25 lines
957 B
Plaintext
25 lines
957 B
Plaintext
warning: function cannot return without recursing
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--> $DIR/region-bound-on-closure-outlives-call.rs:1:1
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LL | fn call_rec<F>(mut f: F) -> usize where F: FnMut(usize) -> usize {
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot return without recursing
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LL |
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LL | (|x| f(x))(call_rec(f))
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| ----------- recursive call site
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= help: a `loop` may express intention better if this is on purpose
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= note: `#[warn(unconditional_recursion)]` on by default
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error[E0505]: cannot move out of `f` because it is borrowed
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--> $DIR/region-bound-on-closure-outlives-call.rs:3:25
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LL | (|x| f(x))(call_rec(f))
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| --- - ^ move out of `f` occurs here
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| | |
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| | borrow occurs due to use in closure
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| borrow of `f` occurs here
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error: aborting due to 1 previous error; 1 warning emitted
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For more information about this error, try `rustc --explain E0505`.
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