| error[E0038]: the trait `Trait` is not dyn compatible | |
| --> $DIR/E0038.rs:5:20 | |
| | | |
| LL | fn call_foo(x: Box<dyn Trait>) { | |
| | ^^^^^^^^^ `Trait` is not dyn compatible | |
| | | |
| note: for a trait to be dyn compatible it needs to allow building a vtable | |
| for more information, visit <https://doc.rust-lang.org/reference/items/traits.html#dyn-compatibility> | |
| --> $DIR/E0038.rs:2:22 | |
| | | |
| LL | trait Trait { | |
| | ----- this trait is not dyn compatible... | |
| LL | fn foo(&self) -> Self; | |
| | ^^^^ ...because method `foo` references the `Self` type in its return type | |
| = help: consider moving `foo` to another trait | |
| error: aborting due to 1 previous error | |
| For more information about this error, try `rustc --explain E0038`. |