| error[E0716]: temporary value dropped while borrowed |
| --> $DIR/static-reference-to-fn-2.rs:18:22 |
| | |
| LL | fn state1(self_: &mut StateMachineIter) -> Option<&'static str> { |
| | ----- has type `&mut StateMachineIter<'1>` |
| LL | self_.statefn = &id(state2 as StateMachineFunc); |
| | -----------------^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^- temporary value is freed at the end of this statement |
| | | | |
| | | creates a temporary value which is freed while still in use |
| | assignment requires that borrow lasts for `'1` |
| |
| error[E0716]: temporary value dropped while borrowed |
| --> $DIR/static-reference-to-fn-2.rs:24:22 |
| | |
| LL | fn state2(self_: &mut StateMachineIter) -> Option<(&'static str)> { |
| | ----- has type `&mut StateMachineIter<'1>` |
| LL | self_.statefn = &id(state3 as StateMachineFunc); |
| | -----------------^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^- temporary value is freed at the end of this statement |
| | | | |
| | | creates a temporary value which is freed while still in use |
| | assignment requires that borrow lasts for `'1` |
| |
| error[E0716]: temporary value dropped while borrowed |
| --> $DIR/static-reference-to-fn-2.rs:30:22 |
| | |
| LL | fn state3(self_: &mut StateMachineIter) -> Option<(&'static str)> { |
| | ----- has type `&mut StateMachineIter<'1>` |
| LL | self_.statefn = &id(finished as StateMachineFunc); |
| | -----------------^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^- temporary value is freed at the end of this statement |
| | | | |
| | | creates a temporary value which is freed while still in use |
| | assignment requires that borrow lasts for `'1` |
| |
| error[E0515]: cannot return value referencing temporary value |
| --> $DIR/static-reference-to-fn-2.rs:40:5 |
| | |
| LL | / StateMachineIter { |
| LL | | |
| LL | | statefn: &id(state1 as StateMachineFunc) |
| | | ------------------------------ temporary value created here |
| LL | | } |
| | |_____^ returns a value referencing data owned by the current function |
| | |
| = help: use `.collect()` to allocate the iterator |
| |
| error: aborting due to 4 previous errors |
| |
| Some errors have detailed explanations: E0515, E0716. |
| For more information about an error, try `rustc --explain E0515`. |