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/local_function.hpp>
9 #include <boost/detail/lightweight_test.hpp>
10 #include <algorithm>
11
12 template<typename T>
total(const T & x,const T & y,const T & z)13 T total(const T& x, const T& y, const T& z) {
14 T sum = T(), factor = 10;
15
16 T BOOST_LOCAL_FUNCTION_TPL( (const bind factor) (bind& sum) (T num) ) {
17 return sum += factor * num;
18 } BOOST_LOCAL_FUNCTION_NAME_TPL(add)
19
20 add(x);
21 T nums[2]; nums[0] = y; nums[1] = z;
22 std::for_each(nums, nums + 2, add);
23
24 return sum;
25 }
26
main(void)27 int main(void) {
28 BOOST_TEST(total(1, 2, 3) == 60);
29 return boost::report_errors();
30 }
31
32