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F_mpz-test.c
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F_mpz-test.c
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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
===============================================================================*/
/****************************************************************************
F_mpz-test.c: Test code for F_mpz.c and F_mpz.h
Copyright (C) 2008, 2009, 2010 William Hart
Copyright (C) 2009, 2010 Andy Novocin
*****************************************************************************/
#include <stdio.h>
#include <string.h>
#include <gmp.h>
#ifndef __TINYC__
#include <mpfr.h>
#endif
#include <time.h>
#include "flint.h"
#include "memory-manager.h"
#include "long_extras.h"
#include "test-support.h"
#include "F_mpz.h"
#define VARY_BITS 1 // random coefficients have random number of bits up to the limit given
#define SIGNS 1 // random coefficients will be randomly signed
#define ITER 1 // if you want all tests to run longer, increase this
#define TESTFILE 0 // Set this to test polynomial reading and writing to a file in the current dir
#define DEBUG 0 // allows easy switching of debugging code on and off when debugging (if inserted)
#define DEBUG2 1
/*
Generate a random F_mpz_t with the given number of bits.
If SIGNS is 1 then the value will be randomly signed, else it will be positive.
Warning : do not use this function to test F_mpz_set_mpz!!
*/
void F_mpz_test_random(F_mpz_t f, ulong bits)
{
if (bits == 0)
{
F_mpz_zero(f);
return;
}
mpz_t temp;
mpz_init(temp);
mpz_rrandomb(temp, randstate, bits);
#if SIGNS
if (z_randint(2)) mpz_neg(temp, temp);
#endif
F_mpz_set_mpz(f, temp);
mpz_clear(temp);
}
int test_F_mpz_getset_si()
{
F_mpz_t f;
int result = 1;
ulong bits, val_bits;
long val, val2;
ulong count1;
for (count1 = 0; (count1 < 10000*ITER) && (result == 1); count1++)
{
bits = z_randint(200)+ 1;
// Make f a random number of limbs in size to start with
F_mpz_init2(f, z_randint(10));
ulong count2;
for (count2 = 0; (count2 < 100) && (result == 1); count2++)
{
F_mpz_test_random(f, bits);
// Generate a random long
val_bits = z_randint(FLINT_BITS - 1);
val = z_randbits(val_bits);
if (z_randint(2)) val = -val;
F_mpz_set_si(f, val);
val2 = F_mpz_get_si(f);
result = (val2 == val);
if (!result)
{
printf("Error: val = %ld, val2 = %ld\n", val, val2);
}
}
F_mpz_clear(f);
}
return result;
}
int test_F_mpz_getset_ui()
{
F_mpz_t f;
int result = 1;
ulong bits, val_bits, val, val2;
ulong count1;
for (count1 = 0; (count1 < 10000*ITER) && (result == 1); count1++)
{
bits = z_randint(200)+ 1;
// Make f a random number of limbs in size to start with
F_mpz_init2(f, z_randint(10));
ulong count2;
for (count2 = 0; (count2 < 100) && (result == 1); count2++)
{
F_mpz_test_random(f, bits);
// Generate a random long
