%Error: t/t_enum_base_bad.v:11:11: Enum data type must be an integer atom or vector type (IEEE 1800-2023 6.19)
                                 : ... note: In instance 't'
   11 |   typedef enum s_t {   
      |           ^~~~
        t/t_enum_base_bad.v:9:11: ... Location of failing data type 'struct{}t.s_t'
    9 |   typedef struct {int a;} s_t;
      |           ^~~~~~
        ... See the manual at https://verilator.org/verilator_doc.html?v=latest for more assistance.
%Error: t/t_enum_base_bad.v:16:3: Enum data type must be an integer atom or vector type (IEEE 1800-2023 6.19)
                                : ... note: In instance 't'
   16 |   enum int_t [1:0] {   
      |   ^~~~
        t/t_enum_base_bad.v:15:11: ... Location of failing data type 'int'
   15 |   typedef int int_t;
      |           ^~~
%Error: t/t_enum_base_bad.v:21:3: Enum data type must be an integer atom or vector type (IEEE 1800-2023 6.19)
                                : ... note: In instance 't'
   21 |   enum d2_t {   
      |   ^~~~
        t/t_enum_base_bad.v:20:11: ... Location of failing data type 'bit[1:0]'
   20 |   typedef bit [1:0][1:0] d2_t;
      |           ^~~
%Error: t/t_enum_base_bad.v:25:3: Enum data type must be an integer atom or vector type (IEEE 1800-2023 6.19)
                                : ... note: In instance 't'
   25 |   enum logic [1:0][1:0] {   
      |   ^~~~
        t/t_enum_base_bad.v:25:8: ... Location of failing data type 'logic[1:0]'
   25 |   enum logic [1:0][1:0] {   
      |        ^~~~~
%Error: t/t_enum_base_bad.v:30:3: Enum data type must be an integer atom or vector type (IEEE 1800-2023 6.19)
                                : ... note: In instance 't'
   30 |   enum str_t {   
      |   ^~~~
        t/t_enum_base_bad.v:29:11: ... Location of failing data type 'struct{}t.str_t'
   29 |   typedef struct packed {int x;} str_t;
      |           ^~~~~~
%Error: t/t_enum_base_bad.v:35:3: Enum data type must be an integer atom or vector type (IEEE 1800-2023 6.19)
                                : ... note: In instance 't'
   35 |   enum enum_t {   
      |   ^~~~
        t/t_enum_base_bad.v:34:11: ... Location of failing data type 'enum{}t.enum_t'
   34 |   typedef enum {ENUM_VAL} enum_t;
      |           ^~~~
%Error: t/t_enum_base_bad.v:40:3: Enum data type must be an integer atom or vector type (IEEE 1800-2023 6.19)
                                : ... note: In instance 't'
   40 |   enum array2_t {   
      |   ^~~~
        t/t_enum_base_bad.v:39:25: ... Location of failing data type 'logic$[1:0]'
   39 |   typedef logic array2_t[1:0];
      |                         ^
%Error: Exiting due to