| warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes |
| --> $DIR/deafult-generic-associated-type-bound.rs:3:12 |
| | |
| LL | #![feature(specialization)] |
| | ^^^^^^^^^^^^^^ |
| | |
| = note: `#[warn(incomplete_features)]` on by default |
| = note: see issue #31844 <https://github.com/rust-lang/rust/issues/31844> for more information |
| |
| warning: the feature `generic_associated_types` is incomplete and may not be safe to use and/or cause compiler crashes |
| --> $DIR/deafult-generic-associated-type-bound.rs:4:12 |
| | |
| LL | #![feature(generic_associated_types)] |
| | ^^^^^^^^^^^^^^^^^^^^^^^^ |
| | |
| = note: see issue #44265 <https://github.com/rust-lang/rust/issues/44265> for more information |
| |
| error[E0277]: can't compare `T` with `T` |
| --> $DIR/deafult-generic-associated-type-bound.rs:19:5 |
| | |
| LL | type U<'a>: PartialEq<&'a Self>; |
| | -------------------------------- required by `X::U` |
| ... |
| LL | default type U<'a> = &'a T; |
| | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ no implementation for `T == T` |
| | |
| = help: the trait `std::cmp::PartialEq` is not implemented for `T` |
| = note: required because of the requirements on the impl of `std::cmp::PartialEq` for `&'a T` |
| help: consider further restricting this bound |
| | |
| LL | impl<T: 'static + std::cmp::PartialEq> X for T { |
| | ^^^^^^^^^^^^^^^^^^^^^ |
| |
| error: aborting due to previous error; 2 warnings emitted |
| |
| For more information about this error, try `rustc --explain E0277`. |