// Hide irrelevant E0277 errors (#50333) trait T {} struct A; impl T for A {} impl A { fn new() -> Self { Self {} } } fn main() { let (a, b, c) = (A::new(), A::new()); // This tuple is 2 elements, should be three //~^ ERROR mismatched types let ts: Vec<&dyn T> = vec![&a, &b, &c]; // There is no E0277 error above, as `a`, `b` and `c` are `TyErr` }