diff options
Diffstat (limited to 'contrib/libgmp/mpz/tests/t-sqrtrem.c')
-rw-r--r-- | contrib/libgmp/mpz/tests/t-sqrtrem.c | 98 |
1 files changed, 0 insertions, 98 deletions
diff --git a/contrib/libgmp/mpz/tests/t-sqrtrem.c b/contrib/libgmp/mpz/tests/t-sqrtrem.c deleted file mode 100644 index f5fcd09..0000000 --- a/contrib/libgmp/mpz/tests/t-sqrtrem.c +++ /dev/null @@ -1,98 +0,0 @@ -/* Test mpz_add, mpz_add_ui, mpz_cmp, mpz_cmp, mpz_mul, mpz_sqrtrem. - -Copyright (C) 1991, 1993, 1994, 1996 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 Library General Public License as published by -the Free Software Foundation; either version 2 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 Library General Public -License for more details. - -You should have received a copy of the GNU Library General Public License -along with the GNU MP Library; see the file COPYING.LIB. If not, write to -the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, -MA 02111-1307, USA. */ - -#include <stdio.h> -#include "gmp.h" -#include "gmp-impl.h" -#include "urandom.h" - -void debug_mp (); - -#ifndef SIZE -#define SIZE 16 -#endif - -main (argc, argv) - int argc; - char **argv; -{ - mpz_t x2; - mpz_t x, rem; - mpz_t temp, temp2; - mp_size_t x2_size; - int i; - int reps = 100000; - - if (argc == 2) - reps = atoi (argv[1]); - - mpz_init (x2); - mpz_init (x); - mpz_init (rem); - mpz_init (temp); - mpz_init (temp2); - - for (i = 0; i < reps; i++) - { - x2_size = urandom () % SIZE; - - mpz_random2 (x2, x2_size); - - mpz_sqrtrem (x, rem, x2); - mpz_mul (temp, x, x); - - /* Is square of result > argument? */ - if (mpz_cmp (temp, x2) > 0) - dump_abort (x2, x, rem); - - mpz_add_ui (temp2, x, 1); - mpz_mul (temp2, temp2, temp2); - - /* Is square of (result + 1) <= argument? */ - if (mpz_cmp (temp2, x2) <= 0) - dump_abort (x2, x, rem); - - mpz_add (temp2, temp, rem); - - /* Is the remainder wrong? */ - if (mpz_cmp (x2, temp2) != 0) - dump_abort (x2, x, rem); - } - - exit (0); -} - -dump_abort (x2, x, rem) - mpz_t x2, x, rem; -{ - fprintf (stderr, "ERROR\n"); - fprintf (stderr, "x2 = "); debug_mp (x2, -16); - fprintf (stderr, "x = "); debug_mp (x, -16); - fprintf (stderr, "remainder = "); debug_mp (rem, -16); - abort(); -} - -void -debug_mp (x, base) - mpz_t x; -{ - mpz_out_str (stderr, base, x); fputc ('\n', stderr); -} |