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From:	wiljo AT cls DOT de (Wiljo Heinen)
Newsgroups:	comp.os.msdos.djgpp
Subject:	Re: Bug hiding when using debugger.
Date:	Thu, 30 Nov 1995 07:46:41 GMT
Organization:	commercial link systems
Lines:	21
References:	<49hcn7$elh AT news DOT manawatu DOT gen DOT nz>
Nntp-Posting-Host:	wopr.cls.de
To:	djgpp AT sun DOT soe DOT clarkson DOT edu
Dj-Gateway:	from newsgroup comp.os.msdos.djgpp

terry AT manawatu DOT gen DOT nz (Terry Rozmus) wrote:

>	I have been spending the last several days chasing an annoying bug
>that only appears when I don't use a debugger (any of them). I would
>be interested in knowing any differences for a program running under a
>debugger, and on it's own. The bug is that some dynamically allocated
>memory gets overwritten with other information whose source I cannot
>exactly track down.
>	_ANY_ ideas on this would be greatly appreciated as I am getting
>rather tired of chasing a seemingly nonexistant bug.

Assuming the program's compile options where the same (i.e. also using
a -g compiled/linked version when not using a debugger) it could be a
timing problem. If you are using interrupt driven routines for
instance my bet would be a race condition. 

Regards

	Wiljo

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