Fix previous format-prompt change: The default can be a symbol

* lisp/minibuffer.el (format-prompt): The default can also be a
symbol.

diff --git a/lisp/minibuffer.el b/lisp/minibuffer.el
index 1c9b2689425f5a43763d982a42a71eafcc390a81..5f594679ca353ee3860ff41af8639f69c1e823b0 100644 (file)
--- a/lisp/minibuffer.el
+++ b/lisp/minibuffer.el
@@ -3948,7 +3948,8 @@ is included in the return value."
        prompt
      (apply #'format prompt format-args))
    (and default
-        (length> default 0)
+        (or (not (stringp default))
+            (length> default 0))
         (format minibuffer-default-prompt-format
                 (if (consp default)
                     (car default)