error[E0277]: the size for values of type `[u8]` cannot be known at compilation time | |
--> $DIR/enum-unit-variant-trait-bound.rs:4:22 | |
| | |
LL | let _ = Option::<[u8]>::None; | |
| ^^^^ doesn't have a size known at compile-time | |
| | |
= help: the trait `Sized` is not implemented for `[u8]` | |
note: required by a bound in `None` | |
--> $SRC_DIR/core/src/option.rs:LL:COL | |
error: aborting due to 1 previous error | |
For more information about this error, try `rustc --explain E0277`. |