%Error-UNSUPPORTED: t/t_wait_order.v:17:23: Unsupported: wait_order
   17 |       wait_order (a, b) wif[0] = '1;
      |                       ^
                    ... For error description see https://verilator.org/warn/UNSUPPORTED?v=latest
%Error-UNSUPPORTED: t/t_wait_order.v:26:23: Unsupported: wait_order
   26 |       wait_order (a, b) else welse[1] = '1;
      |                       ^
%Error-UNSUPPORTED: t/t_wait_order.v:29:23: Unsupported: wait_order
   29 |       wait_order (b, a) else nelse[1] = '1;
      |                       ^
%Error-UNSUPPORTED: t/t_wait_order.v:33:23: Unsupported: wait_order
   33 |       wait_order (a, b) wif[2] = '1; else welse[2] = '1;
      |                       ^
%Error-UNSUPPORTED: t/t_wait_order.v:36:23: Unsupported: wait_order
   36 |       wait_order (b, a) nif[2] = '1; else nelse[2] = '1;
      |                       ^
%Error: Exiting due to