1 // { dg-options "-std=gnu++0x" }
3 // 2011-01-13 Paolo Carlini <paolo.carlini@oracle.com>
5 // Copyright (C) 2011-2013 Free Software Foundation, Inc.
7 // This file is part of the GNU ISO C++ Library. This library is free
8 // software; you can redistribute it and/or modify it under the
9 // terms of the GNU General Public License as published by the
10 // Free Software Foundation; either version 3, or (at your option)
13 // This library is distributed in the hope that it will be useful,
14 // but WITHOUT ANY WARRANTY; without even the implied warranty of
15 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 // GNU General Public License for more details.
18 // You should have received a copy of the GNU General Public License along
19 // with this library; see the file COPYING3. If not see
20 // <http://www.gnu.org/licenses/>.
22 // 25.2.12 [alg.is_permutation] Is permutation
27 #include <testsuite_iterators.h>
29 using __gnu_test::forward_iterator_wrapper;
32 bool operator==(const X&, const X) { return true; }
35 bool predicate(const Y&, const Y&) { return true; }
38 test1(forward_iterator_wrapper<X>& x1,
39 forward_iterator_wrapper<X>& x2)
41 return std::is_permutation(x1, x1, x2);
45 test2(forward_iterator_wrapper<Y>& y1,
46 forward_iterator_wrapper<Y>& y2)
48 return std::is_permutation(y1, y1, y2, predicate);