// GOOD: 
// g++ -arch i386 -I $HOME/dev/boost_1_53_0/ jojo.cpp

// BAD:
// g++ -arch ppc -I $HOME/dev/boost_1_53_0/ jojo.cpp
// g++ -arch ppc -I $HOME/download/boost-trunk/ jojo.cpp

/* boost-trunk/boost/atomic/detail/gcc-ppc.hpp:1211: error: impossible constraint in 'asm' */
/* boost_1_53_0/boost/atomic/detail/gcc-ppc.hpp:1204: error: impossible constraint in 'asm' */

#include <boost/atomic.hpp>
    
int main( )
{
    boost::atomic<long> messageCount_(0);
    messageCount_.fetch_add(1, boost::memory_order_relaxed);
}