$VAR1 = {
          'a' => undef,
          'b' => {
                   'feature_bareword_filehandles' => 1,
                   'feature_indirect' => 1,
                   'feature_multidimensional' => 1,
                   'feature_say' => 1,
                   'feature_state' => 1,
                   'feature_switch' => 1
                 },
          'c' => undef,
          'd' => {
                   'feature_bareword_filehandles' => 1,
                   'feature_indirect' => 1,
                   'feature_multidimensional' => 1,
                   'feature_say' => 1,
                   'feature_state' => 1,
                   'feature_switch' => 1
                 },
          'e' => {
                   'feature_bareword_filehandles' => 1,
                   'feature_indirect' => 1,
                   'feature_multidimensional' => 1,
                   'feature_say' => 1
                 },
          'f' => {
                   'feature_bareword_filehandles' => 1,
                   'feature_indirect' => 1,
                   'feature_multidimensional' => 1
                 },
          'g' => {
                   'feature_bareword_filehandles' => 1,
                   'feature_indirect' => 1,
                   'feature_multidimensional' => 1
                 }
        };