From: utzoo!decvax!harpo!npoiv!hou5f!ariel!orion!reha Newsgroups: net.lang.pascal Title: re: THEN ELSE error Article-I.D.: orion.167 Posted: Sat Feb 12 10:08:17 1983 Received: Sun Feb 13 05:26:24 1983 My guess is that the compiler in optimizing the predicate expression and deleting the "else" failed to convert the expression to "true".