From: christianschneider@fastmail.fm   
      
   My results were probably caused by a bug of the parser generator   
   rather then in a wrong grammar. Instead of assigning to '$$' I tried   
   using a custom stack for building the expressions and then the result   
   tree was correct.   
      
   > [The usual problem is that you're not allocating space properly for   
   > the tree nodes you create.  And please spell it "grammar". -John]   
      
   Thanks for the hint.   
      
   Christian   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)