* emacs-lisp/re-builder.el (reb-mode-map): Fix logic error in menu item.

2 files changed, 6 insertions, 1 deletions

diff --git a/lisp/ChangeLog b/lisp/ChangeLog
index f0c7bbf41e7..b9f035f1ddc 100644
--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
@@ -1,3 +1,8 @@
+2011-01-22  Chong Yidong  <cyd@stupidchicken.com>
+
+        * emacs-lisp/re-builder.el (reb-mode-map): Fix logic error in
+        "Case sensitive" menu item.
+
 2011-01-21  Roland McGrath  <roland@frob.com>
 
         * comint.el (comint-replace-by-expanded-history-before-point): Fix
diff --git a/lisp/emacs-lisp/re-builder.el b/lisp/emacs-lisp/re-builder.el
index 26646640350..db14b9574e6 100644
--- a/lisp/emacs-lisp/re-builder.el
+++ b/lisp/emacs-lisp/re-builder.el
@@ -247,7 +247,7 @@ 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 . case-fold-search)
+                  :button (:toggle . (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