vlib/v/parser/tests/comptime_for_invalid_expr_err.vv:19:12: error: invalid expr, use `MyStruct` instead
   17 |     }
   18 | 
   19 |     $for f in $MyStruct.fields {
      |               ^
   20 |         assert a.${f.field_name} == b.${f.field_name}
   21 |     }