private void addToMap(Type t, Set<Unit> value) {
		// TODO Auto-generated method stub
		if(newExpr_cmplt == null){
			newExpr_cmplt = new HashMap<Type, Set<Unit>>();
		}
		
		if(!newExpr_cmplt.containsKey(t)){
			Set<Unit> set = new HashSet<Unit>();
			newExpr_cmplt.put(t, set);
		}
		newExpr_cmplt.get(t).addAll(value);
		
	}