Path: utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!uflorida!haven!adm!smoke!gwyn
From: gwyn@smoke.BRL.MIL (Doug Gwyn)
Newsgroups: comp.lang.c
Subject: Re: What happens when realloc() returns NULL?
Message-ID: <10894@smoke.BRL.MIL>
Date: 31 Aug 89 22:40:00 GMT
References: <TOM.89Aug30231415@yang.cpac.washington.edu>
Reply-To: gwyn@brl.arpa (Doug Gwyn)
Organization: Ballistic Research Lab (BRL), APG, MD.
Lines: 6

In article <TOM.89Aug30231415@yang.cpac.washington.edu> tom@yang.cpac.washington.edu (Tom May) writes:
>	p2 = realloc (p1, 200);
>... realloc() returns NULL, is the memory pointed to by p1 still allocated?

Yes, a properly implemented realloc() will not lose the old storage when
it cannot perform the reallocation.