Message-ID:	<3F246120.63C3753C@worldnet.att.net>
From:	Paul Cousoulis <paulcsouls AT worldnet DOT att DOT net>
X-Mailer:	Mozilla 4.78 [en] (Win95; U)
X-Accept-Language:	en
MIME-Version:	1.0
Newsgroups:	comp.os.msdos.djgpp
Subject:	integer overflow
Lines:	9
Date:	Sun, 27 Jul 2003 23:33:21 GMT
NNTP-Posting-Host:	12.81.74.220
X-Complaints-To:	abuse AT worldnet DOT att DOT net
X-Trace:	bgtnsc04-news.ops.worldnet.att.net 1059348801 12.81.74.220 (Sun, 27 Jul 2003 23:33:21 GMT)
NNTP-Posting-Date:	Sun, 27 Jul 2003 23:33:21 GMT
Organization:	AT&T Worldnet
To:	djgpp AT delorie DOT com
DJ-Gateway:	from newsgroup comp.os.msdos.djgpp
Reply-To:	djgpp AT delorie DOT com

Why does this code result in an integer overflow?

unsigned long res;

res = (1<<31)-1;

Thanks
Paul

- Raw text -