GNU bug report logs - #43297
27.1; corrupts patch when diff-update-on-the-fly is set to nil

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Package: emacs;

Reported by: Mark H Weaver <mhw <at> netris.org>

Date: Wed, 9 Sep 2020 19:53:01 UTC

Severity: normal

Tags: confirmed

Found in version 27.1

Done: Stefan Kangas <stefankangas <at> gmail.com>

Bug is archived. No further changes may be made.

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From: Lars Ingebrigtsen <larsi <at> gnus.org>
To: Mark H Weaver <mhw <at> netris.org>
Cc: 43297 <at> debbugs.gnu.org
Subject: bug#43297: 27.1; corrupts patch when diff-update-on-the-fly is set to nil
Date: Fri, 16 Oct 2020 08:49:32 +0200

Mark H Weaver <mhw <at> netris.org> writes:

> When I set 'diff-update-on-the-fly' to nil, I find that some patches are
> consistently corrupted when I save them while in diff-mode.  See below
> for an example patch that demonstrates this behavior.

This bug is still present in Emacs 28.

An easier way to reproduce this bug is to just load the example patch
into a buffer and then eval-ing

  (diff-fixup-modifs (point-min) (point-max))

This shouldn't change the contents, but it does.

-- 
(domestic pets only, the antidote for overdose, milk.)
   bloggy blog: http://lars.ingebrigtsen.no
This bug report was last modified 160 days ago.

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