val_bits = z_randint(FLINT_BITS);
val = z_randbits(val_bits);
F_mpz_set_ui(f, val);
val2 = F_mpz_get_ui(f);
result = (val2 == val);
if (!result)
{
printf("Error: val = %lu, val2 = %lu\n", val, val2);
}
}
F_mpz_clear(f);
}
return result;
}
int test_F_mpz_getset_mpz()
{
F_mpz_t f;
int result = 1;
ulong bits;
mpz_t val, val2;
ulong val_bits;
mpz_init(val);
mpz_init(val2);
ulong count1;
for (count1 = 0; (count1 < 10000*ITER) && (result == 1); count1++)
{
bits = z_randint(200)+ 1;
F_mpz_init2(f, z_randint(10));
F_mpz_test_random(f, bits);
ulong count2;
for (count2 = 0; (count2 < 100) && result == 1; count2++)
{
val_bits = z_randint(200);
mpz_rrandomb(val, randstate, val_bits);
if (z_randint(2)) mpz_neg(val, val);
F_mpz_set_mpz(f, val);
F_mpz_get_mpz(val2, f);
result = (mpz_cmp(val2, val) == 0);
if (!result)
{
gmp_printf("Error: val = %Zd, val2 = %Zd\n", val, val2);
}
}
F_mpz_clear(f);
}
mpz_clear(val);
mpz_clear(val2);
return result;
}
#ifndef __TINYC__
int test_F_mpz_getset_mpfr()
{
F_mpz_t f, g;
mpfr_t m;
int result = 1;
ulong bits;
mpfr_set_default_prec(200);
mpfr_init(m);
ulong count1;
for (count1 = 0; (count1 < 1000000*ITER) && (result == 1); count1++)
{
bits = z_randint(200)+ 1;
F_mpz_init(f);
F_mpz_init(g);
F_mpz_test_random(f, bits);
F_mpz_get_mpfr(m, f);
F_mpz_set_mpfr(g, m);
result = (F_mpz_equal(f, g));
if (!result)
{
printf("Error: val = "); F_mpz_print(f);
printf(", val2 = "); F_mpz_print(g); printf("\n");
}
F_mpz_clear(f);
F_mpz_clear(g);
}
mpfr_clear(m);
return result;
}
int test_F_mpz_set_mpfr_2exp()
{
F_mpz_t f, g, h;
mpfr_t m;
mpz_t m1;
int result = 1;
ulong bits;
int exp1, exp2;
long shift;
mpz_init(m1);
mpfr_set_default_prec(200);
ulong count1;
for (count1 = 0; (count1 < 1000000*ITER) && (result == 1); count1++)
{
bits = z_randint(200)+ 1;
F_mpz_init(f);
F_mpz_init(g);
F_mpz_init(h);
F_mpz_test_random(f, bits);
mpfr_init(m);
F_mpz_get_mpfr(m, f);
shift = -z_randint(200);
mpfr_mul_2si(m, m, shift, GMP_RNDN);
exp1 = F_mpz_set_mpfr_2exp(g, m);
exp2 = mpfr_get_z_exp(m1, m);
F_mpz_set_mpz(h, m1);
result = (F_mpz_equal(g, h) && (exp1 == exp2));
if (!result)
{
printf("Error: val1 = "); F_mpz_print(h); printf(" * 2^%d\n", exp2);
printf("val2 = "); F_mpz_print(g); printf(" * 2^%d\n", exp1);
}
mpfr_clear(m);
F_mpz_clear(f);
F_mpz_clear(g);
F_mpz_clear(h);
}
mpz_clear(m1);
return result;
}
#endif
int test_F_mpz_get_d_2exp()
{
mpz_t m1;
double fd, md;
F_mpz_t f1;
int result = 1;
ulong bits, expf, expm;
mpz_init(m1);
ulong count1;
for (count1 = 0; (count1 < 100000*ITER) && (result == 1); count1++)
{
F_mpz_init2(f1, z_randint(10));
bits = z_randint(200) + 1;
F_mpz_test_random(f1, bits);
F_mpz_get_mpz(m1, f1);
fd = F_mpz_get_d_2exp(&expf, f1);
md = mpz_get_d_2exp(&expm, m1);
result = ((fd == md) && (expf == expm));
if (!result)
{
gmp_printf("Error: bits = %ld, m1 = %Zd, md = %f, fd = %f, expf = %ld, expm = %ld\n", bits, m1, md, fd, expf, expm);
