$ perl -d -e0

Loading DB routines from perl5db.pl version 1.28
Editor support available.

Enter h or `h h' for help, or `man perldebug' for more help.

main::(-e:1):   0
                                                                                               DB<1> open(TESTOUT, ">&STDOUT") or die "Can't dup STDOUT:  $!";

                                                                                               DB<2> $fh = \*TESTOUT;

                                                                                               DB<3> print $fh "\x{2639}";
Wide character in print at (eval 23)[/usr/lib/perl5/5.8.8/perl5db.pl:628] line 2.
 at (eval 23)[/usr/lib/perl5/5.8.8/perl5db.pl:628] line 2
        eval '($@, $!, $^E, $,, $/, $\\, $^W) = @saved;package main; $^D = $^D | $DB::db_stop;
print $fh "\\x{2639}";;

;' called at /usr/lib/perl5/5.8.8/perl5db.pl line 628
        DB::eval called at /usr/lib/perl5/5.8.8/perl5db.pl line 3412
        DB::DB called at -e line 1

                                                                                               DB<4> &#9785;