| error[E0277]: the size for values of type `[T]` cannot be known at compilation time |
| --> $DIR/issue-15756.rs:7:10 |
| | |
| LL | &mut something |
| | ^^^^^^^^^ doesn't have a size known at compile-time |
| | |
| = help: the trait `std::marker::Sized` is not implemented for `[T]` |
| = 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 local variables 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`. |
