Support list of default values in completing-read-multiple

* lisp/emacs-lisp/crm.el (completing-read-multiple):
Consider head of DEF argument when specified as a list,
as per completing-read-default. (bug#30072)

1 files changed, 2 insertions, 1 deletions

diff --git a/lisp/emacs-lisp/crm.el b/lisp/emacs-lisp/crm.el
index 5aa856f467c..3ec0bd81cf4 100644
--- a/lisp/emacs-lisp/crm.el
+++ b/lisp/emacs-lisp/crm.el
@@ -263,7 +263,8 @@ with empty strings removed."
                (input (read-from-minibuffer
                        prompt initial-input map
                        nil hist def inherit-input-method)))
-          (and def (string-equal input "") (setq input def))
+          (when (and def (string-equal input ""))
+            (setq input (if (consp def) (car def) def)))
           ;; Remove empty strings in the list of read strings.
           (split-string input crm-separator t)))
     (remove-hook 'choose-completion-string-functions