| // Copyright (C) 2014, 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 |
| // |
| |
| #if !defined(BOOST_NO_CXX11_EXPLICIT_CONVERSION_OPERATORS) |
| |
| bool test_implicit_conversion_to_bool() |
| { |
| boost::optional<int> opt; |
| return opt; |
| } |
| |
| #else |
| # error "Test skipped: this compiler does not support explicit conversion operators." |
| #endif |
