|  | error: `yield` can only be used in `#[coroutine]` closures, or `gen` blocks | 
|  | --> $DIR/issue-64620-yield-array-element.rs:6:5 | 
|  | | | 
|  | LL |     yield arr[0]; | 
|  | |     ^^^^^^^^^^^^ | 
|  | | | 
|  | help: use `#[coroutine]` to make this closure a coroutine | 
|  | | | 
|  | LL | #[coroutine] pub fn crash(arr: [usize; 1]) { | 
|  | | ++++++++++++ | 
|  |  | 
|  | error[E0627]: yield expression outside of coroutine literal | 
|  | --> $DIR/issue-64620-yield-array-element.rs:6:5 | 
|  | | | 
|  | LL |     yield arr[0]; | 
|  | |     ^^^^^^^^^^^^ | 
|  |  | 
|  | error: aborting due to 2 previous errors | 
|  |  | 
|  | For more information about this error, try `rustc --explain E0627`. |