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// Copyright (C) 2018, Andrzej Krzemienski.

//

// Use, modification, and distribution is subject to 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)

//

// See http://www.boost.org/lib/optional for documentation.

//

// You are welcome to contact the author at:

// akrzemi1@gmail.com

#include "boost/optional.hpp"

// THIS TEST SHOULD FAIL TO COMPILE

void test_converting_assignment_of_different_enums()

{

const boost::optional<int> o1(1);

const boost::optional<int> o2(2);

swap(o1, o2); // no swap on const objects should compile

}

int main()

{

test_converting_assignment_of_different_enums();

}