diff -r e80e0d3273c5 -r 12cc2bd84b0b tools/PascalParser.hs
--- a/tools/PascalParser.hs	Sat May 12 00:25:49 2012 +0400
+++ b/tools/PascalParser.hs	Sat May 12 22:13:56 2012 +0400
@@ -563,14 +563,16 @@
         return (i ,e)
 
     table = [ 
-          [  Infix (char '*' >> return (InitBinOp "*")) AssocLeft
+          [
+             Prefix (char '-' >> return (InitPrefixOp "-"))
+          ]
+        , [  Infix (char '*' >> return (InitBinOp "*")) AssocLeft
            , Infix (char '/' >> return (InitBinOp "/")) AssocLeft
            , Infix (try (string "div") >> return (InitBinOp "div")) AssocLeft
            , Infix (try (string "mod") >> return (InitBinOp "mod")) AssocLeft
           ]
         , [  Infix (char '+' >> return (InitBinOp "+")) AssocLeft
            , Infix (char '-' >> return (InitBinOp "-")) AssocLeft
-           , Prefix (char '-' >> return (InitPrefixOp "-"))
           ]
         , [  Infix (try (string "<>") >> return (InitBinOp "<>")) AssocNone
            , Infix (try (string "<=") >> return (InitBinOp "<=")) AssocNone