1// { dg-do compile } 2 3// Copyright (C) 2008, 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 21#include <string> 22#include <algorithm> 23 24template<class T> 25 class W 26 { 27 public: 28 T data; 29 }; 30 31template<class T> 32 void 33 swap(W<T>& x, W<T>& y) 34 { 35 using std::swap; 36 swap(x.data, y.data); 37 } 38 39// DR 809. std::swap should be overloaded for array types. 40void test01() 41{ 42 W<std::string[8]> w1, w2; // Two objects of a Swappable type. 43 44 using std::swap; 45 swap(w1, w2); 46} 47