* lisp/minibuffer.el (completion--replace): Be careful that `end' might be

a marker.

2 files changed, 8 insertions, 2 deletions

diff --git a/lisp/ChangeLog b/lisp/ChangeLog
index 936f2b1f8e5..b2bd9900ac3 100644
--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
@@ -1,3 +1,8 @@
+2013-10-04  Jorgen Schaefer  <forcer@forcix.cx>
+
+        * minibuffer.el (completion--replace): Be careful that `end' might be
+        a marker.
+
 2013-10-03  Daiki Ueno  <ueno@gnu.org>
 
         Add support for package signature checking.
diff --git a/lisp/minibuffer.el b/lisp/minibuffer.el
index e588964a65b..0940e90212e 100644
--- a/lisp/minibuffer.el
+++ b/lisp/minibuffer.el
@@ -873,8 +873,9 @@ Moves point to the end of the new text."
       (setq end (- end suffix-len))
       (setq newtext (substring newtext 0 (- suffix-len))))
     (goto-char beg)
-    (insert-and-inherit newtext)
-    (delete-region (point) (+ (point) (- end beg)))
+    (let ((length (- end beg)))         ;Read `end' before we insert the text.
+      (insert-and-inherit newtext)
+      (delete-region (point) (+ (point) length)))
     (forward-char suffix-len)))
 
 (defcustom completion-cycle-threshold nil