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From: wcs@ho95e.UUCP
Newsgroups: comp.arch
Subject: Re: Aliasing, etc. in C
Message-ID: <1318@ho95e.ATT.COM>
Date: Sat, 7-Feb-87 20:00:07 EST
Article-I.D.: ho95e.1318
Posted: Sat Feb  7 20:00:07 1987
Date-Received: Mon, 9-Feb-87 02:21:55 EST
References: <7803@decwrl.DEC.COM> <5230@mimsy.UUCP> <171@scampi.UUCP>
Reply-To: wcs@ho95e.UUCP (46133-#Bill.Stewart,2G202,x0705,)
Organization: AT&T Bell Labs 46133, Holmdel, NJ
Lines: 17


				[line-eater bait, included because]
				[2.11news wants some extra lines anyway]
In article <5230@mimsy.UUCP>, chris@mimsy.UUCP (Chris Torek) writes:
>> Guy hardly needs defending, but it may sound better coming from two
>> people:
>> 	/* this code is not portable */
>> 	int a,b, *ptr;
>> 	ptr = &a;
>> 	ptr++;
>> 	/* ptr now points to b */

This code works especially well if your optimizing compiler puts b in a
register.  Even the proverbial lament "but it worked on my *VAX*" may
not apply here.
-- 
# Bill Stewart, AT&T Bell Labs 2G-202, Holmdel NJ 1-201-949-0705 ihnp4!ho95c!wcs