code: @Override
      public void setWasSpillingAtAddition(boolean wasSpillingAtAddition)
      {
          if (TraceComponent.isAnyTracingEnabled() && tc.isEntryEnabled())
              SibTr.entry(this, tc, "setWasSpillingAtAddition", Boolean.valueOf(wasSpillingAtAddition));
  
          _wasSpillingAtAddition = wasSpillingAtAddition;
  
          if (TraceComponent.isAnyTracingEnabled() && tc.isEntryEnabled())
              SibTr.exit(this, tc, "setWasSpillingAtAddition");
      }
docs: we need to correctly track the value of this flag.