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bug#25451: 24.5; Freeze after while-keyword in sh-mode

From: npostavs
Subject: bug#25451: 24.5; Freeze after while-keyword in sh-mode
Date: Sat, 14 Jan 2017 23:03:19 -0500
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/25.1 (gnu/linux)

tags 25451 unreproducible
close 25451

Elias Schwerdtfeger <address@hidden> writes:

> Am 14.01.2017 um 23:37 schrieb Noam Postavsky:
>> I'm sure what this means, and I'm not able to reproduce this.
> That's really strange. I can't reproduce it now.
> A few hours ago I reproduced the bug five times, before I decided to
> file it as the first bug I found in nearly twenty years. Of course I
> killed emacs every time, before I used text-mode.
> It is not as simple as I thought first, and together with its
> reproducibility any chance of analyzing and fixing the bug has gone. I
> suggest closing this issue.

Ok, closing as unreproducible.

>> Can you reproduce it by just copying that text into a sh-mode buffer,
>> or does it only happen while typing?
> The first time I encountered the problem, it happened while I was
> typing. In all of my reproductions it happened after opening or
> recovering the file, when the mark reached the line with 'while'.
> Both is possible without freezing Emacs now, and I don't know why. Today
> is a good day for a RAM check.

Well, the symptoms suggest an infinite loop during fontification.  Do
report back if you can find a way to reproduce it consistently.

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