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error[E0277]: the size for values of type `str` cannot be known at compilation time
--> $DIR/issue-41229-ref-str.rs:1:28
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LL | pub fn example(ref s: str) {}
| ^ doesn't have a size known at compile-time
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= help: the trait `std::marker::Sized` is not implemented for `str`
= note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
= note: all function arguments must have a statically known size
= help: unsized locals are gated as an unstable feature
error: aborting due to previous error
For more information about this error, try `rustc --explain E0277`.
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