// Copyright (c) 2016-2021 Antony Polukhin // // 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 #include #include int main() { (void)boost::pfr::tuple_size>::value; // Must be a compile time error return boost::report_errors(); }