rust/tests/ui/coherence/coherence-overlap-negate-use-feature-gate.rs

// check-pass

#![feature(with_negative_coherence)]

use std::ops::DerefMut;

trait Foo {}
impl<T: DerefMut> Foo for T {}
impl<U> Foo for &U {}

fn main() {}
Hide negative coherence checks under negative_impls feature flag 2021-10-22 15:54:20 -05:00			`// check-pass`

Properly check regions on negative overlap check 2022-02-02 11:36:45 -06:00			`#![feature(with_negative_coherence)]`
Hide negative coherence checks under negative_impls feature flag 2021-10-22 15:54:20 -05:00
			`use std::ops::DerefMut;`

			`trait Foo {}`
			`impl<T: DerefMut> Foo for T {}`
			`impl<U> Foo for &U {}`

			`fn main() {}`