rust/tests/ui/coherence/issue-99663-2.rs

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// check-pass
#![feature(type_alias_impl_trait)]
struct Outer<T: ?Sized> {
i: InnerSend<T>,
}
type InnerSend<T: ?Sized> = impl Send;
fn constrain<T: ?Sized>() -> InnerSend<T> {
()
}
trait SendMustNotImplDrop {}
#[allow(drop_bounds)]
impl<T: ?Sized + Send + Drop> SendMustNotImplDrop for T {}
impl<T: ?Sized> SendMustNotImplDrop for Outer<T> {}
fn main() {}