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43 lines
1.2 KiB
C++
43 lines
1.2 KiB
C++
//-----------------------------------------------------------------------------
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// boost-libs variant/test/variant_get_test.cpp source file
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// See http://www.boost.org for updates, documentation, and revision history.
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//-----------------------------------------------------------------------------
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//
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// Copyright (c) 2017-2017 Albert Sverdlov
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//
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// Distributed under the Boost Software License, Version 1.0. (See
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// accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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#include "boost/variant/get.hpp"
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#include "boost/variant/variant.hpp"
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#include "boost/core/lightweight_test.hpp"
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#include <boost/static_assert.hpp>
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#include <string>
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#define UNUSED(v) (void)(v)
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inline void run()
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{
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#ifndef BOOST_NO_CXX11_RVALUE_REFERENCES
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typedef boost::variant<int, std::string> var_t;
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std::string s = "abacaba";
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var_t v = s;
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// must spit an error at compile-time because of 'std::string&'
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std::string new_s = boost::strict_get<std::string&>(std::move(v));
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UNUSED(new_s);
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#else
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BOOST_STATIC_ASSERT_MSG(false, "Dummy compile-time error to pass the test on C++03");
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#endif
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}
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int main()
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{
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run();
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return boost::report_errors();
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}
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