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-rw-r--r--lisp/vc/smerge-mode.el10
1 files changed, 5 insertions, 5 deletions
diff --git a/lisp/vc/smerge-mode.el b/lisp/vc/smerge-mode.el
index f224246f40b..a16c7871ff9 100644
--- a/lisp/vc/smerge-mode.el
+++ b/lisp/vc/smerge-mode.el
@@ -255,10 +255,6 @@ Can be nil if the style is undecided, or else:
- `diff3-E'
- `diff3-A'")
-;; Compiler pacifiers
-(defvar font-lock-mode)
-(defvar font-lock-keywords)
-
;;;;
;;;; Actual code
;;;;
@@ -1243,7 +1239,11 @@ spacing of the \"Lower\" chunk."
(write-region beg1 end1 file1 nil 'nomessage)
(write-region beg2 end2 file2 nil 'nomessage)
(unwind-protect
- (with-current-buffer (get-buffer-create smerge-diff-buffer-name)
+ (save-current-buffer
+ (if-let (buffer (get-buffer smerge-diff-buffer-name))
+ (set-buffer buffer)
+ (set-buffer (get-buffer-create smerge-diff-buffer-name))
+ (setq buffer-read-only t))
(setq default-directory dir)
(let ((inhibit-read-only t))
(erase-buffer)