// var to make it uphold the `: Duh` bound on `Trait::Assoc`. The opaque
// type does not implement `Duh`, but if its hidden type does.
fn foo() -> impl Trait<Assoc = Sendable> {
+ //~^ WARN opaque type `impl Trait<Assoc = Sendable>` does not satisfy its associated type bounds
|| 42
}