projects / rustc.git / blame
| Commit | Line | Data |
|---|---|---|
| e74abb32 XL |
1 | error[E0038]: the trait `Trait` cannot be made into an object |
| 2 | --> $DIR/wf-convert-unsafe-trait-obj.rs:16:25 | |
| 3 | | | |
| 29967ef6 XL |
4 | LL | let t: &dyn Trait = &S; |
| 5 | | ^^ `Trait` cannot be made into an object | |
| 6 | | | |
| 7 | 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> | |
| 8 | --> $DIR/wf-convert-unsafe-trait-obj.rs:6:14 | |
| 9 | | | |
| 74b04a01 | 10 | LL | trait Trait: Sized {} |
| 29967ef6 | 11 | | ----- ^^^^^ ...because it requires `Self: Sized` |
| 74b04a01 XL |
12 | | | |
| 13 | | this trait cannot be made into an object... | |
| 49aad941 | 14 | = note: required for the cast from `&S` to `&dyn Trait` |
| e74abb32 XL |
15 | |
| 16 | error[E0038]: the trait `Trait` cannot be made into an object | |
| 17 | --> $DIR/wf-convert-unsafe-trait-obj.rs:17:17 | |
| 18 | | | |
| 29967ef6 XL |
19 | LL | takes_trait(&S); |
| 20 | | ^^ `Trait` cannot be made into an object | |
| 21 | | | |
| 22 | 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> | |
| 23 | --> $DIR/wf-convert-unsafe-trait-obj.rs:6:14 | |
| 24 | | | |
| 74b04a01 | 25 | LL | trait Trait: Sized {} |
| 29967ef6 | 26 | | ----- ^^^^^ ...because it requires `Self: Sized` |
| 74b04a01 XL |
27 | | | |
| 28 | | this trait cannot be made into an object... | |
| 49aad941 | 29 | = note: required for the cast from `&S` to `&dyn Trait` |
| e74abb32 XL |
30 | |
| 31 | error[E0038]: the trait `Trait` cannot be made into an object | |
| 32 | --> $DIR/wf-convert-unsafe-trait-obj.rs:15:5 | |
| 33 | | | |
| 29967ef6 XL |
34 | LL | &S as &dyn Trait; |
| 35 | | ^^ `Trait` cannot be made into an object | |
| 36 | | | |
| 37 | 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> | |
| 38 | --> $DIR/wf-convert-unsafe-trait-obj.rs:6:14 | |
| 39 | | | |
| 74b04a01 | 40 | LL | trait Trait: Sized {} |
| 29967ef6 | 41 | | ----- ^^^^^ ...because it requires `Self: Sized` |
| 74b04a01 XL |
42 | | | |
| 43 | | this trait cannot be made into an object... | |
| 49aad941 | 44 | = note: required for the cast from `&S` to `&dyn Trait` |
| e74abb32 XL |
45 | |
| 46 | error: aborting due to 3 previous errors | |
| 47 | ||
| 48 | For more information about this error, try `rustc --explain E0038`. |