| error[E0405]: cannot find trait `Hash` in this scope |
| --> $DIR/issue-37534.rs:11:16 |
| | |
| LL | struct Foo<T: ?Hash> { } |
| | ^^^^ not found in this scope |
| help: possible candidate is found in another module, you can import it into scope |
| | |
| LL | use std::hash::Hash; |
| | |
| |
| warning: default bound relaxed for a type parameter, but this does nothing because the given bound is not a default. Only `?Sized` is supported |
| --> $DIR/issue-37534.rs:11:12 |
| | |
| LL | struct Foo<T: ?Hash> { } |
| | ^ |
| |
| error[E0392]: parameter `T` is never used |
| --> $DIR/issue-37534.rs:11:12 |
| | |
| LL | struct Foo<T: ?Hash> { } |
| | ^ unused type parameter |
| | |
| = help: consider removing `T` or using a marker such as `std::marker::PhantomData` |
| |
| error: aborting due to 2 previous errors |
| |
| Some errors occurred: E0392, E0405. |
| For more information about an error, try `rustc --explain E0392`. |
