rust/tests/ui/type-alias-impl-trait/issue-55099-lifetime-infere...

27 lines
406 B
Rust

//@ check-pass
// Regression test for issue #55099
// Tests that we don't incorrectly consider a lifetime to part
// of the concrete type
#![feature(type_alias_impl_trait)]
trait Future {}
struct AndThen<F>(F);
impl<F> Future for AndThen<F> {}
struct Foo<'a> {
x: &'a mut (),
}
type F = impl Future;
impl<'a> Foo<'a> {
fn reply(&mut self) -> F {
AndThen(|| ())
}
}
fn main() {}