%Error: t/t_enum_x_bad.v:9:19: Enum value with X/Zs cannot be assigned to non-fourstate type (IEEE 1800-2023 6.19)
                             : ... note: In instance 't'
    9 |   enum bit [1:0] {BADX = 2'b1x} BAD1;
      |                   ^~~~
        ... See the manual at https://verilator.org/verilator_doc.html?v=latest for more assistance.
%Error: t/t_enum_x_bad.v:13:5: Enum value that is unassigned cannot follow value with X/Zs (IEEE 1800-2023 6.19)
                             : ... note: In instance 't'
   13 |     e1
      |     ^~
%Error: Exiting due to