bug#21182: 25.0.50; gnus: every other unread message is marked as read on each nnimap group refresh

[Lars Ingebrigtsen]

Nix <nix@esperi.org.uk> writes:

> The first bad commit is
>
> commit 242354a23acf214ad06d4e3e7e5f5580c8b21d4a (HEAD, refs/bisect/bad)
> Author: Trevor Murphy <trevor.m.murphy@gmail.com>
> Date:   Mon Jan 26 07:56:37 2015 +0000
>
>     lisp/gnus/nnimap.el Allow using the Google X-GM-LABELS, if present
>
> and indeed reverting this causes the devastating automatically-mark-
> every-other-item-as-read behaviour to go away. I am *not* using gmail,
> but Beehive, so clearly this is negatively affecting other imap servers,
> when it should obviously have no effect on them.

Huh.  That patch should have no effect on any servers that say nil to
(nnimap-capability "X-GM-EXT-1"), unless I'm reading it wrong.

And nnimap is not behaving on this strange way for me, and I don't use
Gmail, so I don't quite understand this.

-- 
(domestic pets only, the antidote for overdose, milk.)
   bloggy blog: http://lars.ingebrigtsen.no