rust/tests/ui/generator/unsized-across-yield.stderr
2023-09-23 04:19:14 +00:00

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warning: the feature `unsized_locals` is incomplete and may not be safe to use and/or cause compiler crashes
--> $DIR/unsized-across-yield.rs:3:12
|
LL | #![feature(unsized_locals)]
| ^^^^^^^^^^^^^^
|
= note: see issue #48055 <https://github.com/rust-lang/rust/issues/48055> for more information
= note: `#[warn(incomplete_features)]` on by default
error[E0277]: the size for values of type `[u8]` cannot be known at compilation time
--> $DIR/unsized-across-yield.rs:10:13
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LL | let b: [u8] = *(Box::new([]) as Box<[u8]>);
| ^ doesn't have a size known at compile-time
|
= help: the trait `Sized` is not implemented for `[u8]`
= note: all values live across `yield` must have a statically known size
error[E0277]: the size for values of type `[u8]` cannot be known at compilation time
--> $DIR/unsized-across-yield.rs:22:27
|
LL | move || {
| -- this closure captures all values by move
LL | println!("{:?}", &b);
| ^ doesn't have a size known at compile-time
|
= help: the trait `Sized` is not implemented for `[u8]`
= note: all values captured by value by a closure must have a statically known size
error: aborting due to 2 previous errors; 1 warning emitted
For more information about this error, try `rustc --explain E0277`.