Add backtab commands.

diff --git a/lisp/completions-highlight.el b/lisp/completions-highlight.el
index e58d6f7a22883355ff049a202bf82a60bcaf0f80..05a26257470f1abd93c333c9ce1fa64ceaadcf68 100644 (file)
--- a/lisp/completions-highlight.el
+++ b/lisp/completions-highlight.el
@@ -179,6 +179,7 @@ suffix."
 
 (defvar completions-highlight-minibuffer-map
   (let ((map (make-sparse-keymap)))
+    (define-key map [backtab] #'minibuffer-previous-completion)
     (set-keymap-parent map minibuffer-local-must-match-map)
     (define-key map [right] #'minibuffer-next-completion)
     (define-key map [left] #'minibuffer-previous-completion)