http://lists.gnu.org/archive/html/emacs-devel/2007-08/msg00385.html
** lekktu@gmail.com, Oct 11: frame-local variables weirdness
+http://lists.gnu.org/archive/html/emacs-devel/2007-10/msg00519.html
I proposed a patch, which fixed this and seemed right, but the patch
caused other problems. They are being investigated now.
+2007-10-17 Glenn Morris <rgm@gnu.org>
+
+ * progmodes/cc-menus.el (cc-imenu-c++-generic-expression): Tweak
+ regexp to avoid stack overflow.
+
2007-10-16 Juanma Barranquero <lekktu@gmail.com>
* bs.el (bs--window-config-coming-from): Revert 2006-11-09 change.