GNU bug report logs - #26580
25.1; inappropriate case folding while isearch-forward-regexp

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From: Tino Calancha <tino.calancha <at> gmail.com>
To: Andreas Schwab <schwab <at> linux-m68k.org>
Cc: ynyaaa <at> gmail.com, Juri Linkov <juri <at> linkov.net>, 26580 <at> debbugs.gnu.org, Tino Calancha <tino.calancha <at> gmail.com>
Subject: bug#26580: 25.1; inappropriate case folding while isearch-forward-regexp
Date: Fri, 21 Apr 2017 21:16:27 +0900 (JST)

On Fri, 21 Apr 2017, Andreas Schwab wrote:

> On Apr 21 2017, Tino Calancha <tino.calancha <at> gmail.com> wrote:
>
>> I'm also wondering if \W should do what is doing.  Is it documented
>> somewhere that the slash does not trigger case sensitivity?
>
> \W has nothing to do with case, it's just a non-word character.  Same
> for \cC.
OK, i just picked up \W from you.  Let's changed to \T:
emacs -Q:
C-M-s \T ; matches lower and upper T
C-M-s T ; just matches upper T

I don't see in the manual this effect on an escaped upper letter.

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