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// check-pass
// Regression test for issue #57611
// Ensures that we don't ICE
#![feature(trait_alias)]
#![feature(type_alias_impl_trait)]
trait Foo {
type Bar: Baz<Self, Self>;
fn bar(&self) -> Self::Bar;
}
struct X;
impl Foo for X {
type Bar = impl Baz<Self, Self>;
fn bar(&self) -> Self::Bar {
|x| x
}
}
trait Baz<A: ?Sized, B: ?Sized> = Fn(&A) -> &B;
fn main() {}
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