127 lines
2.9 KiB
C
127 lines
2.9 KiB
C
/*
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Test mpz_set_sx and mpz_init_set_sx
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Copyright 2000, 2001, 2002 Free Software Foundation, Inc.
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This file is part of the GNU MP Library.
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The GNU MP Library is free software; you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2.1 of the License, or (at your
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option) any later version.
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The GNU MP Library is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
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License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with the GNU MP Library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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MA 02110-1301, USA. */
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#include <stdio.h>
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#include <stdlib.h>
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#if defined( _MSC_VER )
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# if _MSC_VER < 1600
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# define SKIP_TEST
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# else
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# include <stdint.h>
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# endif
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#else
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# include "config.h"
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# ifdef HAVE_STDINT_H
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# include <stdint.h>
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# else
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# define SKIP_TEST
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# endif
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#endif
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#ifdef SKIP_TEST
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int
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main (void)
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{
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printf ("(u)intmax_t not available - test skipped\n");
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exit (0);
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}
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#else
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#include "mpir.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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intmax_t n;
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mp_size_t want_size;
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mp_limb_t want_data[2];
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} data[] = {
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{ 0L, 0 },
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{ 1L, 1, { 1 } },
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{ -1L, -1, { 1 } },
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#if GMP_NUMB_BITS >= BITS_PER_UINTMAX
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{ INTMAX_MAX, 1, { INTMAX_MAX, 0 } },
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{ -INTMAX_MAX, -1, { INTMAX_MAX, 0 } },
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#else
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{ INTMAX_MAX, 2, { INTMAX_MAX & GMP_NUMB_MASK, INTMAX_MAX >> GMP_NUMB_BITS } },
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{ -INTMAX_MAX, -2, { INTMAX_MAX & GMP_NUMB_MASK, INTMAX_MAX >> GMP_NUMB_BITS } },
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#endif
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#if GMP_NUMB_BITS >= BITS_PER_UINTMAX
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{ INTMAX_MIN, -1, { INTMAX_MIN, 0 } },
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#else
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{ INTMAX_MIN, -2, { INTMAX_MIN & GMP_NUMB_MASK, INTMAX_MIN >> GMP_NUMB_BITS } },
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#endif
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};
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mpz_t n;
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int i;
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for (i = 0; i < numberof (data); i++)
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{
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mpz_init (n);
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mpz_set_sx (n, data[i].n);
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MPZ_CHECK_FORMAT (n);
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if (n->_mp_size != data[i].want_size
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|| refmpn_cmp_allowzero (n->_mp_d, data[i].want_data,
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ABS (data[i].want_size)) != 0)
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{
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printf ("mpz_set_sx wrong on data[%d]\n", i);
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abort();
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}
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mpz_clear (n);
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mpz_init_set_sx (n, data[i].n);
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MPZ_CHECK_FORMAT (n);
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if (n->_mp_size != data[i].want_size
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|| refmpn_cmp_allowzero (n->_mp_d, data[i].want_data,
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ABS (data[i].want_size)) != 0)
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{
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printf ("mpz_init_set_sx wrong on data[%d]\n", i);
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abort();
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}
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mpz_clear (n);
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}
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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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#endif
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