1 // Copyright (c) 2016-2021 Antony Polukhin 2 // 3 // Distributed under the Boost Software License, Version 1.0. (See accompanying 4 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) 5 6 #include <boost/pfr/core.hpp> 7 #include <boost/core/lightweight_test.hpp> 8 9 #include <tuple> 10 main()11int main() { 12 (void)boost::pfr::tuple_size<std::pair<int, short>>::value; // Must be a compile time error 13 return boost::report_errors(); 14 } 15 16 17