123456789101112131415161718192021222324252627282930 |
- // 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/core/lightweight_test.hpp"
- #include "boost/optional/optional.hpp"
- void test_assignment_to_empty()
- {
- // this test used to fail on GCC 8.1.0/8.2.0/9.0.0 with -std=c++98
- boost::optional<int> oa, ob(1);
- BOOST_TEST(!oa);
- BOOST_TEST(ob);
- oa = ob;
- BOOST_TEST(oa);
- }
- int main()
- {
- test_assignment_to_empty();
- return boost::report_errors();
- }
|