1// Copyright (C) 2005, 2009 Free Software Foundation, Inc.
2//
3// This file is part of the GNU ISO C++ Library.  This library is free
4// software; you can redistribute it and/or modify it under the
5// terms of the GNU General Public License as published by the
6// Free Software Foundation; either version 3, or (at your option)
7// any later version.
8
9// This library is distributed in the hope that it will be useful,
10// but WITHOUT ANY WARRANTY; without even the implied warranty of
11// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12// GNU General Public License for more details.
13
14// You should have received a copy of the GNU General Public License along
15// with this library; see the file COPYING3.  If not see
16// <http://www.gnu.org/licenses/>.
17
18// 25.1.8 [lib.alg.equal]
19
20// { dg-do compile }
21
22#include <algorithm>
23#include <testsuite_iterators.h>
24using __gnu_test::input_iterator_wrapper;
25
26struct Lhs1 { };
27
28struct Rhs1 { };
29
30bool operator==(const Lhs1&, const Rhs1&) {return true;}
31
32struct Lhs2 { };
33
34struct Rhs2 { };
35
36bool
37predicate(const Lhs2&, const Rhs2&) {return true;}
38
39bool
40test1(input_iterator_wrapper<Lhs1>& lhs1,
41      input_iterator_wrapper<Rhs1>& rhs1)
42{ return std::equal(lhs1, lhs1, rhs1); }
43
44bool
45test2(input_iterator_wrapper<Lhs2>& lhs2,
46      input_iterator_wrapper<Rhs2>& rhs2)
47{ return std::equal(lhs2, lhs2, rhs2, predicate); }
48