| error[E0277]: `NoSync` cannot be shared between threads safely |
| --> $DIR/mutable-enum-indirect.rs:17:5 |
| | |
| LL | fn bar<T: Sync>(_: T) {} |
| | --------------------- required by `bar` |
| ... |
| LL | bar(&x); |
| | ^^^ `NoSync` cannot be shared between threads safely |
| | |
| = help: within `&Foo`, the trait `std::marker::Sync` is not implemented for `NoSync` |
| = note: required because it appears within the type `Foo` |
| = note: required because it appears within the type `&Foo` |
| |
| error: aborting due to previous error |
| |
| For more information about this error, try `rustc --explain E0277`. |