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Date: Tue, 06 Aug 2013 16:07:00 -0000
From: Eli Zaretskii <eliz@gnu.org>
Subject: Re: How to debug fatal exceptions on Windows?
In-reply-to: <"000001ce92bb$ff059a60$fd10cf20$@muller"@ics-cnrs.unistra.fr>
To: Pierre Muller <pierre.muller@ics-cnrs.unistra.fr>
Cc: gdb@sourceware.org
Reply-to: Eli Zaretskii <eliz@gnu.org>
Message-id: <83vc3ivm4r.fsf@gnu.org>
References: <83y58evno4.fsf@gnu.org> <"000001ce92bb$ff059a60$fd10cf20$@muller"@ics-cnrs.unistra.fr>
X-SW-Source: 2013-08/txt/msg00012.txt.bz2

> From: "Pierre Muller" <pierre.muller@ics-cnrs.unistra.fr>
> Date: Tue, 6 Aug 2013 17:45:36 +0200
> 
>   In fact, an exception is send first to the debugger,
> then to the debuggee, and lastly again to the debugger if not handled by the
> debuggee.
> 
>   But if GDB does not recognize the exception code,
> it dies nothing on the first pass. 
> And the code is then caught by the gnu_exception_handler.
> 
>   
>   Did you try to run gdb on itself and
> place a breakpoint on the location of the FirstChance code?

If I do that, and the breakpoint breaks, how will I be able to see
which code in the application (Emacs) caused the exception?

Or did you mean something else?

Thanks.