bug#22519: 25.1.50; Emacs gets stuck while doing incremental search forward

[vincent.belaiche@gmail.com (Vincent Belaïche)]

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Le 01/02/2016 20:06, Eli Zaretskii a écrit :
>> From: vincent.belaiche@gmail.com (Vincent Belaïche)
>> Date: Mon, 01 Feb 2016 10:04:56 +0100
>> Cc: Vincent Belaïche <vincent.belaiche@gmail.com>
>>
>> I was runnning emacs built with Mingw W64 under a debug session. It gets
>> stucks while doing an incremental search. I cannot even make a screen
>> copy of it.
>
> Not sure what can be done with this report.  You give no recipe, and
> the screenshot AFAIU is of the Emacs that run the debug session, not
> of the one that got stuck, is that right?

Yes this is right. I could get a picture of the stuck Emacs (attached)


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it does not get the focus of MSW, I could have the picture only by
iconizing all the other apps, so that the stuck Emacs gets visible. As
you see I was running an `M-x diff-revision' on the stuck Emacs when it
happened.

> So there's no evidence here about what happened to the one that got
> stuck.
>
> When I debug Emacs on Windows, I sometimes have the other Emacs
> session stop responding to keyboard input, and the only way to fix
> that is to kill the debugging session.  Maybe this is what you bumped
> into here.  I don't know what causes this, probably some semaphore or
> other similar system-wide resource that Emacs being debugged holds and
> prevents the other session from working.
>
> Unless you can provide more information about this, I'm afraid I will
> have to close it as not reproducible.
>

Please let me know, and then I can close it.

> Thanks.

   Vincent.