%Error-UNSUPPORTED: t/t_alias_unsup.v:46:4: Unsupported: alias statements
   46 |    alias {a[7:0],a[15:8],a[23:16],a[31:24]} = b;
      |    ^~~~~
                    ... For error description see https://verilator.org/warn/UNSUPPORTED?v=latest
%Error: Exiting due to
