--- a/Parser.st	Tue Jan 17 11:18:19 2017 +0000
+++ b/Parser.st	Wed Jan 18 10:03:15 2017 +0000
@@ -4451,6 +4451,8 @@
     ].
 
     aNode isSuper ifTrue:[
+        classToCompileFor isNil ifTrue:[^ nil].
+        
         "if its a super- or here-send, we can do more checking"
         aNode isHere ifFalse:[
             ^ classToCompileFor superclass ? UndefinedObject.