}
F_mpz_clear(f1);
}
mpz_clear(m1);
return result;
}
int test_F_mpz_get_d()
{
mpz_t m1;
double fd, md;
F_mpz_t f1;
int result = 1;
ulong bits;
mpz_init(m1);
ulong count1;
for (count1 = 0; (count1 < 100000*ITER) && (result == 1); count1++)
{
F_mpz_init2(f1, z_randint(10));
bits = z_randint(200) + 1;
F_mpz_test_random(f1, bits);
F_mpz_get_mpz(m1, f1);
fd = F_mpz_get_d(f1);
md = mpz_get_d(m1);
result = (fd == md);
if (!result)
{
gmp_printf("Error: bits = %ld, m1 = %Zd, md = %f, fd = %f\n", bits, m1, md, fd);
}
F_mpz_clear(f1);
}
mpz_clear(m1);
return result;
}
int test_F_mpz_set_d_2exp()
{
double fd;
F_mpz_t f1, f2;
int result = 1;
ulong bits, expf;
ulong count1;
for (count1 = 0; (count1 < 100000*ITER) && (result == 1); count1++)
{
F_mpz_init2(f1, z_randint(10));
F_mpz_init2(f2, z_randint(10));
bits = z_randint(FLINT_D_BITS - 1) + 1;
F_mpz_test_random(f1, bits);
fd = F_mpz_get_d_2exp(&expf, f1);
F_mpz_set_d_2exp(f2, fd, expf);
result = (F_mpz_equal(f1, f2));
if (!result)
{
printf("Error: bits = %ld, fd = %f, expf = %ld\n", bits, fd, expf);
}
F_mpz_clear(f1);
F_mpz_clear(f2);
}
return result;
}
int test_F_mpz_set_d()
{
double fd, fd2;
F_mpz_t f1, f2;
int result = 1;
ulong bits, exp;
mpz_t m1, m2;
mpz_init(m1);
mpz_init(m2);
ulong count1;
for (count1 = 0; (count1 < 100000*ITER) && (result == 1); count1++)
{
F_mpz_init2(f1, z_randint(10));
F_mpz_init2(f2, z_randint(10));
bits = z_randint(FLINT_D_BITS - 1) + 1;
F_mpz_test_random(f1, bits);
fd = F_mpz_get_d(f1);
F_mpz_set_d(f2, fd);
fd2 = F_mpz_get_d(f2);
result = (fd == fd2);
if (!result)
{
printf("Error: bits = %ld, fd = %f, fd2 = %f\n", bits, fd, fd2);
}
F_mpz_clear(f1);
F_mpz_clear(f2);
}
for (count1 = 0; (count1 < 100000*ITER) && (result == 1); count1++)
{
F_mpz_init2(f1, z_randint(10));
F_mpz_init2(f2, z_randint(10));
bits = z_randint(FLINT_D_BITS - 1) + 1;
F_mpz_test_random(f1, bits);
exp = z_randint(100);
fd = F_mpz_get_d(f1)/pow(2.0, exp);
F_mpz_set_d(f2, fd);
F_mpz_get_mpz(m2, f2);
mpz_set_d(m1, fd);
result = (mpz_cmp(m1, m2) == 0);
if (!result)
{
gmp_printf("Error: bits = %ld, fd = %f, m1 = %Zd, m2 = %Zd\n", bits, fd, m1, m2);
}
F_mpz_clear(f1);
F_mpz_clear(f2);
}
mpz_clear(m1);
mpz_clear(m2);
return result;
}
int test_F_mpz_getset_limbs()
{
F_mpz_t f1, f2;
int result = 1;
ulong bits, limbs, limbs2;
mp_limb_t * arr;
ulong count1;
for (count1 = 0; (count1 < 10000*ITER) && (result == 1); count1++)
{
bits = z_randint(1000)+ 1;
limbs = (bits - 1)/FLINT_BITS + 1;
arr = flint_heap_alloc(limbs);
F_mpz_init2(f1, z_randint(10));
F_mpz_init2(f2, z_randint(10));
ulong count2;
for (count2 = 0; (count2 < 100) && (result == 1); count2++)
{
F_mpz_test_random(f1, bits);
limbs2 = F_mpz_get_limbs(arr, f1);
F_mpz_set_limbs(f2, arr, limbs2);
if (F_mpz_sgn(f1) < 0) F_mpz_neg(f2, f2);
result = (F_mpz_equal(f2, f1));
if (!result)
{
