1 // Copyright Louis Dionne 2013-2017
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 //! [main]
6 #include <boost/hana/version.hpp>
7 
8 
9 #if BOOST_HANA_VERSION < 0x01020003
10     // Hana's version is < 1.2.3
11 #else
12     // Hana's version is >= 1.2.3
13 #endif
14 //! [main]
15 
main()16 int main() { }
17