error[E0277]: the size for values of type `[u8]` cannot be known at compilation time --> $DIR/suggest-borrow.rs:2:9 | LL | let x: [u8] = vec!(1, 2, 3)[..]; | ^ doesn't have a size known at compile-time | = help: the trait `Sized` is not implemented for `[u8]` = note: all local variables must have a statically known size = help: unsized locals are gated as an unstable feature help: consider borrowing here | LL | let x: &[u8] = vec!(1, 2, 3)[..]; | + error[E0308]: mismatched types --> $DIR/suggest-borrow.rs:3:20 | LL | let x: &[u8] = vec!(1, 2, 3)[..]; | ----- ^^^^^^^^^^^^^^^^^ | | | | | expected `&[u8]`, found `[{integer}]` | | help: consider borrowing here: `&vec!(1, 2, 3)[..]` | expected due to this error[E0308]: mismatched types --> $DIR/suggest-borrow.rs:4:19 | LL | let x: [u8] = &vec!(1, 2, 3)[..]; | ---- ^^^^^^^^^^^^^^^^^^ expected `[u8]`, found `&[{integer}]` | | | expected due to this | help: consider removing the borrow | LL - let x: [u8] = &vec!(1, 2, 3)[..]; LL + let x: [u8] = vec!(1, 2, 3)[..]; | help: alternatively, consider changing the type annotation | LL | let x: &[u8] = &vec!(1, 2, 3)[..]; | + error[E0277]: the size for values of type `[u8]` cannot be known at compilation time --> $DIR/suggest-borrow.rs:4:9 | LL | let x: [u8] = &vec!(1, 2, 3)[..]; | ^ doesn't have a size known at compile-time | = help: the trait `Sized` is not implemented for `[u8]` = note: all local variables must have a statically known size = help: unsized locals are gated as an unstable feature help: consider borrowing here | LL | let x: &[u8] = &vec!(1, 2, 3)[..]; | + error: aborting due to 4 previous errors Some errors have detailed explanations: E0277, E0308. For more information about an error, try `rustc --explain E0277`.