vlib/v/checker/tests/comparing_typesymbol_to_a_type_should_not_compile.vv:12:7: error: possible type mismatch of compared values of `==` operation
   10 |     x := ityp == ast.string_type
   11 |     // the next line should produce at least a warning, or even an error, without an explicit cast:
   12 |     z := isym == ast.string_type
      |          ~~~~~~~~~~~~~~~~~~~~~~~
   13 |     println(typeof(isym).name)
   14 |     println(typeof(ast.string_type).name)
