1 /* Test Polyhedron::upper_bound_assign().
2 Copyright (C) 2001-2010 Roberto Bagnara <bagnara@cs.unipr.it>
3 Copyright (C) 2010-2016 BUGSENG srl (http://bugseng.com)
4
5 This file is part of the Parma Polyhedra Library (PPL).
6
7 The PPL is free software; you can redistribute it and/or modify it
8 under the terms of the GNU 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.
11
12 The PPL is distributed in the hope that it will be useful, but WITHOUT
13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
15 for more details.
16
17 You should have received a copy of the GNU General Public License
18 along with this program; if not, write to the Free Software Foundation,
19 Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111-1307, USA.
20
21 For the most up-to-date information see the Parma Polyhedra Library
22 site: http://bugseng.com/products/ppl/ . */
23
24 #include "ppl_test.hh"
25
26 namespace {
27
28 bool
test01()29 test01() {
30 Variable i(0);
31 Variable j(1);
32
33 NNC_Polyhedron p1(2);
34 p1.add_constraint(j == 0);
35 p1.add_constraint(i >= 0);
36 p1.add_constraint(j-i == 2);
37
38 NNC_Polyhedron p2(2);
39 p2.add_constraint(j == 0);
40 p2.add_constraint(-i > 0);
41 p2.add_constraint(j-i == 0);
42
43 print_constraints(p1, "*** p1 ***");
44 print_constraints(p2, "*** p2 ***");
45
46 p1.upper_bound_assign(p2);
47
48 bool ok = p1.is_empty();
49
50 print_constraints(p1, "*** p1.upper_bound_assign(p2) ***");
51
52 return ok;
53 }
54
55 } // namespace
56
57 BEGIN_MAIN
58 DO_TEST(test01);
59 END_MAIN
60