| error[E0658]: `R` cannot be used as the type of `self` without the `arbitrary_self_types` feature |
| --> $DIR/arbitrary-self-from-method-substs.rs:8:43 |
| | |
| LL | fn get<R: Deref<Target = Self>>(self: R) -> u32 { |
| | ^ |
| | |
| = note: see issue #44874 <https://github.com/rust-lang/rust/issues/44874> for more information |
| = help: add `#![feature(arbitrary_self_types)]` to the crate attributes to enable |
| = note: this compiler was built on YYYY-MM-DD; consider upgrading it if it is out of date |
| = help: consider changing to `self`, `&self`, `&mut self`, `self: Box<Self>`, `self: Rc<Self>`, `self: Arc<Self>`, or `self: Pin<P>` (where P is one of the previous types except `Self`) |
| |
| error: aborting due to 1 previous error |
| |
| For more information about this error, try `rustc --explain E0658`. |
