1 // Copyright 2019 Peter Dimov 2 3 // Use, modification and distribution is subject to the Boost Software License, Version 1.0. 4 // See accompanying file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt 5 6 #include <boost/function.hpp> 7 #include <boost/core/lightweight_test.hpp> 8 f(int x)9static int f( int x ) 10 { 11 return x + 1; 12 } 13 main()14int main() 15 { 16 boost::function<int(int)> fn( f ); 17 18 BOOST_TEST_EQ( fn( 5 ), 6 ); 19 20 return boost::report_errors(); 21 } 22