| //@ check-pass |
| //@ edition:2018 |
| //@ aux-crate:issue_55779_extern_trait=issue-55779-extern-trait.rs |
| |
| #![allow(non_local_definitions)] |
| |
| use issue_55779_extern_trait::Trait; |
| |
| struct Local; |
| struct Helper; |
| |
| impl Trait for Local { |
| fn no_op(&self) |
| { |
| // (Unused) extern crate declaration necessary to reproduce bug |
| extern crate issue_55779_extern_trait; |
| |
| // This one works |
| // impl Trait for Helper { fn no_op(&self) { } } |
| |
| // This one infinite-loops |
| const _IMPL_SERIALIZE_FOR_HELPER: () = { |
| // (extern crate can also appear here to reproduce bug, |
| // as in originating example from serde) |
| impl Trait for Helper { fn no_op(&self) { } } |
| }; |
| |
| } |
| } |
| |
| fn main() { } |
