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// 2003-05-30  Paolo Carlini  <pcarlini@unitus.it>
 
// Copyright (C) 2003 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.
 
#include <sstream>
#include <testsuite_hooks.h>
 
void test01() 
{
  bool test __attribute__((unused)) = true;
  using namespace std;
  typedef stringbuf::pos_type pos_type;
  typedef stringbuf::off_type off_type;
 
  stringbuf strb_01(ios_base::out);
 
  strb_01.sputn("broken peak", 11);
  pos_type pt_1 = strb_01.pubseekoff(0, ios_base::end, ios_base::out);
 
  // In general, according to 27.7.1.3,14, the below has undefined
  // behaviour since pt_1 + off_type(1) doesn't come from a
  // previous pubseekpos or pubseekoff. However, given v3 implementation,
  // this was useful to expose a bug in pubseekpos checks.
  pos_type pt_2 = strb_01.pubseekpos(pt_1 + off_type(1), ios_base::out);
  VERIFY( pt_2 == pos_type(off_type(-1)) );
}
 
int main()
{
  test01();
  return 0;
}