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-rw-r--r--lisp/progmodes/cmacexp.el1
1 files changed, 1 insertions, 0 deletions
diff --git a/lisp/progmodes/cmacexp.el b/lisp/progmodes/cmacexp.el
index 31ff33f2b8c..7087f9e1cf0 100644
--- 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