rust/src/test/ui/wf/wf-convert-unsafe-trait-obj.stderr
2020-02-02 11:53:10 -08:00

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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 | trait Trait: Sized {}
| ----- ----- ...because it requires `Self: Sized`
| |
| this trait cannot be made into an object...
...
LL | let t: &dyn Trait = &S;
| ^^ the trait `Trait` cannot be made into an object
|
= note: required because of the requirements on the impl of `std::ops::CoerceUnsized<&dyn Trait>` for `&S`
= note: required by cast to type `&dyn Trait`
error[E0038]: the trait `Trait` cannot be made into an object
--> $DIR/wf-convert-unsafe-trait-obj.rs:17:17
|
LL | trait Trait: Sized {}
| ----- ----- ...because it requires `Self: Sized`
| |
| this trait cannot be made into an object...
...
LL | takes_trait(&S);
| ^^ the trait `Trait` cannot be made into an object
|
= note: required because of the requirements on the impl of `std::ops::CoerceUnsized<&dyn Trait>` for `&S`
= note: required by cast to type `&dyn Trait`
error[E0038]: the trait `Trait` cannot be made into an object
--> $DIR/wf-convert-unsafe-trait-obj.rs:15:5
|
LL | trait Trait: Sized {}
| ----- ----- ...because it requires `Self: Sized`
| |
| this trait cannot be made into an object...
...
LL | &S as &dyn Trait;
| ^^ the trait `Trait` cannot be made into an object
|
= note: required because of the requirements on the impl of `std::ops::CoerceUnsized<&dyn Trait>` for `&S`
= note: required by cast to type `&dyn Trait`
error: aborting due to 3 previous errors
For more information about this error, try `rustc --explain E0038`.