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Re: How to debug seg fault. [message #48075 is a reply to message #48067]

Mon, 20 March 2006 12:13

David Fanning
Messages: 11724
Registered: August 2001

Senior Member

Jonathan Joseph writes:

> I'm running IDL 6.0 on a sun workstation under solaris 8.
>
> I have a pretty elaborite GUI program, that with the same set of
> actions, I can reproducibly cause IDL to terminate with a segmentation
> fault.
>
> I'm trying to debug this problem, but it's almost impossible because if
> I add a print statement to the code, I no longer get the crash.
> Likewise, if I step through in IDLDE, I don't get the crash.
>
> This seems like a classic memory access problem, but I can't figure out
> how to pinpoint the problem - which may be having other unseen
> ramifications.

I've seen this problem before! I just can't remember
anything about it. :-(

Is it possible it has to do with temporary variables?

I'm laying brick today. This will give me something to
think about other than how much my back hurts. :-)

Cheers,

David

--
David Fanning, Ph.D.
Fanning Software Consulting, Inc.
Coyote's Guide to IDL Programming: http://www.dfanning.com/

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[Message index]

		Re: How to debug seg fault. By: Jonathan Joseph on Tue, 21 March 2006 08:44
		Re: How to debug seg fault. By: Paolo Grigis on Tue, 21 March 2006 00:52
		Re: How to debug seg fault. By: David Fanning on Mon, 20 March 2006 12:13

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