1// 2001-04-06 gdr 2 3// Copyright (C) 2000, 2005, 2009 Free Software Foundation, Inc. 4// 5// This file is part of the GNU ISO C++ Library. This library is free 6// software; you can redistribute it and/or modify it under the 7// terms of the GNU General Public License as published by the 8// Free Software Foundation; either version 3, or (at your option) 9// any later version. 10 11// This library is distributed in the hope that it will be useful, 12// but WITHOUT ANY WARRANTY; without even the implied warranty of 13// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14// GNU General Public License for more details. 15 16// You should have received a copy of the GNU General Public License along 17// with this library; see the file COPYING3. If not see 18// <http://www.gnu.org/licenses/>. 19 20#include <vector> 21#include <algorithm> 22 23// 24// 25.1.8 Make sure std::equal doesn't make any extra assumption 25// about operator== and operator!= 26// 27 28struct X { }; 29 30bool operator==(X, X) { return true; } 31 32// Not implemented on purpose. { dg-do link } 33bool operator!=(X, X); 34 35int main() 36{ 37 std::vector<X> v, w; 38 return !std::equal(v.begin(), v.end(), w.begin()); 39} 40