vlib/v/checker/tests/checker_comparison_between_obj_and_int.vv:10:5: error: infix expr: cannot use `int literal` (right expression) as `Foo`  (you can use it inside an `unsafe` block)
    8 | 
    9 | fn insert_helper(mut node Foo) {
   10 |     if node == 0 {
      |        ~~~~~~~~~
   11 |     }
   12 | }