Variable: which-func-maxout
which-func-maxout is a customizable variable defined in
which-func.el.gz.
Value
500000
Documentation
Don't automatically compute the Imenu menu if buffer is this big or bigger.
Zero means compute the Imenu menu regardless of size.
Source Code
;; Defined in /usr/src/emacs/lisp/progmodes/which-func.el.gz
(defcustom which-func-maxout 500000
"Don't automatically compute the Imenu menu if buffer is this big or bigger.
Zero means compute the Imenu menu regardless of size."
:type 'integer)