2 files changed, 8 insertions, 1 deletions

diff --git a/lisp/ChangeLog b/lisp/ChangeLog
index e8d56288944..789d646f6d0 100644
--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
@@ -1,3 +1,8 @@
+2011-01-22  Keitaro Miyazaki  <keitaro.miyazaki@gmail.com>
+
+        * emacs-lisp/re-builder.el (reb-mode-map): Set case-fold-search in
+        the correct buffer (Bug#7650).
+
 2011-01-22  Glenn Morris  <rgm@gnu.org>
 
         * button.el (make-text-button): Doc fix.  (See bug#7881)
diff --git a/lisp/emacs-lisp/re-builder.el b/lisp/emacs-lisp/re-builder.el
index db14b9574e6..fd47c576404 100644
--- a/lisp/emacs-lisp/re-builder.el
+++ b/lisp/emacs-lisp/re-builder.el
@@ -247,7 +247,9 @@ Except for Lisp syntax this is the same as `reb-regexp'.")
                   :help "Quit the RE Builder mode"))
     (define-key menu-map [rt]
       '(menu-item "Case sensitive" reb-toggle-case
-                  :button (:toggle . (null case-fold-search))
+                  :button (:toggle . (with-current-buffer
+                                         reb-target-buffer
+                                       (null case-fold-search)))
                   :help "Toggle case sensitivity of searches for RE Builder target buffer"))
     (define-key menu-map [rb]
       '(menu-item "Change target buffer..." reb-change-target-buffer