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-rw-r--r--lisp/files.el9
1 files changed, 9 insertions, 0 deletions
diff --git a/lisp/files.el b/lisp/files.el
index 4b746225f60..a78d798f38b 100644
--- a/lisp/files.el
+++ b/lisp/files.el
@@ -4094,6 +4094,15 @@ non-nil, it is called instead of rereading visited file contents."
(if auto-save-p 'auto-save-coding
(or coding-system-for-read
buffer-file-coding-system-explicit))))
+ (if (and (not enable-multibyte-characters)
+ (not (memq (coding-system-base
+ coding-system-for-read)
+ '(no-conversion raw-text))))
+ ;; As a coding system suitable for multibyte
+ ;; buffer is specified, make the current
+ ;; buffer multibyte.
+ (set-buffer-multibyte t))
+
;; This force after-insert-file-set-coding
;; (called from insert-file-contents) to set
;; buffer-file-coding-system to a proper value.