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error[E0371]: the object type `(dyn Object + Marker2 + 'static)` automatically implements the trait `Marker1`
--> $DIR/coherence-impl-trait-for-marker-trait-positive.rs:15:1
|
LL | impl Marker1 for dyn Object + Marker2 {}
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `(dyn Object + Marker2 + 'static)` automatically implements trait `Marker1`
error[E0321]: traits with a default impl, like `Marker1`, cannot be implemented for trait object `(dyn Object + Marker2 + 'static)`
--> $DIR/coherence-impl-trait-for-marker-trait-positive.rs:15:1
|
LL | impl Marker1 for dyn Object + Marker2 {}
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
= note: a trait object implements `Marker1` if and only if `Marker1` is one of the trait object's trait bounds
error[E0371]: the object type `(dyn Object + Marker2 + 'static)` automatically implements the trait `Marker2`
--> $DIR/coherence-impl-trait-for-marker-trait-positive.rs:18:1
|
LL | impl Marker2 for dyn Object + Marker2 {}
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `(dyn Object + Marker2 + 'static)` automatically implements trait `Marker2`
error[E0321]: traits with a default impl, like `Marker2`, cannot be implemented for trait object `(dyn Object + Marker2 + 'static)`
--> $DIR/coherence-impl-trait-for-marker-trait-positive.rs:18:1
|
LL | impl Marker2 for dyn Object + Marker2 {}
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
= note: a trait object implements `Marker2` if and only if `Marker2` is one of the trait object's trait bounds
error[E0321]: traits with a default impl, like `Marker2`, cannot be implemented for trait object `(dyn Object + 'static)`
--> $DIR/coherence-impl-trait-for-marker-trait-positive.rs:26:1
|
LL | impl Marker2 for dyn Object {}
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
= note: a trait object implements `Marker2` if and only if `Marker2` is one of the trait object's trait bounds
error[E0117]: only traits defined in the current crate can be implemented for arbitrary types
--> $DIR/coherence-impl-trait-for-marker-trait-positive.rs:22:1
|
LL | unsafe impl Send for dyn Marker2 {}
| ^^^^^^^^^^^^^^^^^^^^^-----------
| | |
| | `dyn Marker2` is not defined in the current crate
| impl doesn't use only types from inside the current crate
|
= note: define and implement a trait or new type instead
error[E0321]: cross-crate traits with a default impl, like `Send`, can only be implemented for a struct/enum type, not `(dyn Object + 'static)`
--> $DIR/coherence-impl-trait-for-marker-trait-positive.rs:27:1
|
LL | unsafe impl Send for dyn Object {}
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't implement cross-crate trait with a default impl for non-struct/enum type
error[E0321]: cross-crate traits with a default impl, like `Send`, can only be implemented for a struct/enum type, not `(dyn Object + Marker2 + 'static)`
--> $DIR/coherence-impl-trait-for-marker-trait-positive.rs:28:1
|
LL | unsafe impl Send for dyn Object + Marker2 {}
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't implement cross-crate trait with a default impl for non-struct/enum type
error[E0321]: traits with a default impl, like `Marker3`, cannot be implemented for generic type `T`
--> $DIR/coherence-impl-trait-for-marker-trait-positive.rs:32:1
|
LL | impl<T: ?Sized> Marker3 for T {}
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
= note: a trait object implements `Marker3` if and only if `Marker3` is one of the trait object's trait bounds
error: aborting due to 9 previous errors
Some errors have detailed explanations: E0117, E0321, E0371.
For more information about an error, try `rustc --explain E0117`.
|
