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error[E0381]: used binding `x` isn't initialized
--> $DIR/borrowck-block-uninit.rs:4:11
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LL | let x: isize;
| - binding declared here but left uninitialized
LL | force(|| {
| ^^ `x` used here but it isn't initialized
LL | println!("{}", x);
| - borrow occurs due to use in closure
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help: consider assigning a value
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LL | let x: isize = 0;
| +++
error: aborting due to previous error
For more information about this error, try `rustc --explain E0381`.
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