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-rw-r--r--lisp/vc/smerge-mode.el3
1 files changed, 3 insertions, 0 deletions
diff --git a/lisp/vc/smerge-mode.el b/lisp/vc/smerge-mode.el
index 870246103a..d2881b40ad 100644
--- a/lisp/vc/smerge-mode.el
+++ b/lisp/vc/smerge-mode.el
@@ -1266,6 +1266,9 @@ with a \\[universal-argument] prefix, makes up a 3-way conflict."
;;;###autoload
(define-minor-mode smerge-mode
"Minor mode to simplify editing output from the diff3 program.
+With a prefix argument ARG, enable the mode if ARG is positive,
+and disable it otherwise. If called from Lisp, enable the mode
+if ARG is omitted or nil.
\\{smerge-mode-map}"
:group 'smerge :lighter " SMerge"
(when (and (boundp 'font-lock-mode) font-lock-mode)