/* 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 test suite .
The GNU MP Library test suite is free software ; you can redistribute it
and / or modify it under the terms of the GNU 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 test suite 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 General
Public License for more details .
You should have received a copy of the GNU General Public License along with
the GNU MP Library test suite. If not, see https://www.gnu.org/licenses/. */
#include <stdio.h>
#include <stdlib.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[] = {
{
0 L,
0 },
{
1 L,
1 , {
1 } },
{ -
1 L, -
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 );
}
Messung V0.5 in Prozent C=96 H=95 G=95
¤ Dauer der Verarbeitung: 0.10 Sekunden
(vorverarbeitet am 2026-06-10)
¤
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