Re: S-M-{<UP>,<DOWN>} on CLOCK timestamp

[Tim Cross]

"Jorge P. de Morais Neto" <jorge+list@disroot.org> writes:

> Keywords: org-timestamp-down org-timestamp-up
>
> Hi.  Suppose the buffer has the following text:
>
> * Task A
> :LOGBOOK:
> CLOCK: [2021-08-21 sáb 18:00]--[2021-08-21 sáb 18:10] =>  0:10
> :END:
>
> * Task B
> :LOGBOOK:
> CLOCK: [2021-08-21 sáb 18:18]
> :END:
>
> If I invoke M-S-<down> on Task B's clock-in timestamp, with point right
> after the colon that separates HH from MM, then it correctly changes to
> 18:15 (decreases by three minutes), but Task A's clock-out timestamp
> changes to 18:05---decreases by *five* minutes.
>
> In my opinion, in this case the previous clock-out timestamp should not
> change at all, because it was already less than 18:15.  But even if you
> do think it should change, then surely you at least agree that it should
> change by *three* minutes, just like Task A's clock-in timestamp.
>
> This occurs on GNU Emacs 28.0.50 installed with
> ~guix package --with-branch=emacs-next=master -i emacs-next~
> (upgraded last Thursday morning), invoked as ~emacs -Q~.  Note that on
> my Guix-installed Emacs, an ~emacs -Q~ does load the emacs-org Guix
> package (version 9.4.6).  Note also that my Org Mode has been patched
> with Ihor Radchenko's patch to org-clock.el (attached to my previous
> message), but it clearly can't influence this problem.
>
> Regards
>
> Emacs  : GNU Emacs 28.0.50 (build 1, x86_64-pc-linux-gnu, GTK+ Version 
> 3.24.24, cairo version 1.16.0)
> Package: Org mode version 9.4.6 (9.4.6-gab9f2a @
> /gnu/store/yg6kjzigqyfzbkzj99xmwmv3nssvhvnq-emacs-org-9.4.6/share/emacs/site-lisp/org-9.4.6/)


I cannot reproduce this.

When I do the same, I don't see any change in Task A's timestamp at all.
There must be some other setting in play here which I don't have.