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// 2004-09-30  Paolo Carlini  <pcarlini@suse.de>

// Copyright (C) 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, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,

// USA.

// 27.7.1.3 Overridden virtual functions

#include <sstream>

#include <testsuite_hooks.h>

// libstdc++/10975

void test01()

{

  bool test __attribute__((unused)) = true;

  using namespace std;

  typedef wstreambuf::pos_type pos_type;

  typedef wstreambuf::off_type off_type;

  const pos_type good = pos_type(off_type(0));

  const pos_type bad = pos_type(off_type(-1));

  pos_type p;

  wstringbuf sbuf;

  p = sbuf.pubseekoff(0, ios_base::cur, ios_base::in);

  VERIFY( p == good );

  p = sbuf.pubseekoff(0, ios_base::beg, ios_base::out);

  VERIFY( p == good );

  p = sbuf.pubseekoff(0, ios_base::end);

  VERIFY( p == good );

  p = sbuf.pubseekoff(0, ios_base::cur);

  VERIFY( p == bad );

}

int main()

{

  test01();

  return 0;

}