rust/tests/ui/coherence/negative-coherence-considering-regions.rs
2023-11-20 18:49:48 +00:00

24 lines
395 B
Rust

// revisions: any_lt static_lt
//[static_lt] check-pass
#![feature(negative_impls)]
#![feature(with_negative_coherence)]
trait Foo {}
impl<T> !Foo for &'static T {}
trait Bar {}
impl<T> Bar for T where T: Foo {}
#[cfg(any_lt)]
impl<T> Bar for &T {}
//[any_lt]~^ ERROR conflicting implementations of trait `Bar` for type `&_`
#[cfg(static_lt)]
impl<T> Bar for &'static T {}
fn main() {}