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/* Test mpf_set_si and mpf_init_set_si.
Copyright 2000, 2001, 2003 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)
{
static const struct {
long x;
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
};
mpf_t x;
int i;
for (i = 0; i < numberof (data); i++)
{
mpf_init (x);
mpf_set_si (x, data[i].x);
MPF_CHECK_FORMAT (x);
if (x->_mp_size != data[i].want_size
|| refmpn_cmp_allowzero (x->_mp_d, data[i].want_data,
ABS (data[i].want_size)) != 0
|| x->_mp_exp != ABS (data[i].want_size))
{
printf ("mpf_set_si wrong on data[%d]\n", i);
abort();
}
mpf_clear (x);
mpf_init_set_si (x, data[i].x);
MPF_CHECK_FORMAT (x);
if (x->_mp_size != data[i].want_size
|| refmpn_cmp_allowzero (x->_mp_d, data[i].want_data,
ABS (data[i].want_size)) != 0
|| x->_mp_exp != ABS (data[i].want_size))
{
printf ("mpf_init_set_si wrong on data[%d]\n", i);
abort();
}
mpf_clear (x);
}
}
int
main (void)
{
tests_start ();
check_data ();
tests_end ();
exit (0);
}
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