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From: gino@voder.UUCP (Gino Bloch)
Newsgroups: net.lang.c
Subject: Re: <=> and obfuscation
Message-ID: <670@voder.UUCP>
Date: Mon, 11-Feb-85 19:32:38 EST
Article-I.D.: voder.670
Posted: Mon Feb 11 19:32:38 1985
Date-Received: Wed, 13-Feb-85 13:33:01 EST
References: <7699@brl-tgr.ARPA> <1293@bbncca.ARPA> <7853@brl-tgr.ARPA> <805@sjuvax.UUCP> <11927@gatech.UUCP>
Organization: National Semiconductor, Santa Clara
Lines: 10

> > [Aren't you hungry...]

> > 	To exchange two items without an intermediate variable, try:
> > 	b ^= a ^= b ^= a

> However, if a == b when you start out, you end up with a == 0 && b == 0.
Not according to my truth table
-- 
Gene E. Bloch (...!nsc!voder!gino)
The opinions expressed above are accidents.