File: issue-78450.rs

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//@ check-pass
//@ revisions: current next
//@ ignore-compare-mode-next-solver (explicit revisions)
//@[next] compile-flags: -Znext-solver

#![feature(impl_trait_in_assoc_type)]

pub trait AssociatedImpl {
    type ImplTrait;

    fn f() -> Self::ImplTrait;
}

struct S<T>(T);

trait Associated {
    type A;
}

impl<'a, T: Associated<A = &'a ()>> AssociatedImpl for S<T> {
    type ImplTrait = impl core::fmt::Debug;

    fn f() -> Self::ImplTrait {
        ()
    }
}

fn main() {}