(format-annotate-function): Copy multibyte flag

and selective-display into the new temp buffer.

1 files changed, 6 insertions, 1 deletions

diff --git a/lisp/format.el b/lisp/format.el
index ad7a22bba91..715374bb50f 100644
--- a/lisp/format.el
+++ b/lisp/format.el
@@ -221,7 +221,12 @@ For most purposes, consider using `format-encode-region' instead."
         (if modify
             ;; To-function wants to modify region.  Copy to safe place.
             (let ((copy-buf (get-buffer-create (format " *Format Temp %d*"
-                                                       format-count))))
+                                                       format-count)))
+                  (sel-disp selective-display)
+                  (multibyte enable-multibyte-characters))
+              (with-current-buffer copy-buf
+                (setq selective-display sel-disp)
+                (set-buffer-multibyte multibyte))
               (copy-to-buffer copy-buf from to)
               (set-buffer copy-buf)
               (format-insert-annotations write-region-annotations-so-far from)