printf("Error: f1 = "); F_mpz_print(f1);
printf(" f2 = "); F_mpz_print(f2); printf("\n");
}
}
flint_heap_free(arr);
F_mpz_clear(f1);
F_mpz_clear(f2);
}
return result;
}
int test_F_mpz_set()
{
mpz_t m1, m2;
F_mpz_t f1, f2;
int result = 1;
ulong bits;
mpz_init(m1);
mpz_init(m2);
ulong count1;
for (count1 = 0; (count1 < 100000*ITER) && (result == 1); count1++)
{
F_mpz_init2(f1, z_randint(10));
F_mpz_init2(f2, z_randint(10));
bits = z_randint(200) + 1;
F_mpz_test_random(f1, bits);
F_mpz_get_mpz(m1, f1);
F_mpz_set(f2, f1);
F_mpz_get_mpz(m2, f2);
result = (mpz_cmp(m1, m2) == 0);
if (!result)
{
gmp_printf("Error: bits = %ld, m1 = %Zd, m2 = %Zd\n", bits, m1, m2);
}
F_mpz_clear(f1);
F_mpz_clear(f2);
}
// check aliasing
for (count1 = 0; (count1 < 100000*ITER) && (result == 1); count1++)
{
F_mpz_init2(f1, z_randint(10));
bits = z_randint(200) + 1;
F_mpz_test_random(f1, bits);
F_mpz_get_mpz(m1, f1);
F_mpz_set(f1, f1);
F_mpz_get_mpz(m2, f1);
result = (mpz_cmp(m1, m2) == 0);
if (!result)
{
gmp_printf("Error: bits = %ld, m1 = %Zd, m2 = %Zd\n", bits, m1, m2);
}
F_mpz_clear(f1);
}
mpz_clear(m1);
mpz_clear(m2);
return result;
}
int test_F_mpz_equal()
{
mpz_t m1, m2;
F_mpz_t f1, f2;
int result = 1;
ulong bits, bits2;
mpz_init(m1);
mpz_init(m2);
// Check in case when operands are equal
ulong count1;
for (count1 = 0; (count1 < 100000*ITER) && (result == 1); count1++)
{
F_mpz_init2(f1, z_randint(10));
F_mpz_init2(f2, z_randint(10));
bits = z_randint(200) + 1;
F_mpz_test_random(f1, bits);
F_mpz_get_mpz(m1, f1);
F_mpz_set(f2, f1);
result = (F_mpz_equal(f1, f2));
if (!result)
{
gmp_printf("Error: bits = %ld, m1 = %Zd\n", bits, m1);
}
F_mpz_clear(f1);
F_mpz_clear(f2);
}
// Check in case when operands are not likely equal
for (count1 = 0; (count1 < 100000*ITER) && (result == 1); count1++)
{
F_mpz_init2(f1, z_randint(10));
F_mpz_init2(f2, z_randint(10));
bits = z_randint(200) + 1;
F_mpz_test_random(f1, bits);
bits2 = z_randint(200) + 1;
F_mpz_test_random(f2, bits2);
F_mpz_get_mpz(m1, f1);
F_mpz_get_mpz(m2, f2);
result = ((F_mpz_equal(f1, f2) && (mpz_cmp(m1, m2) == 0))
|| (!F_mpz_equal(f1, f2) && (mpz_cmp(m1, m2) != 0)));
if (!result)
{
gmp_printf("Error: bits = %ld, bits2 = %ld, m1 = %Zd, m2 = %Zd\n", bits, bits2, m1, m2);
}
F_mpz_clear(f1);
F_mpz_clear(f2);
}
// check aliasing
for (count1 = 0; (count1 < 100000*ITER) && (result == 1); count1++)
{
F_mpz_init2(f1, z_randint(10));
bits = z_randint(200) + 1;
F_mpz_test_random(f1, bits);
F_mpz_get_mpz(m1, f1);
result = (F_mpz_equal(f1, f1));
if (!result)
{
gmp_printf("Error: bits = %ld, m1 = %Zd\n", bits, m1);
}
F_mpz_clear(f1);
}
mpz_clear(m1);
mpz_clear(m2);
return result;
}
int test_F_mpz_swap()
{
mpz_t m1, m2, m3, m4;
F_mpz_t f1, f2;
int result = 1;
ulong bits, bits2;
mpz_init(m1);
mpz_init(m2);
mpz_init(m3);
mpz_init(m4);
ulong count1;
for (count1 = 0; (count1 < 100000*ITER) && (result == 1); count1++)
