46 lines
787 B
C++
46 lines
787 B
C++
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// Copyright 2018 Peter Dimov.
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//
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// Distributed under the Boost Software License, Version 1.0.
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//
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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/atomic.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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int u_;
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int v_;
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int w_;
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X(): u_( 0 ), v_( 0 ), w_( 0 )
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{
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}
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X( int u, int v, int w ): u_( u ), v_( v ), w_( w )
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{
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}
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};
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int main()
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{
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boost::atomic<X> a;
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a.store( X( 1, 2, 3 ) );
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X x1 = a.exchange( X( 4, 5, 6 ) );
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BOOST_TEST_EQ( x1.u_, 1 );
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BOOST_TEST_EQ( x1.v_, 2 );
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BOOST_TEST_EQ( x1.w_, 3 );
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X x2 = a.load();
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BOOST_TEST_EQ( x2.u_, 4 );
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BOOST_TEST_EQ( x2.v_, 5 );
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BOOST_TEST_EQ( x2.w_, 6 );
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return boost::report_errors();
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}
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