third_party/boost/phoenix/test/scope/lambda_tests21.cpp

/*=============================================================================
    Copyright (c) 2001-2007 Joel de Guzman
    Copyright (c) 2014      John Fletcher
    Copyright (c) 2018      Kohei Takahashi

    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/self.hpp>
#include <boost/phoenix/scope/lambda.hpp>
#include <boost/phoenix/scope/let.hpp>

int main()
{
    using boost::phoenix::lambda;
    using boost::phoenix::let;
    using boost::phoenix::arg_names::_1;
    using boost::phoenix::arg_names::_2;
    using boost::phoenix::local_names::_a;

    int i = 0;
    int j = 2;
    BOOST_TEST(lambda[let(_a = _1)[_a = _2]]()(i, j) == j);
    BOOST_TEST(i == j);

    return boost::report_errors();
}