Re: using 0 instead of NULL

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Article #74754

#74754

From: Warner Losh
Date: Wed, 06 Mar 1991 20:17

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In article <JYM.91Mar6112521@remarque.berkeley.edu> jym@mica.berkeley.edu (Jym Dyer) writes:
> __ In a system where NULL isn't zero,

NULL is always 0.  Tests of pointers against 0 are always required to
succeed if those pointers are NULL.  The actual bits that are used may
or may not be 0, but NULL is always 0 (perhaps with a cast on it).

Warner
-- 
Warner Losh		imp@Solbourne.COM
We sing about Beauty and we sing about Truth at $10,000 a show.

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References: <27D16AC5.3952@maccs.dcss.mcmaster.ca> <JYM.91Mar6112521@remarque.berkeley.edu>

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From: imp@Solbourne.COM (Warner Losh)
Newsgroups: gnu.misc.discuss
Subject: Re: using 0 instead of NULL
Message-ID: <1991Mar6.201722.17499@Solbourne.COM>
Date: 6 Mar 91 20:17:22 GMT
References: <27D16AC5.3952@maccs.dcss.mcmaster.ca> <JYM.91Mar6112521@remarque.berkeley.edu>
Organization: Solbourne Computer, Inc., Longmont, CO
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