[rustc.git] / src / test / ui / type-alias-impl-trait / generic_type_does_not_live_long_enough.rs

#![feature(type_alias_impl_trait)]

fn main() {
    let y = 42;
    let x = wrong_generic(&y);
    let z: i32 = x;
    //~^ ERROR non-defining opaque type use
}

type WrongGeneric<T> = impl 'static;
//~^ ERROR: at least one trait must be specified

fn wrong_generic<T>(t: T) -> WrongGeneric<T> {
    t
    //~^ ERROR the parameter type `T` may not live long enough
}
Commit	Line	Data
94222f64	1	#![feature(type_alias_impl_trait)]
0531ce1d	2
a7813a04	3	fn main() {
8faf50e0 XL	4	let y = 42;
8faf50e0 XL	5	let x = wrong_generic(&y);
5e7ed085 FG	6	let z: i32 = x;
5e7ed085 FG	7	//~^ ERROR non-defining opaque type use
8faf50e0	8	}
0531ce1d	9
416331ca	10	type WrongGeneric<T> = impl 'static;
94222f64	11	//~^ ERROR: at least one trait must be specified
0531ce1d	12
8faf50e0 XL	13	fn wrong_generic<T>(t: T) -> WrongGeneric<T> {
8faf50e0 XL	14	t
5e7ed085	15	//~^ ERROR the parameter type `T` may not live long enough
54a0048b	16	}