40 lines
699 B
C++
40 lines
699 B
C++
// Implicit conversions between compatible reference wrappers
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//
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// Copyright 2020 Peter Dimov
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//
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// Distributed under the Boost Software License, Version 1.0.
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// See 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/ref.hpp>
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#include <boost/core/lightweight_test.hpp>
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struct X
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{
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};
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struct Y: public X
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{
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};
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void f1( boost::reference_wrapper<X> r, Y * p )
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{
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BOOST_TEST_EQ( r.get_pointer(), p );
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}
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void f2( boost::reference_wrapper<int const> r, int * p )
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{
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BOOST_TEST_EQ( r.get_pointer(), p );
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}
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int main()
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{
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Y y;
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f1( boost::ref(y), &y );
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int i = 0;
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f2( boost::ref(i), &i );
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return boost::report_errors();
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}
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