1/* tadd -- test file for mpc_add.
2
3Copyright (C) 2008, 2010, 2011, 2012 INRIA
4
5This file is part of GNU MPC.
6
7GNU MPC is free software; you can redistribute it and/or modify it under
8the terms of the GNU Lesser General Public License as published by the
9Free Software Foundation; either version 3 of the License, or (at your
10option) any later version.
11
12GNU MPC is distributed in the hope that it will be useful, but WITHOUT ANY
13WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
14FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for
15more details.
16
17You should have received a copy of the GNU Lesser General Public License
18along with this program. If not, see http://www.gnu.org/licenses/ .
19*/
20
21#include <stdlib.h>
22#include "mpc-tests.h"
23
24static void
25check_ternary_value (void)
26{
27  mpc_t x, y, z;
28  mpfr_prec_t prec;
29
30  mpc_init2 (x, 2);
31  mpc_init2 (y, 2);
32  mpc_init2 (z, 2);
33
34  for (prec = 2; prec <= 1000; prec++)
35    {
36      mpc_set_prec (x, prec);
37      mpc_set_prec (y, prec);
38
39      mpc_set_ui (x, 1, MPC_RNDNN);
40      mpc_mul_2ui (x, x, (unsigned long int) prec, MPC_RNDNN);
41      mpc_set_ui (y, 1, MPC_RNDNN);
42
43      if (mpc_add (z, x, y, MPC_RNDNN) == 0)
44        {
45          fprintf (stderr, "Error in mpc_add: 2^(-prec)+1 cannot be exact\n");
46          exit (1);
47        }
48    }
49
50  mpc_clear (x);
51  mpc_clear (y);
52  mpc_clear (z);
53}
54
55int
56main (void)
57{
58  DECL_FUNC (C_CC, f, mpc_add);
59  f.properties = FUNC_PROP_SYMETRIC;
60
61  test_start ();
62
63  check_ternary_value();
64  data_check (f, "add.dat");
65  tgeneric (f, 2, 1024, 7, -1);
66
67  test_end ();
68
69  return 0;
70}
71