#############################
Expected output for 'h5diff file4.h5 file4.h5 -v opaque'
#############################
$h5diff file4.h5 file4.h5 -v opaque

file1     file2
---------------------------------------
    x      x    /array         
    x      x    /bitfield      
    x      x    /compound      
    x      x    /enum          
    x      x    /float         
    x      x    /integer       
    x      x    /opaque        
    x      x    /ref           
    x      x    /string        
    x      x    /vlen          

</array> and </array> are empty datasets
</bitfield> and </bitfield> are empty datasets
</compound> and </compound> are empty datasets
</enum> and </enum> are empty datasets
</float> and </float> are empty datasets
</integer> and </integer> are empty datasets
</opaque> and </opaque> are empty datasets
</ref> and </ref> are empty datasets
</string> and </string> are empty datasets
</vlen> and </vlen> are empty datasets