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-rw-r--r--3rdparty/asio/src/tests/properties/cpp03/can_require_concept_static.cpp48
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diff --git a/3rdparty/asio/src/tests/properties/cpp03/can_require_concept_static.cpp b/3rdparty/asio/src/tests/properties/cpp03/can_require_concept_static.cpp
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+++ b/3rdparty/asio/src/tests/properties/cpp03/can_require_concept_static.cpp
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+//
+// cpp03/can_require_concept_static.cpp
+// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+//
+// Copyright (c) 2003-2021 Christopher M. Kohlhoff (chris at kohlhoff dot com)
+//
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+//
+
+#include "asio/require_concept.hpp"
+#include <cassert>
+
+template <int>
+struct prop
+{
+ static const bool is_requirable_concept = true;
+};
+
+template <int>
+struct object
+{
+};
+
+namespace asio {
+
+template<int N, int M>
+struct is_applicable_property<object<N>, prop<M> >
+{
+ static const bool value = true;
+};
+
+namespace traits {
+
+template<int N>
+struct static_require_concept<object<N>, prop<N> >
+{
+ static const bool is_valid = true;
+};
+
+} // namespace traits
+} // namespace asio
+
+int main()
+{
+ assert((asio::can_require_concept<object<1>, prop<1> >::value));
+ assert((asio::can_require_concept<const object<1>, prop<1> >::value));
+}