(rmail-reply-regexp): Undo previous change.

1 files changed, 4 insertions, 4 deletions

diff --git a/lisp/mail/rmail.el b/lisp/mail/rmail.el
index 935e7d1b92c..5c06a1fe1ad 100644
--- a/lisp/mail/rmail.el
+++ b/lisp/mail/rmail.el
@@ -453,10 +453,10 @@ examples:
   "String to prepend to Subject line when replying to a message.")
 
 ;; Some mailers use "Re(2):" or "Re^2:" or "Re: Re:" or "Re[2]:".
-;; This pattern should catch all the common variants.  The pattern
-;; also ignores mailing list identifiers sometimes added in square
-;; brackets at the beginning of subject lines.
-(defvar rmail-reply-regexp "\\`\\(\\[.+?\\] \\)?\\(Re\\(([0-9]+)\\|\\[[0-9]+\\]\\|\\^[0-9]+\\)?: *\\)*"
+;; This pattern should catch all the common variants.
+;; rms: I deleted the change to delete tags in square brackets
+;; because they mess up RT tags.
+(defvar rmail-reply-regexp "\\`\\(Re\\(([0-9]+)\\|\\[[0-9]+\\]\\|\\^[0-9]+\\)?: *\\)*"
   "Regexp to delete from Subject line before inserting `rmail-reply-prefix'.")
 
 (defcustom rmail-display-summary nil