1/* tpow_fr -- test file for mpc_pow_fr.
2
3Copyright (C) 2009, 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 "mpc-tests.h"
22
23static void
24test_reuse (void)
25{
26  mpc_t z;
27  mpfr_t y;
28  int inex;
29
30  mpfr_init2 (y, 2);
31  mpc_init2 (z, 2);
32  mpc_set_si_si (z, 0, -1, MPC_RNDNN);
33  mpfr_neg (mpc_realref (z), mpc_realref (z), GMP_RNDN);
34  mpc_div_2ui (z, z, 4, MPC_RNDNN);
35  mpfr_set_ui (y, 512, GMP_RNDN);
36  inex = mpc_pow_fr (z, z, y, MPC_RNDNN);
37  if (MPC_INEX_RE(inex) != 0 || MPC_INEX_IM(inex) != 0 ||
38      mpfr_cmp_ui_2exp (mpc_realref(z), 1, -2048) != 0 ||
39      mpfr_cmp_ui (mpc_imagref(z), 0) != 0 || mpfr_signbit (mpc_imagref(z)) == 0)
40    {
41      printf ("Error in test_reuse, wrong ternary value or output\n");
42      printf ("inex=(%d %d)\n", MPC_INEX_RE(inex), MPC_INEX_IM(inex));
43      printf ("z="); mpc_out_str (stdout, 2, 0, z, MPC_RNDNN); printf ("\n");
44      exit (1);
45    }
46  mpfr_clear (y);
47  mpc_clear (z);
48}
49
50int
51main (void)
52{
53  DECL_FUNC (CCF, f, mpc_pow_fr);
54  test_start ();
55
56  test_reuse ();
57  data_check (f, "pow_fr.dat");
58  tgeneric (f, 2, 1024, 7, 10);
59
60  test_end ();
61
62  return 0;
63}
64