gisle/unicode-string — pull request #1 by ubermichael (2012-09-19 20:55:28+00:00)
Title: Unicode::CharName was throwing a warning.

defined(%hash) has been depreciated since at least Perl 5.8.8 (and
possibly longer), and throws a warning. So don't do that anymore.

The warning was

defined(%hash) is deprecated at
/usr/local/lib/perl5/site_perl/5.16.1/darwin-2level/Unicode/CharName.pm
line 80.
(Maybe you should just omit the defined()?)