bug#1848: 23.0.60; isearch-forward fails to find colon characters in Info buffers

[Juri Linkov]

> 1. Invoke Emacs CVS top of trunk on Debian Linux "testing" built as of
> today (2009-01-10). Pass the -q option.
> 2. Type C-h i to view the Info buffer
> 3. Type d to get to the top node. Insure that there is an "Emacs"
> node listed.
> 4. Type C-s which should be bound to isearch-forward
> 5. Type e
> 6. Type m
> 7. Type a
> 8. Type c
> 9. Type s
> 10. Type :
> 11. It fails to find the colon character.
> 12. Rerun the above steps again on Emacs 22-2 and it works as
> expected.
> 13. Back in Emacs 23, copy and paste all of the Info buffer into some
> other new scrap buffer, go to the top of the buffer and repeat steps 1
> through 10 and it finds the colon.
>
> Can someone double-check that this isn't a symptom of a more serious
> change of behavior in isearch or elsewhere in Emacs 23?

That's correct, in Emacs 23 C-s doesn't find invisible characters
in Info.  This is an intentional change, not a bug.  Please see
http://thread.gmane.org/gmane.emacs.devel/95142

-- 
Juri Linkov
http://www.jurta.org/emacs/