| // revisions: old re | |
| #![cfg_attr(re, feature(re_rebalance_coherence))] | |
| #![feature(optin_builtin_traits)] | |
| use std::marker::Send; | |
| struct TestType; | |
| unsafe impl !Send for TestType {} | |
| //[old]~^ ERROR negative impls cannot be unsafe | |
| //[re]~^^ ERROR E0198 | |
| fn main() {} |