tests/ui/impl-trait/in-trait/trait-more-generics-than-impl.rs


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struct S;

trait Foo {
    fn bar<T>() -> impl Sized;
}

impl Foo for S {
    fn bar() -> impl Sized {}
    //~^ ERROR method `bar` has 0 type parameters but its trait declaration has 1 type parameter
}

fn main() {
    S::bar();
}