Add TODO to replace cl with cl-lib.

diff --git a/lisp/mh-e/mh-acros.el b/lisp/mh-e/mh-acros.el
index 7abd16bd83211f52fec16db14c50e67c89607ceb..21526c80d0a4777c9649a1f5da5fffd378604ece 100644 (file)
--- a/lisp/mh-e/mh-acros.el
+++ b/lisp/mh-e/mh-acros.el
@@ -46,6 +46,10 @@
 
 ;;; Compatibility
 
+;; TODO: Replace `cl' with `cl-lib'.
+;; `cl' is deprecated in Emacs 24.3. Use `cl-lib' instead. However,
+;; we'll likely have to insert `cl-' before each use of a Common Lisp
+;; function.
 ;;;###mh-autoload
 (defmacro mh-require-cl ()
   "Macro to load \"cl\" if needed.