[rustc.git] / src / test / ui / type-alias-impl-trait / type-alias-impl-trait-with-cycle-error.rs

// revisions: min_tait full_tait
#![feature(min_type_alias_impl_trait)]
#![cfg_attr(full_tait, feature(type_alias_impl_trait))]
//[full_tait]~^ WARN incomplete

type Foo = impl Fn() -> Foo;
//~^ ERROR: could not find defining uses

fn crash(x: Foo) -> Foo {
    x
}

fn main() {

}
Commit	Line	Data
6a06907d XL	1	// revisions: min_tait full_tait
	2	#![feature(min_type_alias_impl_trait)]
	3	#![cfg_attr(full_tait, feature(type_alias_impl_trait))]
	4	//[full_tait]~^ WARN incomplete
416331ca XL	5
	6	type Foo = impl Fn() -> Foo;
	7	//~^ ERROR: could not find defining uses
	8
	9	fn crash(x: Foo) -> Foo {
	10	x
	11	}
	12
	13	fn main() {
	14
	15	}