{
F_mpz_init2(f1, z_randint(10));
F_mpz_init2(f2, z_randint(10));
bits = z_randint(200) + 1;
F_mpz_test_random(f1, bits);
bits2 = z_randint(200) + 1;
F_mpz_test_random(f2, bits2);
F_mpz_get_mpz(m1, f1);
F_mpz_get_mpz(m2, f2);
F_mpz_swap(f2, f1);
F_mpz_get_mpz(m3, f1);
F_mpz_get_mpz(m4, f2);
result = ((mpz_cmp(m1, m4) == 0) && (mpz_cmp(m2, m3) == 0));
if (!result)
{
gmp_printf("Error: bits = %ld, bits2 = %ld, m1 = %Zd, m2 = %Zd, m3 = %Zd, m4 = %Zd\n", bits, bits2, m1, m2, m2, m3, m4);
}
F_mpz_clear(f1);
F_mpz_clear(f2);
}
// check aliasing
for (count1 = 0; (count1 < 100000*ITER) && (result == 1); count1++)
{
F_mpz_init2(f1, z_randint(10));
bits = z_randint(200) + 1;
F_mpz_test_random(f1, bits);
F_mpz_get_mpz(m1, f1);
F_mpz_swap(f1, f1);
F_mpz_get_mpz(m2, f1);
result = (mpz_cmp(m1, m2) == 0);
if (!result)
{
gmp_printf("Error: bits = %ld, m1 = %Zd, m2 = %Zd\n", bits, m1, m2);
}
F_mpz_clear(f1);
}
mpz_clear(m1);
mpz_clear(m2);
mpz_clear(m3);
mpz_clear(m4);
return result;
}
int test_F_mpz_neg()
{
mpz_t m1, m2;
F_mpz_t f1, f2;
int result = 1;
ulong bits;
mpz_init(m1);
mpz_init(m2);
ulong count1;
for (count1 = 0; (count1 < 100000*ITER) && (result == 1); count1++)
{
F_mpz_init2(f1, z_randint(10));
F_mpz_init2(f2, z_randint(10));
bits = z_randint(200) + 1;
F_mpz_test_random(f1, bits);
F_mpz_get_mpz(m1, f1);
F_mpz_neg(f2, f1);
F_mpz_get_mpz(m2, f2);
mpz_neg(m2, m2);
result = (mpz_cmp(m1, m2) == 0);
if (!result)
{
gmp_printf("Error: bits = %ld, m1 = %Zd, m2 = %Zd\n", bits, m1, m2);
}
F_mpz_clear(f1);
F_mpz_clear(f2);
}
// check aliasing
for (count1 = 0; (count1 < 100000*ITER) && (result == 1); count1++)
{
F_mpz_init2(f1, z_randint(10));
bits = z_randint(200) + 1;
F_mpz_test_random(f1, bits);
F_mpz_get_mpz(m1, f1);
F_mpz_neg(f1, f1);
F_mpz_get_mpz(m2, f1);
mpz_neg(m2, m2);
result = (mpz_cmp(m1, m2) == 0);
if (!result)
{
gmp_printf("Error: bits = %ld, m1 = %Zd, m2 = %Zd\n", bits, m1, m2);
}
F_mpz_clear(f1);
}
mpz_clear(m1);
mpz_clear(m2);
return result;
}
int test_F_mpz_abs()
{
mpz_t m1, m2;
F_mpz_t f1, f2;
int result = 1;
ulong bits;
mpz_init(m1);
mpz_init(m2);
ulong count1;
for (count1 = 0; (count1 < 100000*ITER) && (result == 1); count1++)
{
F_mpz_init2(f1, z_randint(10));
F_mpz_init2(f2, z_randint(10));
bits = z_randint(200) + 1;
F_mpz_test_random(f1, bits);
F_mpz_get_mpz(m1, f1);
F_mpz_abs(f2, f1);
F_mpz_get_mpz(m2, f2);
mpz_abs(m1, m1);
result = (mpz_cmp(m1, m2) == 0);
if (!result)
{
gmp_printf("Error: bits = %ld, m1 = %Zd, m2 = %Zd\n", bits, m1, m2);
}
F_mpz_clear(f1);
F_mpz_clear(f2);
}
// check aliasing
for (count1 = 0; (count1 < 100000*ITER) && (result == 1); count1++)
{
F_mpz_init2(f1, z_randint(10));
bits = z_randint(200) + 1;
F_mpz_test_random(f1, bits);
F_mpz_get_mpz(m1, f1);
F_mpz_abs(f1, f1);
F_mpz_get_mpz(m2, f1);
mpz_abs(m1, m1);
result = (mpz_cmp(m1, m2) == 0);
if (!result)
{
