summaryrefslogtreecommitdiff
path: root/tests/tswap.c
blob: 5b2fbae5d8d943931e45330166ff810250f385df (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
/* Test file for mpfr_swap.

Copyright 2000, 2001, 2002, 2003, 2004 Free Software Foundation, Inc.

This file is part of the MPFR Library.

The MPFR 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 2.1 of the License, or (at your
option) any later version.

The MPFR 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 MPFR 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 <stdlib.h>

#include "mpfr-test.h"

int
main (void)
{
  mpfr_t u, v;

  tests_start_mpfr ();

  mpfr_init2 (u, 24);
  mpfr_init2 (v, 53);
  mpfr_set_ui (u, 16777215, GMP_RNDN); /* 2^24 - 1 */
  mpfr_set_str1 (v, "9007199254740991.0"); /* 2^53 - 1 */
  mpfr_swap (u, v);
  mpfr_swap (u, v);
  if (mpfr_cmp_ui (u, 16777215) || mpfr_cmp_str1 (v, "9007199254740991.0"))
    {
      printf ("Error in mpfr_swap\n");
      exit (1);
    }
  mpfr_clear (u);
  mpfr_clear (v);

  tests_end_mpfr ();
  return 0;
}