* simple.el (undo-ask-before-discard): Set to nil.

lisp/ChangeLog

 2006-07-11  Chong Yidong  <cyd@stupidchicken.com>
+	* simple.el (undo-ask-before-discard): Set to nil.
+
 	* vc.el (vc-exec-after): Don't delete process manually.
 	(vc-print-log): Run log-view-mode in process sentinel inside
 	inhibit-read-only.  Don't shrink window due to timing issues.

lisp/simple.el

@@ -1669,7 +1669,7 @@ is not *inside* the region START...END."
 	     '(0 . 0)))
     '(0 . 0)))
 
-(defcustom undo-ask-before-discard t
+(defcustom undo-ask-before-discard nil
   "If non-nil ask about discarding undo info for the current command.
 Normally, Emacs discards the undo info for the current command if
 it exceeds `undo-outer-limit'.  But if you set this option