Xref:	news2.mv.net comp.os.msdos.djgpp:7319
From:	brennan AT mack DOT rt66 DOT com (Brennan "The Reverend Bas" Underwood)
Newsgroups:	comp.os.msdos.djgpp
Subject:	Re: Debugging woes...
Date:	15 Aug 1996 14:22:41 -0600
Organization:	None, eh?
Lines:	21
Message-ID:	<4v00uh$pvk@mack.rt66.com>
References:	<199608122312 DOT JAA05520 AT gbrmpa DOT gov DOT au> <4uqhi6$hn1 AT news DOT rwth-aachen DOT de> <32128C65 DOT 70ED AT cs DOT com>
NNTP-Posting-Host:	mack.rt66.com
To:	djgpp AT delorie DOT com
DJ-Gateway:	from newsgroup comp.os.msdos.djgpp

In article <32128C65 DOT 70ED AT cs DOT com>, John M. Aldrich <fighteer AT cs DOT com> wrote:
>Another way to determine if your program is referencing or otherwise using
>uninitialized memory is to include <crt0.h> and add the following line to
>your global variables:
>
>_crt0_startup_flags = _CRT0_FLAG_FILL_DEADBEAF;
>
>This causes all memory to be initalized with 0xdeadbeaf when it is
>allocated.  If you see any variables with this value (or a fragment of
>it) then you are using uninitialized memory.  It's worked for me any
>number of times.  :)

I tend to use either 0xabbadead or 0xc0edbabe, but maybe that's just me.


--Brennan
-- 
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