$ perl -MEncode -MData::Dumper -e \
      'my $ref = Encode::decode_utf8({ foo => 1}); print Dumper($ref);'
  $VAR1 = {
            'foo' => 1
          };

##</code><code>##

  $ perl -MEncode -MData::Dumper -e \
      'my $ref = Encode::decode_utf8({ foo => 1}); print Dumper($ref);'
  $VAR1 = 'HASH(0x9932180)';