| /*============================================================================= |
| Copyright (c) 2001-2007 Joel de Guzman |
| |
| Distributed under 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) |
| ==============================================================================*/ |
| #include <boost/detail/lightweight_test.hpp> |
| #include <boost/phoenix/core.hpp> |
| #include <boost/phoenix/operator.hpp> |
| |
| namespace phoenix = boost::phoenix; |
| |
| int |
| main() |
| { |
| //using phoenix::if_else; |
| using phoenix::ref; |
| using phoenix::val; |
| using phoenix::arg_names::arg1; |
| { |
| int x = 0; |
| int y = 0; |
| bool c = false; |
| |
| BOOST_TEST(phoenix::if_else(arg1, 1234, 5678)(c) == 5678); |
| BOOST_TEST(phoenix::if_else(arg1, 1234, 'x')(c) == 'x'); |
| |
| int& r = phoenix::if_else(arg1, ref(x), ref(y))(c); // should be an lvalue |
| BOOST_TEST(&y == &r); |
| |
| (phoenix::if_else(arg1, ref(x), ref(y)) = 986754321)(c); |
| BOOST_TEST(y == 986754321); |
| } |
| |
| return boost::report_errors(); |
| } |