rust/tests/ui/issues/issue-24446.stderr
2023-08-09 14:04:10 +00:00

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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]: `(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: consider using `std::sync::Arc<(dyn Fn() -> u32 + 'static)>`; for more information visit <https://doc.rust-lang.org/book/ch16-03-shared-state.html>
= note: shared static variables must have a type that implements `Sync`
error: aborting due to 2 previous errors
For more information about this error, try `rustc --explain E0277`.