text: //
  // spinlock_test.cpp
  //
  // Copyright 2008 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/smart_ptr/detail/spinlock.hpp>
  
  // Sanity check only
  
  static boost::detail::spinlock sp = BOOST_DETAIL_SPINLOCK_INIT;
  static boost::detail::spinlock sp2 = BOOST_DETAIL_SPINLOCK_INIT;
  
  int main()
  {
      sp.lock();
      sp2.lock();
      sp.unlock();
      sp2.unlock();
  
      {
          boost::detail::spinlock::scoped_lock lock( sp );
          boost::detail::spinlock::scoped_lock lock2( sp2 );
      }
  
      return 0;
  }
  