1 // Copyright (C) 2018, Andrzej Krzemienski. 2 // 3 // Use, modification, and distribution is subject to the Boost Software 4 // License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at 5 // http://www.boost.org/LICENSE_1_0.txt) 6 // 7 // See http://www.boost.org/lib/optional for documentation. 8 // 9 // You are welcome to contact the author at: 10 // [email protected] 11 12 #include "boost/optional.hpp" 13 14 // THIS TEST SHOULD FAIL TO COMPILE 15 test_converitng_assignment_of_different_enums()16void test_converitng_assignment_of_different_enums() 17 { 18 const boost::optional<int> o1(1); 19 const boost::optional<int> o2(2); 20 swap(o1, o2); // no swap on const objects should compile 21 } 22 main()23int main() 24 { 25 test_converitng_assignment_of_different_enums(); 26 } 27