1// 2004-09-23 Chris Jefferson <chris@bubblescope.net> 2 3// Copyright (C) 2004, 2005, 2006, 2007, 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// Tuple 21 22#include <tr1/tuple> 23#include <testsuite_hooks.h> 24 25using namespace std::tr1; 26 27int 28main() 29{ 30 bool test __attribute__((unused)) = true; 31 32 int j=1; 33 const int k=2; 34 tuple<int,int &,const int&> a(0,j,k); 35 const tuple<int,int &,const int&> b(1,j,k); 36 VERIFY(get<0>(a)==0 && get<1>(a)==1 && get<2>(a)==2); 37 get<0>(a)=3; 38 get<1>(a)=4; 39 VERIFY(get<0>(a)==3 && get<1>(a)==4); 40 VERIFY(j==4); 41 get<1>(b)=5; 42 VERIFY(get<0>(b)==1 && get<1>(b)==5 && get<2>(b)==2); 43 VERIFY(j==5); 44} 45 46