Path: utzoo!attcan!uunet!lll-winken!ames!haven!mimsy!tank!shamash!nic.MR.NET!thor!mackenzi
From: mackenzi@thor.stolaf.edu (David MacKenzie)
Newsgroups: comp.lang.c
Subject: Re: preventing sign extension
Keywords: bitmask sign extension
Message-ID: <908@thor.stolaf.edu>
Date: 11 Jan 89 05:20:34 GMT
References: <905@thor.stolaf.edu>
Reply-To: edf@rocky2.rockefeller.edu
Distribution: na
Organization: Environmental Defense Fund
Lines: 9

Chris Torek has pointed out that the listing in DDJ is probably
missing a tilde, and thus that
>#define INTMASK	(long) ((unsigned) (0))
should be
>#define INTMASK	(long) ((unsigned) (~0))
and that seems right to me.  Thanks, Chris.

David MacKenzie
edf@rocky2.rockefeller.edu