From: anton@mips.complang.tuwien.ac.at   
      
   cbarron3@ix.netcom.com (Carl Barron) writes:   
   >See bison.info-3.   
   >--quote--   
   [...]   
   >   But if the parser chose to reduce when possible rather than shift,   
   >the result would be to attach the else-clause to the outermost   
   >if-statement, making these two inputs equivalent:   
   >   
   >     if x then if y then win (); else lose;   
   >   
   >     if x then do; if y then win (); end; else lose;   
   >--end quote   
      
   I believe that this is incorrect: If the parser chose to reduce, it   
   would never shift an ELSE, and therefore would report a syntax error   
   when confronted with an IF statement containing an ELSE clause.   
      
   - anton   
   --   
   M. Anton Ertl   
   anton@mips.complang.tuwien.ac.at   
   http://www.complang.tuwien.ac.at/anton/   
      
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