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2 // cpp03/require_concept_static.cpp
3 // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
5 // Copyright (c) 2003-2020 Christopher M. Kohlhoff (chris at kohlhoff dot com)
7 // Distributed under the Boost Software License, Version 1.0. (See accompanying
8 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
11 #include <boost/asio/require_concept.hpp>
17 static const bool is_requirable_concept
= true;
28 template<int N
, int M
>
29 struct is_applicable_property
<object
<N
>, prop
<M
> >
31 static const bool value
= true;
37 struct static_require_concept
<object
<N
>, prop
<N
> >
39 static const bool is_valid
= true;
49 const object
<1>& o2
= boost::asio::require_concept(o1
, prop
<1>());
53 const object
<1> o3
= {};
54 const object
<1>& o4
= boost::asio::require_concept(o3
, prop
<1>());