95 lines
1.8 KiB
C++
95 lines
1.8 KiB
C++
// Copyright (C) 2002 Brad King (brad.king@kitware.com)
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// Douglas Gregor (gregod@cs.rpi.edu)
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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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// For more information, see http://www.boost.org
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#include <boost/utility/addressof.hpp>
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#if defined(BOOST_MSVC) && (BOOST_MSVC < 1300)
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#pragma warning(push, 3)
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#endif
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#include <iostream>
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#if defined(BOOST_MSVC) && (BOOST_MSVC < 1300)
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#pragma warning(pop)
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#endif
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#include <boost/detail/lightweight_test.hpp>
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template<class T> void scalar_test( T * = 0 )
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{
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T* px = new T();
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T& x = *px;
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BOOST_TEST( boost::addressof(x) == px );
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const T& cx = *px;
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const T* pcx = boost::addressof(cx);
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BOOST_TEST( pcx == px );
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volatile T& vx = *px;
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volatile T* pvx = boost::addressof(vx);
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BOOST_TEST( pvx == px );
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const volatile T& cvx = *px;
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const volatile T* pcvx = boost::addressof(cvx);
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BOOST_TEST( pcvx == px );
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delete px;
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}
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template<class T> void array_test( T * = 0 )
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{
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T nrg[3] = {1,2,3};
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T (*pnrg)[3] = &nrg;
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BOOST_TEST( boost::addressof(nrg) == pnrg );
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T const cnrg[3] = {1,2,3};
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T const (*pcnrg)[3] = &cnrg;
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BOOST_TEST( boost::addressof(cnrg) == pcnrg );
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}
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struct addressable
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{
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addressable( int = 0 )
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{
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}
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};
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struct useless_type {};
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class nonaddressable {
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public:
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nonaddressable( int = 0 )
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{
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}
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void dummy(); // Silence GCC warning: all member of class are private
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private:
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useless_type operator&() const;
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};
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int main()
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{
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scalar_test<char>();
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scalar_test<int>();
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scalar_test<addressable>();
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scalar_test<nonaddressable>();
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array_test<char>();
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array_test<int>();
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array_test<addressable>();
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array_test<nonaddressable>();
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return boost::report_errors();
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}
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