$ file -i utf8.pl
utf8.pl: text/x-perl; charset=utf-8

$ perl utf8.pl
utf8 "\xE2" does not map to Unicode at utf8.pl line 11, <DATA> chunk 1.
utf8 "\xAC" does not map to Unicode at utf8.pl line 11, <DATA> chunk 2.
utf8 "\x82" does not map to Unicode at utf8.pl line 11, <DATA> chunk 3.
utf8 "\xE2" does not map to Unicode at utf8.pl line 11, <DATA> chunk 4.
utf8 "\xAC" does not map to Unicode at utf8.pl line 11, <DATA> chunk 5.
$VAR1 = [
          "\x{2080}",
          "\x{c880}\x{2000}",
          "\x{ac}\x{c000}",
          "\x{2080}",
          "\x{c280}
"
        ];

$ perl -v

This is perl, v5.10.1 (*) built for i686-linux-thread-multi