1 // Copyright (C) 2003, Fernando Luis Cacciola Carballal. 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 // 15 // THIS TEST SHOULD FAIL TO COMPILE 16 // optional_reference__test_no_converting_assignment()17void optional_reference__test_no_converting_assignment() 18 { 19 boost::optional<int&> opt ; 20 double v = 1 ; 21 double& r = v ; 22 opt = r ; 23 } 24 25 26