mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-27 09:14:20 +00:00
54 lines
1.8 KiB
Plaintext
54 lines
1.8 KiB
Plaintext
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`.
|