// 2001-07-19 Peter Schmid  <schmid@snake.iap.physik.tu-darmstadt.de>

// Copyright (C) 2001, 2002, 2003, 2004 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 2, 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 COPYING.  If not, write to the Free
// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
// USA.

// 25.2.8 [lib.alg.unique] Unique

#include <list>
#include <algorithm>

#if !__GXX_WEAK__ && _MT_ALLOCATOR_H
// Explicitly instantiate for systems with no COMDAT or weak support.
template class __gnu_cxx::__mt_alloc<std::_List_node<int> >;
#endif

int main()
{
  using namespace std;
  list<int> menge;
  unique (menge.begin(), menge.end());
  return 0;
}
