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// 1999-10-11 bkoz
 
// Copyright (C) 1999, 2000, 2001, 2002, 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.
 
// As a special exception, you may use this file as part of a free software
// library without restriction.  Specifically, if other files instantiate
// templates or use macros or inline functions from this file, or you compile
// this file and link it with other files to produce an executable, this
// file does not by itself cause the resulting executable to be covered by
// the GNU General Public License.  This exception does not however
// invalidate any other reasons why the executable file might be covered by
// the GNU General Public License.
 
// 27.5.2 template class basic_streambuf
 
#include <streambuf>
#include <ostream>
#include <testsuite_hooks.h>
 
// libstdc++/3599
class testbuf : public std::streambuf
{
public:
  typedef std::streambuf::traits_type traits_type;
 
  testbuf() : std::streambuf() { }
 
protected:
  int_type 
  overflow(int_type c __attribute__((unused)) = traits_type::eof()) 
  { return traits_type::not_eof(0); }
};
 
void
test07()
{
  bool test __attribute__((unused)) = true;
  testbuf ob;
  std::ostream out(&ob); 
 
  out << "gasp";
  VERIFY( out.good() );
 
  out << std::endl;
  VERIFY( out.good() );
}
 
int main() 
{
  test07();
  return 0;
}