bug#8742: 24.0.50; isearch broken in Info when you hit a note

[Juri Linkov]

Version: 24.3.50

> emacs -Q
> C-h i, choose Elisp manual
> g Intro to Minibuffers
>
> Put put somewhere before the note in paragraph "Use of the
> minibuffer...".
>
> C-s C-w C-w... - keep repeating C-w.
>
> As soon as you get to the note, it gets stuck and won't go past the note
> text.  It just keeps accumulating the token `*note'.  Example search
> string:
>
> use of the minibuffer reads input events, and that alters the values
> of variables such as `this-command' and `last-command'
> (*note*note*note*note*note*note
>
> Each time you hit C-w you get another `*note' added to the search string.  You
> never get the note text added, and you never get past the note to accumulate
> text after it.

This was recently fixed in bug#13402.