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/*=============================================================================
This file is part of FLINT.
FLINT 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 2 of the License, or
(at your option) any later version.
FLINT 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 FLINT; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
=============================================================================*/
/******************************************************************************
Copyright (C) 2011 Fredrik Johansson
******************************************************************************/
#include <stdio.h>
#include <stdlib.h>
#include <gmp.h>
#include "flint.h"
#include "nmod_vec.h"
#include "ulong_extras.h"
int
main(void)
{
int i;
FLINT_TEST_INIT(state);
flint_printf("dot_ptr....");
fflush(stdout);
for (i = 0; i < 10000; i++)
{
slong len;
nmod_t mod;
mp_limb_t m, res, res2;
mp_ptr x, y;
mp_ptr * z;
int limbs1;
slong j, offset;
len = n_randint(state, 1000) + 1;
m = n_randtest_not_zero(state);
offset = n_randint(state, 10);
nmod_init(&mod, m);
x = _nmod_vec_init(len);
y = _nmod_vec_init(len);
z = flint_malloc(sizeof(mp_ptr) * len);
_nmod_vec_randtest(x, state, len, mod);
_nmod_vec_randtest(y, state, len, mod);
for (j = 0; j < len; j++)
z[j] = &y[j] + offset;
limbs1 = _nmod_vec_dot_bound_limbs(len, mod);
res = _nmod_vec_dot_ptr(x, z, -offset, len, mod, limbs1);
res2 = _nmod_vec_dot(x, y, len, mod, limbs1);
if (res != res2)
{
flint_printf("FAIL:\n");
flint_printf("m = %wu\n", m);
flint_printf("len = %wd\n", len);
flint_printf("limbs1 = %d\n", limbs1);
abort();
}
_nmod_vec_clear(x);
_nmod_vec_clear(y);
flint_free(z);
}
FLINT_TEST_CLEANUP(state);
flint_printf("PASS\n");
return 0;
}
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