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error[E0038]: the trait `Trait` cannot be made into an object
--> $DIR/wf-convert-unsafe-trait-obj.rs:16:25
|
LL | let t: &dyn Trait = &S;
| ^^ `Trait` cannot be made into an object
|
note: for a trait to be "object safe" it needs to allow building a vtable to allow the call to be resolvable dynamically; for more information visit <https://doc.rust-lang.org/reference/items/traits.html#object-safety>
--> $DIR/wf-convert-unsafe-trait-obj.rs:6:14
|
LL | trait Trait: Sized {}
| ----- ^^^^^ ...because it requires `Self: Sized`
| |
| this trait cannot be made into an object...
= help: only type `S` implements the trait, consider using it directly instead
= note: required for the cast from `&S` to `&dyn Trait`
error[E0038]: the trait `Trait` cannot be made into an object
--> $DIR/wf-convert-unsafe-trait-obj.rs:17:17
|
LL | takes_trait(&S);
| ^^ `Trait` cannot be made into an object
|
note: for a trait to be "object safe" it needs to allow building a vtable to allow the call to be resolvable dynamically; for more information visit <https://doc.rust-lang.org/reference/items/traits.html#object-safety>
--> $DIR/wf-convert-unsafe-trait-obj.rs:6:14
|
LL | trait Trait: Sized {}
| ----- ^^^^^ ...because it requires `Self: Sized`
| |
| this trait cannot be made into an object...
= help: only type `S` implements the trait, consider using it directly instead
= note: required for the cast from `&S` to `&dyn Trait`
error[E0038]: the trait `Trait` cannot be made into an object
--> $DIR/wf-convert-unsafe-trait-obj.rs:15:5
|
LL | &S as &dyn Trait;
| ^^ `Trait` cannot be made into an object
|
note: for a trait to be "object safe" it needs to allow building a vtable to allow the call to be resolvable dynamically; for more information visit <https://doc.rust-lang.org/reference/items/traits.html#object-safety>
--> $DIR/wf-convert-unsafe-trait-obj.rs:6:14
|
LL | trait Trait: Sized {}
| ----- ^^^^^ ...because it requires `Self: Sized`
| |
| this trait cannot be made into an object...
= help: only type `S` implements the trait, consider using it directly instead
= note: required for the cast from `&S` to `&dyn Trait`
error: aborting due to 3 previous errors
For more information about this error, try `rustc --explain E0038`.
|
