1 // Make sure that we check that impl trait types implement the traits that they
4 // revisions: min_tait full_tait
5 #![feature(min_type_alias_impl_trait)]
6 #![cfg_attr(full_tait, feature(type_alias_impl_trait))]
7 //[full_tait]~^ WARN incomplete
9 type X<T> = impl Clone;
10 //~^ ERROR the trait bound `T: Clone` is not satisfied
12 fn f<T: Clone>(t: T) -> X<T> {
16 fn g<T>(o: Option<X<T>>) -> Option<X<T>> {
21 g(None::<X<&mut ()>>);