rust/tests/ui/rfcs/rfc-1623-static/rfc1623-3.stderr

36 lines
1.7 KiB
Plaintext

error[E0106]: missing lifetime specifier
--> $DIR/rfc1623-3.rs:8:42
|
LL | static NON_ELIDABLE_FN: &fn(&u8, &u8) -> &u8 =
| --- --- ^ expected named lifetime parameter
|
= help: this function's return type contains a borrowed value, but the signature does not say whether it is borrowed from argument 1 or argument 2
= note: for more information on higher-ranked polymorphism, visit https://doc.rust-lang.org/nomicon/hrtb.html
help: consider making the type lifetime-generic with a new `'a` lifetime
|
LL | static NON_ELIDABLE_FN: &for<'a> fn(&'a u8, &'a u8) -> &'a u8 =
| +++++++ ++ ++ ++
error[E0106]: missing lifetime specifier
--> $DIR/rfc1623-3.rs:10:39
|
LL | &(non_elidable as fn(&u8, &u8) -> &u8);
| --- --- ^ expected named lifetime parameter
|
= help: this function's return type contains a borrowed value, but the signature does not say whether it is borrowed from argument 1 or argument 2
help: consider making the type lifetime-generic with a new `'a` lifetime
|
LL | &(non_elidable as for<'a> fn(&'a u8, &'a u8) -> &'a u8);
| +++++++ ++ ++ ++
error[E0605]: non-primitive cast: `for<'a, 'b> fn(&'a u8, &'b u8) -> &'a u8 {non_elidable}` as `for<'a, 'b> fn(&'a u8, &'b u8) -> &u8`
--> $DIR/rfc1623-3.rs:10:6
|
LL | &(non_elidable as fn(&u8, &u8) -> &u8);
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ invalid cast
error: aborting due to 3 previous errors
Some errors have detailed explanations: E0106, E0605.
For more information about an error, try `rustc --explain E0106`.