src/test/ui/nll/closure-requirements/escape-argument.stderr

   1 note: no external requirements
   2   --> $DIR/escape-argument.rs:26:38
   3    |
   4 LL |         let mut closure = expect_sig(|p, y| *p = y);
   5    |                                      ^^^^^^^^^^^^^
   6    |
   7    = note: defining type: test::{closure#0} with closure substs [
   8                i16,
   9                for<'r, 's> extern "rust-call" fn((&ReLateBound(DebruijnIndex(0), BrNamed('r)) mut &ReLateBound(DebruijnIndex(0), BrNamed('s)) i32, &ReLateBound(DebruijnIndex(0), BrNamed('s)) i32)),
  10                (),
  11            ]
  12
  13 note: no external requirements
  14   --> $DIR/escape-argument.rs:20:1
  15    |
  16 LL | / fn test() {
  17 LL | |     let x = 44;
  18 LL | |     let mut p = &x;
  19 LL | |
  20 ...  |
  21 LL | |     deref(p);
  22 LL | | }
  23    | |_^
  24    |
  25    = note: defining type: test
  26
  27 error[E0597]: `y` does not live long enough
  28   --> $DIR/escape-argument.rs:27:25
  29    |
  30 LL |         closure(&mut p, &y);
  31    |                         ^^ borrowed value does not live long enough
  32 LL |
  33 LL |     }
  34    |     - `y` dropped here while still borrowed
  35 LL |
  36 LL |     deref(p);
  37    |           - borrow later used here
  38
  39 error: aborting due to previous error
  40
  41 For more information about this error, try `rustc --explain E0597`.