Subject: Re: bug#21766: 25.0.50; delete-trailing-whitespace sometimes deletes non-whitespace

From: martin rudalics <[email-masked]>
Date: Tue, 27 Oct 2015 09:25:15 +0100

> Hmm, what's the gain for the added complexity?

Maybe none.  I have no idea how the regexp machine works when looking
for "\\s-$".  If it looks for whitespace followed by a line end and not
for whitespace preceding a line end, the old version will be slow with
indented code.

martin