Have you tried: 
use utf8;
or, on the command line,
perl -Mutf8 -e '$c="f6"; $u=pack("U",hex($c)); print $u, "\x{f6}"' | o
+d -tx1

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In reply to Re: utf8 output with 5.8 by Thelonius
in thread utf8 output with 5.8 by axelrose

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