1%Error-UNSUPPORTED: t/t_interface_typedef.v:46:4: Unsupported: SystemVerilog 2005 typedef in this context
2   46 |    typedef ifc_if.struct_t struct_t;
3      |    ^~~~~~~
4                    ... For error description see https://verilator.org/warn/UNSUPPORTED?v=latest
5%Error: t/t_interface_typedef.v:51:16: syntax error, unexpected IDENTIFIER
6   51 |       struct_t substruct;
7      |                ^~~~~~~~~
8%Error: Exiting due to
9