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1 | // Copyright Louis Dionne 2013-2016 |
2 | // Distributed under the Boost Software License, Version 1.0. | |
3 | // (See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt) | |
4 | ||
5 | #include <boost/hana/functional/always.hpp> | |
6 | ||
7 | #include <support/tracked.hpp> | |
8 | ||
9 | #include <utility> | |
10 | namespace hana = boost::hana; | |
11 | ||
12 | ||
13 | template <typename T> | |
14 | decltype(auto) call_always(T&& x) { | |
15 | return hana::always(std::forward<T>(x))(); | |
16 | } | |
17 | ||
18 | int main() { | |
19 | auto copy = call_always(Tracked{1}); | |
20 | (void)copy; | |
21 | } |