gmp_printf("Error: bits = %ld, m1 = %Zd, m2 = %Zd\n", bits, m1, m2);
}
F_mpz_clear(f1);
}
mpz_clear(m1);
mpz_clear(m2);
return result;
}
int test_F_mpz_add()
{
mpz_t m1, m2, m3, m4;
F_mpz_t f1, f2, f3;
int result = 1;
ulong bits, bits2;
mpz_init(m1);
mpz_init(m2);
mpz_init(m3);
mpz_init(m4);
ulong count1;
for (count1 = 0; (count1 < 100000*ITER) && (result == 1); count1++)
{
F_mpz_init(f1);
F_mpz_init(f2);
F_mpz_init(f3);
bits = z_randint(200) + 1;
F_mpz_test_random(f1, bits);
bits2 = z_randint(200) + 1;
F_mpz_test_random(f2, bits2);
F_mpz_get_mpz(m1, f1);
F_mpz_get_mpz(m2, f2);
F_mpz_add(f3, f2, f1);
F_mpz_get_mpz(m3, f3);
mpz_add(m4, m1, m2);
result = (mpz_cmp(m4, m3) == 0);
if (!result)
{
gmp_printf("Error: bits = %ld, bits2 = %ld, m1 = %Zd, m2 = %Zd, m3 = %Zd, m4 = %Zd\n", bits, bits2, m1, m2, m2, m3, m4);
}
F_mpz_clear(f1);
F_mpz_clear(f2);
F_mpz_clear(f3);
}
// check aliasing of operands 1 and 2
for (count1 = 0; (count1 < 100000*ITER) && (result == 1); count1++)
{
F_mpz_init(f1);
F_mpz_init(f2);
bits = z_randint(200) + 1;
F_mpz_test_random(f1, bits);
bits2 = z_randint(200) + 1;
F_mpz_test_random(f2, bits2);
F_mpz_get_mpz(m1, f1);
F_mpz_get_mpz(m2, f2);
F_mpz_add(f1, f1, f2);
F_mpz_get_mpz(m3, f1);
mpz_add(m4, m1, m2);
result = (mpz_cmp(m3, m4) == 0);
if (!result)
{
gmp_printf("Error: bits = %ld, bits2 = %ld, m1 = %Zd, m2 = %Zd, m3 = %Zd, m4 = %Zd\n", bits, bits2, m1, m2, m3, m4);
}
F_mpz_clear(f1);
F_mpz_clear(f2);
}
// check aliasing of operands 1 and 3
for (count1 = 0; (count1 < 100000*ITER) && (result == 1); count1++)
{
F_mpz_init(f1);
F_mpz_init(f2);
bits = z_randint(200) + 1;
F_mpz_test_random(f1, bits);
bits2 = z_randint(200) + 1;
F_mpz_test_random(f2, bits2);
F_mpz_get_mpz(m1, f1);
F_mpz_get_mpz(m2, f2);
F_mpz_add(f2, f1, f2);
F_mpz_get_mpz(m3, f2);
mpz_add(m4, m1, m2);
result = (mpz_cmp(m3, m4) == 0);
if (!result)
{
gmp_printf("Error: bits = %ld, bits2 = %ld, m1 = %Zd, m2 = %Zd, m3 = %Zd, m4 = %Zd\n", bits, bits2, m1, m2, m3, m4);
}
F_mpz_clear(f1);
F_mpz_clear(f2);
}
// check aliasing of all operands
for (count1 = 0; (count1 < 100000*ITER) && (result == 1); count1++)
{
F_mpz_init(f1);
bits = z_randint(200) + 1;
F_mpz_test_random(f1, bits);
F_mpz_get_mpz(m1, f1);
F_mpz_add(f1, f1, f1);
F_mpz_get_mpz(m2, f1);
mpz_add(m3, m1, m1);
result = (mpz_cmp(m3, m2) == 0);
if (!result)
{
gmp_printf("Error: bits = %ld, m1 = %Zd, m2 = %Zd, m3 = %Zd\n", bits, m1, m2, m3);
}
F_mpz_clear(f1);
}
mpz_clear(m1);
mpz_clear(m2);
mpz_clear(m3);
mpz_clear(m4);
return result;
}
int test_F_mpz_sub()
{
mpz_t m1, m2, m3, m4;
F_mpz_t f1, f2, f3;
int result = 1;
ulong bits, bits2;
mpz_init(m1);
mpz_init(m2);
mpz_init(m3);
mpz_init(m4);
ulong count1;
for (count1 = 0; (count1 < 100000*ITER) && (result == 1); count1++)
{
F_mpz_init(f1);
F_mpz_init(f2);
F_mpz_init(f3);
bits = z_randint(200) + 1;
F_mpz_test_random(f1, bits);
bits2 = z_randint(200) + 1;