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; Warn of while/dolist pitfall in gnus-sum.el

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Suggested by Andy Moreton in the following thread:
https://lists.gnu.org/archive/html/emacs-devel/2019-04/msg00294.html
* lisp/gnus/gnus-sum.el (gnus-summary-move-article): Add comment
warning of common while/dolist pitfall. (bug#33653#134)
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Basil L. Contovounesios 2019-04-09 16:32:27 +01:00
parent 90c7e363b7
commit e1a457e635
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lisp/gnus/gnus-sum.el
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@ -10088,6 +10088,7 @@ ACTION can be either `move' (the default), `crosspost' or `copy'."
(or (car select-method)
(gnus-group-decoded-name to-newsgroup))
articles)
;; This `while' is not equivalent to a `dolist' (bug#33653#134).
(while articles
(setq article (pop articles))
;; Set any marks that may have changed in the summary buffer.