Re: bug of display-table & make-glyph-code

[martin rudalics]

> Well, an incompatible change only in a default, and a change for the
> better, IMO. Though changing faces does seem to be a minefield. :(

Some of the mines are due to changing the `font-lock-comment-face'
default for Emacs 22.

> If you wanted to be ultra-cautious, just fix the bug in 22, and change
> to warning in the trunk?

There's no obvious fix.  Using `font-lock-comment-delimiter-face' would
have to be documented as well and I would have to cross two minefields
then ...