All that's required is to add minibuffer-visible-completions-map on
top of the completing-read-multiple map; this is the same thing that
minibuffer-visible-completions does in completing-read-default.
* lisp/emacs-lisp/crm.el (completing-read-multiple): Add
minibuffer-visible-completions-map (bug#69189)
(let* ((map (if require-match
crm-local-must-match-map
crm-local-completion-map))
+ (map (if minibuffer-visible-completions
+ (make-composed-keymap
+ (list minibuffer-visible-completions-map
+ map))
+ map))
input)
(minibuffer-with-setup-hook
(lambda ()