%Error-UNSUPPORTED: t/t_class_virtual_pure.v:8:22: Unsupported: 'virtual' class method
    8 |    pure virtual task hello();
      |                      ^~~~~
%Error-UNSUPPORTED: t/t_class_virtual_pure.v:7:9: Unsupported: virtual class
    7 | virtual class VC;
      |         ^~~~~
%Error: Exiting due to