void FixedSizeBucketAllocatorBase::debugDump() const
  {
  std::cerr << "Bucket allocator (Size: " << _size << " bytes)," << bucketCount() << "buckets." << std::endl;
  if(!empty())
    {
    xsize i = 0;
    Bucket *b = _first;
    while(b)
      {
      std::cerr << "  Bucket" << i++ << std::endl;
      b->debugDump();
      b = b->next();
      }
    }
  else
    {
    std::cerr << "  Empty." << std::endl;
    }
  }