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Mail Archives: djgpp/1999/01/23/05:58:43

From: "Matthew Conte" <spam AT someone DOT else>
Newsgroups: comp.os.msdos.djgpp
References: <sr8q2.622$Y_1 DOT 7007 AT typhoon DOT nycap DOT rr DOT com>
Subject: I found the problem (was: Re: Problems with keyboard ISR?)
Lines: 17
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Message-ID: <lRgq2.639$Y_1.7573@typhoon.nycap.rr.com>
Date: Sat, 23 Jan 1999 09:43:45 GMT
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To: djgpp AT delorie DOT com
DJ-Gateway: from newsgroup comp.os.msdos.djgpp
Reply-To: djgpp AT delorie DOT com

I wrote previously...
>Hello, I have a number of ISRs running in my application - sound, mouse,
>keyboard and timer.  I am having a terrible problem upon exit of my
>application, unfortunately- I will either get a crash traceback, (under
>Windows98) a little "Application has executed an illegal instruction"
pop-up
>dialog box, or my computer will spontaneously reboot.

I found the crash bug - apparently I was overwriting the bounds of an
allocated bitmap - this was next to impossible to find.  Interestingly, it
was only overwritten by a couple of bytes, but this was enough to reboot my
computer dozens of times.  =)

Later,
Matt.


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