src/test/ui/rfc1623-2.stderr

   1 error[E0106]: missing lifetime specifier
   2   --> $DIR/rfc1623-2.rs:8:42
   3    |
   4 LL | static NON_ELIDABLE_FN: &fn(&u8, &u8) -> &u8 =
   5    |                             ---  ---     ^ expected named lifetime parameter
   6    |
   7    = 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
   8    = note: for more information on higher-ranked polymorphism, visit https://doc.rust-lang.org/nomicon/hrtb.html
   9 help: consider making the type lifetime-generic with a new `'a` lifetime
  10    |
  11 LL | static NON_ELIDABLE_FN: &for<'a> fn(&'a u8, &'a u8) -> &'a u8 =
  12    |                          +++++++     ++      ++         ++
  13
  14 error[E0106]: missing lifetime specifier
  15   --> $DIR/rfc1623-2.rs:10:39
  16    |
  17 LL |     &(non_elidable as fn(&u8, &u8) -> &u8);
  18    |                          ---  ---     ^ expected named lifetime parameter
  19    |
  20    = 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
  21 help: consider making the type lifetime-generic with a new `'a` lifetime
  22    |
  23 LL |     &(non_elidable as for<'a> fn(&'a u8, &'a u8) -> &'a u8);
  24    |                       +++++++     ++      ++         ++
  25
  26 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`
  27   --> $DIR/rfc1623-2.rs:10:6
  28    |
  29 LL |     &(non_elidable as fn(&u8, &u8) -> &u8);
  30    |      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ invalid cast
  31
  32 error: aborting due to 3 previous errors
  33
  34 Some errors have detailed explanations: E0106, E0605.
  35 For more information about an error, try `rustc --explain E0106`.