return exitWeight;
return exitWeight == 0f ? 0.01f : exitWeight;
  private float computeLoopExitWeight(OPT_LSTNode n) {    float exitWeight = 0f;    for (Iterator i = n.loopExits.iterator(); i.hasNext();) {      OPT_LSTNode.Edge exit = (OPT_LSTNode.Edge)i.next();      exitWeight += (exit.source.getExecutionFrequency() * exit.probability);    }    return exitWeight;  }