1 /* tadd_si -- test file for mpc_add_si.
3 Copyright (C) 2011, 2012 INRIA
5 This file is part of GNU MPC.
7 GNU MPC is free software; you can redistribute it and/or modify it under
8 the terms of the GNU Lesser General Public License as published by the
9 Free Software Foundation; either version 3 of the License, or (at your
10 option) any later version.
12 GNU MPC is distributed in the hope that it will be useful, but WITHOUT ANY
13 WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
14 FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for
17 You should have received a copy of the GNU Lesser General Public License
18 along with this program. If not, see http://www.gnu.org/licenses/ .
22 #include "mpc-tests.h"
25 check_ternary_value (void)
29 const long int s = -1;
33 for (prec=2; prec <= 1024; prec++) {
34 mpc_set_prec (z, prec);
35 mpc_set_ui (z, 3ul, MPC_RNDNN);
36 if (mpc_add_si (z, z, s, MPC_RNDDU)) {
37 printf ("Error in mpc_add_si: 3+(-1) should be exact\n");
40 else if (mpc_cmp_si (z, 2l) != 0) {
41 printf ("Error in mpc_add_si: 3+(-1) should be 2\n");
45 mpc_mul_2ui (z, z, (unsigned long int) prec, MPC_RNDNN);
46 if (mpc_add_si (z, z, s, MPC_RNDNN) == 0) {
47 printf ("Error in mpc_add_si: 2^(prec+1)-1 cannot be exact\n");
58 DECL_FUNC (CCU, f, mpc_add_ui);
62 check_ternary_value ();
63 tgeneric (f, 2, 1024, 11, -2);