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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)
5 #include <boost/hana/core/default.hpp>
6 namespace hana
= boost::hana
;
10 struct method_impl
: hana::default_
{ };
13 struct method_impl
<int> { };
15 static_assert(hana::is_default
<method_impl
<void>>{}, "");
16 static_assert(!hana::is_default
<method_impl
<int>>{}, "");