fixed error in simulated effect of prec

CupPlugin/src/de/tum/in/www2/cupplugin/views/CupConflictsView.java

@@ -302,7 +302,16 @@ public class CupConflictsView extends FailableView implements ICupEditorPageVisi
 				}
 				
 				sb.append("precedence ");
-				sb.append(p.getSecond().toString().toLowerCase());
+				
+				if(p.getSecond() == Precedence.Type.NoPrec){
+					// We insert nonassoc in here. This should never matter
+					sb.append(Precedence.Type.NonAssoc.toString().toLowerCase());
+				}
+				
+				else {
+					sb.append(p.getSecond().toString().toLowerCase());
+				}
+				
 				sb.append(" ");
 				sb.append(p.getFirst().name());
 				sb.append(";	// Inserted by Eclipse plugin");
@@ -328,7 +337,8 @@ public class CupConflictsView extends FailableView implements ICupEditorPageVisi
 			// This works because we have guarantee that the graph is a DAG
 			HashSet<terminal> toCheck = new HashSet<>();
 			if(edges.get(over).size() == 0){
-				return true;
+				// if the node has no outgoing node, than nothing has precedence over it
+				return false;
 			}
 			toCheck.addAll(edges.get(over));