GNU bug report logs - #13369
24.1; compile message parsing slow because of omake hack

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Message #8 received at 13369 <at> debbugs.gnu.org (full text, mbox):

From: Glenn Morris <rgm <at> gnu.org>
To: Mattias Engdegård <mattiase <at> bredband.net>
Cc: 13369 <at> debbugs.gnu.org
Subject: Re: bug#13369: 24.1;
	compile message parsing slow because of omake hack
Date: Sun, 06 Jan 2013 20:24:36 -0500

Mattias Engdegård wrote:

> Parsing compilation messages in compilation-mode can be very slow for
> large buffers (thousands of error lines); it can take many
> seconds. Experiments show that it is the presence of omake in
> compilation-error-regexp-alist that causes most of the trouble; removing
> it mostly cures the problem.
[...]
> one doesn't make sense - shouldn't the ^ (following the \|) be escaped?

Yes, I think so.

Does making that change remove the slowdown that you see?

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