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error[E0308]: mismatched types
--> $DIR/coroutine-print-verbose-3.rs:8:5
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LL | let coroutine: () = #[coroutine]
| -- expected due to this
LL | / || {
LL | |
LL | | yield 1i32;
LL | | return x;
LL | | };
| |_____^ expected `()`, found coroutine
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= note: expected unit type `()`
found coroutine `{main::{closure#0} upvar_tys=?4t resume_ty=() yield_ty=i32 return_ty=&'?1 str witness=?6t}`
error: aborting due to 1 previous error
For more information about this error, try `rustc --explain E0308`.
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