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From: ron@brl-sem.ARPA (Ron Natalie <ron>)
Newsgroups: net.lang.c
Subject: Re: Casting a postdecrement operand
Message-ID: <266@brl-sem.ARPA>
Date: Sun, 1-Jun-86 03:01:03 EDT
Article-I.D.: brl-sem.266
Posted: Sun Jun  1 03:01:03 1986
Date-Received: Fri, 20-Jun-86 04:07:23 EDT
References: <114@romp.UUCP> <2842@utcsri.UUCP> <1273@ulysses.UUCP>
Organization: Ballistic Research Lab (BRL), APG, MD.
Lines: 16

In article <1273@ulysses.UUCP>, jss@ulysses.UUCP (Jerry Schwarz) writes:
> In article <114@romp.UUCP> lwh@romp.UUCP (lwh) writes:
> >		((struct abc *)cbap)++;
> >to increment cbap by 500. It appears that the ANSI standard doesn't say
> >anything about the legality of this syntax.  
> 
> "++" requires an lvalue. A cast produces a value but not an lvalue,
> so this is not legal in ANSI (or in K&R ) C. 
I find this disgusting but
		( *((struct abc **)&cbap) )++;
would work.

INEWS SUCKS
INEWS SUCKS
INEWS SUCKS
INEWS SUCKS