| error[E0277]: `(dyn Fn() -> u32 + 'static)` cannot be shared between threads safely | |
| --> $DIR/issue-24446.rs:2:17 | |
| | | |
| LL | static foo: dyn Fn() -> u32 = || -> u32 { | |
| | ^^^^^^^^^^^^^^^ `(dyn Fn() -> u32 + 'static)` cannot be shared between threads safely | |
| | | |
| = help: the trait `Sync` is not implemented for `(dyn Fn() -> u32 + 'static)` | |
| = note: shared static variables must have a type that implements `Sync` | |
| error[E0277]: the size for values of type `(dyn Fn() -> u32 + 'static)` cannot be known at compilation time | |
| --> $DIR/issue-24446.rs:2:17 | |
| | | |
| LL | static foo: dyn Fn() -> u32 = || -> u32 { | |
| | ^^^^^^^^^^^^^^^ doesn't have a size known at compile-time | |
| | | |
| = help: the trait `Sized` is not implemented for `(dyn Fn() -> u32 + 'static)` | |
| error[E0277]: the size for values of type `(dyn Fn() -> u32 + 'static)` cannot be known at compilation time | |
| --> $DIR/issue-24446.rs:2:35 | |
| | | |
| LL | static foo: dyn Fn() -> u32 = || -> u32 { | |
| | ___________________________________^ | |
| LL | | | |
| LL | | | |
| LL | | | |
| LL | | | |
| LL | | 0 | |
| LL | | }; | |
| | |_____^ doesn't have a size known at compile-time | |
| | | |
| = help: the trait `Sized` is not implemented for `(dyn Fn() -> u32 + 'static)` | |
| = note: constant expressions must have a statically known size | |
| error[E0308]: mismatched types | |
| --> $DIR/issue-24446.rs:2:35 | |
| | | |
| LL | static foo: dyn Fn() -> u32 = || -> u32 { | |
| | ___________________________________^ | |
| LL | | | |
| LL | | | |
| LL | | | |
| LL | | | |
| LL | | 0 | |
| LL | | }; | |
| | |_____^ expected `dyn Fn`, found closure | |
| | | |
| = note: expected trait object `(dyn Fn() -> u32 + 'static)` | |
| found closure `{closure@$DIR/issue-24446.rs:2:35: 2:44}` | |
| error: aborting due to 4 previous errors | |
| Some errors have detailed explanations: E0277, E0308. | |
| For more information about an error, try `rustc --explain E0277`. |