void CheckObjArray()
{
   TObjArray Arr;         //Empty array
   cout << "Before access to an empty array Arr.GetEntriesFast() = " << Arr.GetEntriesFast()
        << endl;
   TObject *ptr = Arr[0]; //Should report "off bounds" error?
   cout << "After access to an empty array Arr.GetEntriesFast() = " << Arr.GetEntriesFast()
        << endl;
}