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// { dg-options "-std=gnu++0x" }

// Copyright (C) 2007, 2009 Free Software Foundation, Inc.

//

// This file is part of the GNU ISO C++ Library.  This library is free

// software; you can redistribute it and/or modify it under the

// terms of the GNU General Public License as published by the

// Free Software Foundation; either version 3, or (at your option)

// any later version.

// This library is distributed in the hope that it will be useful,

// but WITHOUT ANY WARRANTY; without even the implied warranty of

// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

// GNU General Public License for more details.

// You should have received a copy of the GNU General Public License along

// with this library; see the file COPYING3.  If not see

// <http://www.gnu.org/licenses/>.

// NOTE: This makes use of the fact that we know how moveable

// is implemented on tuple.  If the implementation changed

// this test may begin to fail.

#include <tuple>

#include <utility>

#include <testsuite_hooks.h>

int main()

{

  bool test __attribute__((unused)) = true;

  std::tuple<int, double> a(1, 2.0), b;

  b = std::move(a);

  VERIFY( std::get<0>(b) == 1 && std::get<1>(b) == 2.0 );

  VERIFY( std::get<0>(a) == 1 && std::get<1>(a) == 2.0 );

  std::tuple<int, double> c(std::move(b));

  VERIFY( std::get<0>(c) == 1 && std::get<1>(c) == 2.0 );

  VERIFY( std::get<0>(b) == 1 && std::get<1>(b) == 2.0 );

  return 0;

}