bug#14655: 24.3; (looking-at comment-start-skip) in newcomment.el

[Glenn Morris]

Thorsten Jolitz wrote:

> 4. M-: (comment-search-forward 15 t)

>From the commentary of newcomment.el:

;; Prior to calling any `comment-*' function, you should ensure that
;; `comment-normalize-vars' is first called to set up the appropriate
;; variables; except for the `comment-*' commands, which call
;; `comment-normalize-vars' automatically as a subroutine.