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bug#26079: 26.0.50; Performance regression in delete-trailing-whitespace


From: npostavs
Subject: bug#26079: 26.0.50; Performance regression in delete-trailing-whitespace
Date: Tue, 14 Mar 2017 22:36:15 -0400
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/25.2 (gnu/linux)

tags 26079 fixed
close 26079 
quit

Michal Nazarewicz <address@hidden> writes:

>
> I wish Emacs’ RE was O(n). :(

Hah yeah, the trouble is it's easy to fix each regexp as they come up,
but it would take a lot of hard work to change the regex engine...

> Yeah, I think reverting my commit is the best course of action.

Done [1: c66aaa6163].

1: 2017-03-14 22:14:30 -0400 c66aaa61639e72a70a4f2c4bc73645048caebe53
  Recomplexify ‘delete-trailing-whitespace’ by treating \n as whitespace again





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