Re: [Emacs-diffs] trunk r114533: Revert 114527

[Eli Zaretskii]

> Date: Sat, 05 Oct 2013 23:03:14 +0300
> From: Dmitry Gutov <address@hidden>
> CC: address@hidden, address@hidden
> 
> The presence of the `# coding' line is not particularly important.

You are wrong, the presence of the cookie changes a lot how encoding
and decoding works.  So it is very important.

> Should I file a bug, or..?

Yes, but please include a test case starting with "emacs -Q" and a
file that initially has only ASCII characters, and no 'coding'
cookies.  Also, please keep the ruby mode out of the scenario (unless
then the problem goes away).

Thanks.