| note: external requirements |
| --> $DIR/ty-param-closure-outlives-from-return-type.rs:26:23 |
| | |
| LL | with_signature(x, |y| y) |
| | ^^^ |
| | |
| = note: defining type: no_region::<'?1, T>::{closure#0} with closure args [ |
| i32, |
| extern "rust-call" fn((std::boxed::Box<T>,)) -> std::boxed::Box<(dyn std::fmt::Debug + '?2)>, |
| (), |
| ] |
| = note: number of external vids: 3 |
| = note: where T: '?2 |
| |
| note: no external requirements |
| --> $DIR/ty-param-closure-outlives-from-return-type.rs:15:1 |
| | |
| LL | / fn no_region<'a, T>(x: Box<T>) -> Box<dyn Debug + 'a> |
| LL | | where |
| LL | | T: Debug, |
| | |_____________^ |
| | |
| = note: defining type: no_region::<'?1, T> |
| |
| error[E0309]: the parameter type `T` may not live long enough |
| --> $DIR/ty-param-closure-outlives-from-return-type.rs:26:27 |
| | |
| LL | fn no_region<'a, T>(x: Box<T>) -> Box<dyn Debug + 'a> |
| | -- the parameter type `T` must be valid for the lifetime `'a` as defined here... |
| ... |
| LL | with_signature(x, |y| y) |
| | ^ ...so that the type `T` will meet its required lifetime bounds |
| | |
| help: consider adding an explicit lifetime bound |
| | |
| LL | T: Debug + 'a, |
| | ++++ |
| |
| error[E0309]: the parameter type `T` may not live long enough |
| --> $DIR/ty-param-closure-outlives-from-return-type.rs:41:5 |
| | |
| LL | fn wrong_region<'a, 'b, T>(x: Box<T>) -> Box<Debug + 'a> |
| | -- the parameter type `T` must be valid for the lifetime `'a` as defined here... |
| ... |
| LL | x |
| | ^ ...so that the type `T` will meet its required lifetime bounds |
| | |
| help: consider adding an explicit lifetime bound |
| | |
| LL | T: 'b + Debug + 'a, |
| | ++++ |
| |
| error: aborting due to 2 previous errors |
| |
| For more information about this error, try `rustc --explain E0309`. |