(c-macro-expand): Add autoload cookie.

diff --git a/lisp/progmodes/cmacexp.el b/lisp/progmodes/cmacexp.el
index 31ff33f2b8c3cbd0dd01f10f7f6598c12a8b544e..7087f9e1cf08f2cd63d164397f56def5fae6182a 100644 (file)
--- a/lisp/progmodes/cmacexp.el
+++ b/lisp/progmodes/cmacexp.el
@@ -127,6 +127,7 @@ option, or to set an equivalent one."
 
 (defconst c-macro-buffer-name "*Macroexpansion*")
 
+;;;###autoload
 (defun c-macro-expand (start end subst)
   "Expand C macros in the region, using the C preprocessor.
 Normally display output in temp buffer, but