GNU bug report logs - #10580
24.0.92; gdb initialization takes more than one minute at 100% CPU

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From: Dov Grobgeld <dov.grobgeld <at> gmail.com>
To: Glenn Morris <rgm <at> gnu.org>
Cc: 10580 <at> debbugs.gnu.org
Subject: bug#10580: 24.0.92; gdb initialization takes more than one minute at 100% CPU
Date: Mon, 30 Apr 2012 08:33:31 +0300

I finally ran emacs-24 under debugger to figure out where it got
stuck. What I found was that it is stuck in keyboard.c where in
read_key_sequence() the control keeps jumping back to the
replay_sequence label. Does this ring a bell to someone?

Regards,
Dov


On Wed, Jan 25, 2012 at 21:05, Glenn Morris <rgm <at> gnu.org> wrote:
> Dov Grobgeld wrote:
>
>> 2. The following command in gdb-input starts the 40s 100% CPU:
>>
>>   (process-send-string (get-buffer-process gud-comint-buffer)
>>                (concat command "\n")))
>>
>> where command="1-inferior-tty-set /dev/pts/9". Note that the command
>> returns immediately, but some other thread apparently gets very busy.
>
> Thanks for the detective work. I'm afraid I don't know what to do about
> this. It looks like process handling is messed up somehow.
>
> I hope someone else on this list can help you further.

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