rust/tests/ui/dyn-compatibility/generics.dyn_compatible_for_dispatch.stderr
2024-10-10 01:13:29 +02:00

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error[E0038]: the trait `Bar` cannot be made into an object
--> $DIR/generics.rs:20:5
|
LL | t
| ^ `Bar` cannot be made into an object
|
note: for a trait to be "dyn-compatible" 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/generics.rs:10:8
|
LL | trait Bar {
| --- this trait cannot be made into an object...
LL | fn bar<T>(&self, t: T);
| ^^^ ...because method `bar` has generic type parameters
= help: consider moving `bar` to another trait
= note: required for the cast from `&T` to `&dyn Bar`
error[E0038]: the trait `Bar` cannot be made into an object
--> $DIR/generics.rs:27:5
|
LL | t as &dyn Bar
| ^ `Bar` cannot be made into an object
|
note: for a trait to be "dyn-compatible" 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/generics.rs:10:8
|
LL | trait Bar {
| --- this trait cannot be made into an object...
LL | fn bar<T>(&self, t: T);
| ^^^ ...because method `bar` has generic type parameters
= help: consider moving `bar` to another trait
= note: required for the cast from `&T` to `&dyn Bar`
error: aborting due to 2 previous errors
For more information about this error, try `rustc --explain E0038`.