| error[E0277]: the size for values of type `str` cannot be known at compilation time | |
| --> $DIR/issue-50940.rs:3:5 | |
| | | |
| LL | A as fn(str) -> A<str>; | |
| | ^ doesn't have a size known at compile-time | |
| | | |
| = help: the trait `Sized` is not implemented for `str` | |
| = note: all function arguments must have a statically known size | |
| = help: unsized fn params are gated as an unstable feature | |
| error: aborting due to 1 previous error | |
| For more information about this error, try `rustc --explain E0277`. |