HashMap<Label, LinkedList<LocalVariableNode>> localStarts = new HashMap<Label, LinkedList<LocalVariableNode>>();
HashMap<Label, LinkedList<LocalVariableNode>> localEnds = new HashMap<Label, LinkedList<LocalVariableNode>>();
Iterator iterator = localvariables.iterator();
while (iterator.hasNext()) {
LocalVariableNode local = (LocalVariableNode)iterator.next();
Label label = local.start.getLabel();
LinkedList<LocalVariableNode> locals = localStarts.get(label);
if (locals == null) {
locals = new LinkedList<LocalVariableNode>();
localStarts.put(label, locals);