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error[E0308]: mismatched types
--> $DIR/issue-24446.rs:12:31
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LL | static foo: Fn() -> u32 = || -> u32 {
| _______________________________^
LL | | //~^ ERROR mismatched types
LL | | //~| ERROR the size for values of type
LL | | 0
LL | | };
| |_____^ expected trait std::ops::Fn, found closure
|
= note: expected type `(dyn std::ops::Fn() -> u32 + 'static)`
found type `[closure@$DIR/issue-24446.rs:12:31: 16:6]`
error[E0277]: the size for values of type `(dyn std::ops::Fn() -> u32 + 'static)` cannot be known at compilation time
--> $DIR/issue-24446.rs:12:31
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LL | static foo: Fn() -> u32 = || -> u32 {
| _______________________________^
LL | | //~^ ERROR mismatched types
LL | | //~| ERROR the size for values of type
LL | | 0
LL | | };
| |_____^ doesn't have a size known at compile-time
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= help: the trait `std::marker::Sized` is not implemented for `(dyn std::ops::Fn() -> u32 + 'static)`
= note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-sized>
= note: constant expressions must have a statically known size
error: aborting due to 2 previous errors
Some errors occurred: E0277, E0308.
For more information about an error, try `rustc --explain E0277`.
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