| error[E0310]: the parameter type `T` may not live long enough |
| --> $DIR/issue_74400.rs:12:5 |
| | |
| LL | f(data, identity) |
| | ^^^^^^^^^^^^^^^^^ |
| | | |
| | the parameter type `T` must be valid for the static lifetime... |
| | ...so that the type `T` will meet its required lifetime bounds |
| | |
| help: consider adding an explicit lifetime bound |
| | |
| LL | fn g<T: 'static>(data: &[T]) { |
| | +++++++++ |
| |
| error[E0310]: the parameter type `T` may not live long enough |
| --> $DIR/issue_74400.rs:12:5 |
| | |
| LL | f(data, identity) |
| | ^^^^^^^^^^^^^^^^^ |
| | | |
| | the parameter type `T` must be valid for the static lifetime... |
| | ...so that the type `T` will meet its required lifetime bounds |
| | |
| = note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no` |
| help: consider adding an explicit lifetime bound |
| | |
| LL | fn g<T: 'static>(data: &[T]) { |
| | +++++++++ |
| |
| error[E0310]: the parameter type `T` may not live long enough |
| --> $DIR/issue_74400.rs:12:5 |
| | |
| LL | f(data, identity) |
| | ^^^^^^^^^^^^^^^^^ |
| | | |
| | the parameter type `T` must be valid for the static lifetime... |
| | ...so that the type `T` will meet its required lifetime bounds |
| | |
| = note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no` |
| help: consider adding an explicit lifetime bound |
| | |
| LL | fn g<T: 'static>(data: &[T]) { |
| | +++++++++ |
| |
| error[E0308]: mismatched types |
| --> $DIR/issue_74400.rs:12:5 |
| | |
| LL | f(data, identity) |
| | ^^^^^^^^^^^^^^^^^ one type is more general than the other |
| | |
| = note: expected trait `for<'a> Fn(&'a T)` |
| found trait `Fn(&T)` |
| note: the lifetime requirement is introduced here |
| --> $DIR/issue_74400.rs:8:34 |
| | |
| LL | fn f<T, S>(data: &[T], key: impl Fn(&T) -> S) { |
| | ^^^^^^^^^^^ |
| |
| error: implementation of `FnOnce` is not general enough |
| --> $DIR/issue_74400.rs:12:5 |
| | |
| LL | f(data, identity) |
| | ^^^^^^^^^^^^^^^^^ implementation of `FnOnce` is not general enough |
| | |
| = note: `fn(&'2 T) -> &'2 T {identity::<&'2 T>}` must implement `FnOnce<(&'1 T,)>`, for any lifetime `'1`... |
| = note: ...but it actually implements `FnOnce<(&'2 T,)>`, for some specific lifetime `'2` |
| |
| error: aborting due to 5 previous errors |
| |
| Some errors have detailed explanations: E0308, E0310. |
| For more information about an error, try `rustc --explain E0308`. |