1 
2 // Copyright (C) 2009-2012 Lorenzo Caminiti
3 // Distributed under the Boost Software License, Version 1.0
4 // (see accompanying file LICENSE_1_0.txt or a copy at
5 // http://www.boost.org/LICENSE_1_0.txt)
6 // Home at http://www.boost.org/libs/local_function
7 
8 #include <boost/config.hpp>
9 #ifdef BOOST_NO_CXX11_VARIADIC_MACROS
10 #   error "variadic macros required"
11 #else
12 
13 #include "addable.hpp"
14 #include <boost/local_function.hpp>
15 #include <boost/type_traits/remove_reference.hpp>
16 #include <boost/concept_check.hpp>
17 #include <boost/detail/lightweight_test.hpp>
18 #include <algorithm>
19 
main(void)20 int main(void) {
21     //[typeof
22     int sum = 0, factor = 10;
23 
24     void BOOST_LOCAL_FUNCTION(const bind factor, bind& sum, int num) {
25         // Type-of for concept checking.
26         BOOST_CONCEPT_ASSERT((Addable<boost::remove_reference<
27                 BOOST_LOCAL_FUNCTION_TYPEOF(sum)>::type>));
28         // Type-of for declarations.
29         boost::remove_reference<BOOST_LOCAL_FUNCTION_TYPEOF(
30                 factor)>::type mult = factor * num;
31         sum += mult;
32     } BOOST_LOCAL_FUNCTION_NAME(add)
33 
34     add(6);
35     //]
36     BOOST_TEST(sum == 60);
37     return boost::report_errors();
38 }
39 
40 #endif // VARIADIC_MACROS
41 
42