File: unconstrained-lt.rs

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rustc 1.85.0%2Bdfsg3-1
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trait Foo {
    fn test() -> impl Sized;
}

impl<'a, T> Foo for T {
    //~^ ERROR the lifetime parameter `'a` is not constrained by the impl trait, self type, or predicates

    fn test() -> &'a () {
        &()
    }
}

fn main() {}