// 2005-09-15  Janis Johnson  <janis187@us.ibm.com>

// Copyright (C) 2005 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.

// { dg-do compile }

// libstdc++/23871

#include <iostream>

class mytest {
public:
  mytest (int);
  unsigned char operator|| (const mytest&) const;
  friend unsigned char operator|| (const int&, const mytest&);
};

inline unsigned char operator|| (const int& lhs, const mytest& rhs)
{
  std::cout << 1 << std::endl;
  return (mytest)lhs || rhs;
}
