src/test/ui/type-alias-impl-trait/missing_lifetime_bound.rs


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#![feature(type_alias_impl_trait)]

type Opaque<'a, T> = impl Sized;
fn defining<'a, T>(x: &'a i32) -> Opaque<T> { x }
//~^ ERROR: non-defining opaque type use in defining scope

fn main() {}