| error[E0308]: mismatched types |
| --> $DIR/issue-24446.rs:12:31 |
| | |
| LL | static foo: Fn() -> u32 = || -> u32 { |
| | _______________________________^ |
| LL | | //~^ ERROR mismatched types |
| LL | | //~| ERROR the size for values of type |
| LL | | 0 |
| LL | | }; |
| | |_____^ expected trait std::ops::Fn, found closure |
| | |
| = note: expected type `(dyn std::ops::Fn() -> u32 + 'static)` |
| found type `[closure@$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 |
| | |
| 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 |
| | |
| = 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-the-sized-trait> |
| = 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`. |
