rust/tests/ui/coherence/coherence-negative-impls-safe.rs

#![feature(negative_impls)]

use std::marker::Send;

struct TestType;

unsafe impl !Send for TestType {}
//~^ ERROR E0198

fn main() {}
introduce `negative_impls` feature gate and document They used to be covered by `optin_builtin_traits` but negative impls are now applicable to all traits, not just auto traits. This also adds docs in the unstable book for the current state of auto traits. 2020-01-09 04:56:38 -06:00			`#![feature(negative_impls)]`
Negative impls are considered safe 2015-01-10 03:40:17 -06:00
			`use std::marker::Send;`

			`struct TestType;`

			`unsafe impl !Send for TestType {}`
Stabilize the `re_rebalance_coherence` feature 2019-10-26 10:28:02 -05:00			`//~^ ERROR E0198`
Negative impls are considered safe 2015-01-10 03:40:17 -06:00
			`fn main() {}`