// Copyright 2004-2008 Roman Yakovenko.
// Distributed under the Boost Software License, Version 1.0. (See
// accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)

#ifndef __optional_bug_to_be_exported_hpp__
#define __optional_bug_to_be_exported_hpp__

namespace optional_bug{ 

struct data{
    data(){}
    data( int a, int b, int c=0, int d=0  ){}
};

}

#endif//__optional_bug_to_be_exported_hpp__
