rust/src/test/ui/regions/region-bound-on-closure-outlives-call.stderr
2018-10-03 21:29:07 -04:00

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warning: function cannot return without recursing
--> $DIR/region-bound-on-closure-outlives-call.rs:11:1
|
LL | fn call_rec<F>(mut f: F) -> usize where F: FnMut(usize) -> usize {
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot return without recursing
LL | //~^ WARN function cannot return without recursing
LL | (|x| f(x))(call_rec(f)) //~ ERROR cannot move out of `f`
| ----------- recursive call site
|
= note: #[warn(unconditional_recursion)] on by default
= help: a `loop` may express intention better if this is on purpose
error[E0505]: cannot move out of `f` because it is borrowed
--> $DIR/region-bound-on-closure-outlives-call.rs:13:25
|
LL | (|x| f(x))(call_rec(f)) //~ ERROR cannot move out of `f`
| --- ^ move out of `f` occurs here
| |
| borrow of `f` occurs here
error: aborting due to previous error
For more information about this error, try `rustc --explain E0505`.