rust/tests/ui/traits/next-solver/opportunistic-region-resolve.rs

20 lines
324 B
Rust

// compile-flags: -Znext-solver
// check-pass
#![feature(rustc_attrs)]
#[rustc_coinductive]
trait Trait {}
#[rustc_coinductive]
trait Indirect {}
impl<T: Trait + ?Sized> Indirect for T {}
impl<'a> Trait for &'a () where &'a (): Indirect {}
fn impls_trait<T: Trait>() {}
fn main() {
impls_trait::<&'static ()>();
}