projects / ceph.git / blame
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|---|---|---|
| 7c673cae FG |
1 | // Copyright (C) 2015 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 | // akrzemi1@gmail.com | |
| 11 | ||
| 12 | #define BOOST_OPTIONAL_CONFIG_NO_RVALUE_REFERENCES | |
| 13 | #include "boost/optional/optional.hpp" | |
| 14 | ||
| 20effc67 | 15 | #ifdef BOOST_BORLANDC |
| 7c673cae FG |
16 | #pragma hdrstop |
| 17 | #endif | |
| 18 | ||
| 19 | #include "boost/core/lightweight_test.hpp" | |
| 20 | ||
| 21 | ||
| 22 | struct Wrapper | |
| 23 | { | |
| 24 | operator int () { return 9; } | |
| 25 | operator boost::optional<int> () { return 7; } | |
| 26 | }; | |
| 27 | ||
| 28 | void test() | |
| 29 | { | |
| 30 | #if (!defined BOOST_NO_CXX11_RVALUE_REFERENCES) | |
| 31 | boost::optional<int> v = Wrapper(); | |
| 32 | BOOST_TEST(v); | |
| 33 | BOOST_TEST_EQ(*v, 7); | |
| 34 | #endif | |
| 35 | } | |
| 36 | ||
| 37 | int main() | |
| 38 | { | |
| 39 | test(); | |
| 40 | return boost::report_errors(); | |
| 41 | } |