From mboxrd@z Thu Jan  1 00:00:00 1970
From: Ankit Jain <ankitjain1580@yahoo.com>
Subject: Re: Fwd: constant in C
Date: Fri, 24 Sep 2004 11:47:13 +0100 (BST)
Sender: linux-c-programming-owner@vger.kernel.org
Message-ID: <20040924104713.95096.qmail@web52901.mail.yahoo.com>
References: <20040924101717.GC9014@luna.mooo.com>
Mime-Version: 1.0
Content-Transfer-Encoding: 7BIT
Return-path: <linux-c-programming-owner@vger.kernel.org>
In-Reply-To: <20040924101717.GC9014@luna.mooo.com>
List-Id: <linux-c-programming.vger.kernel.org>
Content-Type: text/plain; charset="us-ascii"
To: Micha Feigin <michf@post.tau.ac.il>
Cc: linux prg <linux-c-programming@vger.kernel.org>

can the size be greater than 4byte on a 32 bit system?

thanks

ankit
 --- Micha Feigin <michf@post.tau.ac.il> wrote: 
> On Fri, Sep 24, 2004 at 01:03:17PM +0530, Uday Karan
> wrote:
> > Sorry didn't CC to list.
> > 
> > > Therefore you cannot use sizeof(const),  &const
> etc.
> > 
> > sizeof (CONST) can be done and would return the
> size of an integral
> > type that would be able to hold that value, could
> be 4 for ints or 8
> > for long ints, if none of these can take up the
> value (because you're
> 
> Actually the size of long int is 4 and the size of
> short is 2, the size
> of int depends on the platform. With the old 16bit
> platforms (if you
> can still find them ;-) it was 2 and with 32 bit
> machines its 4.
> 
> Int was supposed to be a word, but on 64bit machines
> that is not longer
> stable.
> 
> with 64bits, a pointer is of size 8, but int and
> long can be either 4
> or 8 and sometimes there is long long.
> 
> have look at http://en.wikipedia.org/wiki/64-bit.
> 
> > substitutive constant is insanely large), the
> compiler would usually
> > give out a warning (if truncating) or an error
> straightaway.
> > 
> > - Uday
> > -
> > To unsubscribe from this list: send the line
> "unsubscribe linux-c-programming" in
> > the body of a message to majordomo@vger.kernel.org
> > More majordomo info at 
> http://vger.kernel.org/majordomo-info.html
> >  
> >  +++++++++++++++++++++++++++++++++++++++++++
> >  This Mail Was Scanned By Mail-seCure System
> >  at the Tel-Aviv University CC.
> > 
> -
> To unsubscribe from this list: send the line
> "unsubscribe linux-c-programming" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at 
> http://vger.kernel.org/majordomo-info.html
>  

________________________________________________________________________
Yahoo! Messenger - Communicate instantly..."Ping" 
your friends today! Download Messenger Now 
http://uk.messenger.yahoo.com/download/index.html