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