| #else |
| { LONG_MAX, 2, { LONG_MAX & GMP_NUMB_MASK, LONG_MAX >> GMP_NUMB_BITS } }, |
| { -LONG_MAX, -2, { LONG_MAX & GMP_NUMB_MASK, LONG_MAX >> GMP_NUMB_BITS }}, |
| { LONG_HIGHBIT, -2, { 0, ULONG_HIGHBIT >> GMP_NUMB_BITS } }, |
| #endif |
| }; |
| |
| mpz_t n; |
| int i; |
| |
| for (i = 0; i < numberof (data); i++) |
| { |
| mpz_init (n); |
| mpz_set_si (n, data[i].n); |
| MPZ_CHECK_FORMAT (n); |
| if (n->_mp_size != data[i].want_size |
| || refmpn_cmp_allowzero (n->_mp_d, data[i].want_data, |
| ABS (data[i].want_size)) != 0) |
| { |
| printf ("mpz_set_si wrong on data[%d]\n", i); |
| abort(); |
| } |
| mpz_clear (n); |
| |
| mpz_init_set_si (n, data[i].n); |
| MPZ_CHECK_FORMAT (n); |
| if (n->_mp_size != data[i].want_size |
| || refmpn_cmp_allowzero (n->_mp_d, data[i].want_data, |
| ABS (data[i].want_size)) != 0) |
| { |
| printf ("mpz_init_set_si wrong on data[%d]\n", i); |
| abort(); |
| } |
| mpz_clear (n); |
| } |
| } |
| |
| |
| int |
| main (void) |
| { |
| tests_start (); |
| |
| check_data (); |
| |
| tests_end (); |
| exit (0); |
| } |