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From: gwyn@brl-smoke.ARPA (Doug Gwyn )
Newsgroups: comp.lang.c
Subject: Re: NULL, zero, and readable code
Message-ID: <6107@brl-smoke.ARPA>
Date: Sun, 12-Jul-87 16:21:03 EDT
Article-I.D.: brl-smok.6107
Posted: Sun Jul 12 16:21:03 1987
Date-Received: Mon, 13-Jul-87 04:50:10 EDT
References: <8170@brl-adm.ARPA> <44200004@uicsrd>
Reply-To: gwyn@brl.arpa (Doug Gwyn (VLD/VMB) )
Organization: Ballistic Research Lab (BRL), APG, MD.
Lines: 6

In article <44200004@uicsrd> schouten@uicsrd.cs.uiuc.edu writes:
>I have worked on systems where NULL was != 0, because 0 was a valid address.

I thought we were discussing C.  No C data object is permitted to have
an address such that a pointer to it is indistinguishable from 0 cast
to the appropriate pointer type.