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// Copyright 2018 Peter Dimov.
//
// 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 <boost/atomic.hpp>
#include <boost/core/lightweight_test.hpp>
struct X
{
int u_;
int v_;
int w_;
X(): u_( 0 ), v_( 0 ), w_( 0 )
{
}
X( int u, int v, int w ): u_( u ), v_( v ), w_( w )
{
}
};
int main()
{
boost::atomic<X> a;
a.store( X( 1, 2, 3 ) );
X x1 = a.exchange( X( 4, 5, 6 ) );
BOOST_TEST_EQ( x1.u_, 1 );
BOOST_TEST_EQ( x1.v_, 2 );
BOOST_TEST_EQ( x1.w_, 3 );
X x2 = a.load();
BOOST_TEST_EQ( x2.u_, 4 );
BOOST_TEST_EQ( x2.v_, 5 );
BOOST_TEST_EQ( x2.w_, 6 );
return boost::report_errors();
}
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