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// 2002-05-18  Paolo Carlini  <pcarlini@unitus.it>

// Copyright (C) 2002, 2004, 2005, 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/>.

// 23.2.1 deque operators

#include <deque>

#include <testsuite_hooks.h>

// libstdc++/7186

void test02()

{

  bool test __attribute__((unused)) = true;

  std::deque<int> d(2);

  typedef std::deque<int>::iterator iter;

  typedef std::deque<int>::const_iterator constiter;

  iter beg = d.begin();

  iter end = d.end();

  constiter constbeg = d.begin();

  constiter constend = d.end();

  VERIFY( beg - constbeg == 0 );

  VERIFY( constend - end == 0 );

  VERIFY( end - constbeg > 0 );

  VERIFY( constend - beg > 0 );

}

int main()

{

  test02();

  return 0;

}