error[E0425]: cannot find value `CASS` in this scope
 --> tests/ui/bug_in_iter_expr.rs:5:18
  |
3 | const CASES: TestCases<i32> = cases!([1, 2]);
  | --------------------------------------------- similarly named constant `CASES` defined here
4 |
5 | #[test_casing(2, CASS)]
  |                  ^^^^ help: a constant with a similar name exists: `CASES`