bug#13041: 24.2; diacritic-fold-search

[Eli Zaretskii]

> From: "Drew Adams" <drew.adams@oracle.com>
> Date: Wed, 5 Dec 2012 10:00:14 -0800
> Cc: perin@panix.com, 13041@debbugs.gnu.org, perin@acm.org
> 
> We are using compatibility normalization, not canonical normalization.  So a
> search (or a string comparison test) for `f' will match the ligature `ffi'
> (whereas it would not match wrt canonical normalization).
> 
> Someone please correct me if any of this is wrong.

I'm not sure who is wrong ;-), but I think when compatibility
decomposition exists, it should be used; if not, the canonical
decomposition should be used.