New upstream version 1.44.1+dfsg1

[rustc.git] / src / test / ui / nll / closure-requirements / propagate-approximated-shorter-to-static-no-bound.stderr

note: external requirements
  --> $DIR/propagate-approximated-shorter-to-static-no-bound.rs:32:47
   |
LL |       establish_relationships(&cell_a, &cell_b, |_outlives, x, y| {
   |  _______________________________________________^
LL | |
LL | |
LL | |         // Only works if 'x: 'y:
LL | |         demand_y(x, y, x.get())
LL | |     });
   | |_____^
   |
   = note: defining type: supply::{{closure}}#0 with closure substs [
               i16,
               for<'r, 's, 't0, 't1, 't2> extern "rust-call" fn((&ReLateBound(DebruijnIndex(0), BrNamed('r)) std::cell::Cell<&'_#1r &ReLateBound(DebruijnIndex(0), BrNamed('s)) u32>, &ReLateBound(DebruijnIndex(0), BrNamed('t0)) std::cell::Cell<&ReLateBound(DebruijnIndex(0), BrNamed('s)) u32>, &ReLateBound(DebruijnIndex(0), BrNamed('t1)) std::cell::Cell<&ReLateBound(DebruijnIndex(0), BrNamed('t2)) u32>)),
               (),
           ]
   = note: late-bound region is '_#2r
   = note: late-bound region is '_#3r
   = note: number of external vids: 4
   = note: where '_#1r: '_#0r

note: no external requirements
  --> $DIR/propagate-approximated-shorter-to-static-no-bound.rs:31:1
   |
LL | / fn supply<'a, 'b>(cell_a: Cell<&'a u32>, cell_b: Cell<&'b u32>) {
LL | |     establish_relationships(&cell_a, &cell_b, |_outlives, x, y| {
LL | |
LL | |
...  |
LL | |     });
LL | | }
   | |_^
   |
   = note: defining type: supply

error[E0521]: borrowed data escapes outside of function
  --> $DIR/propagate-approximated-shorter-to-static-no-bound.rs:32:5
   |
LL |   fn supply<'a, 'b>(cell_a: Cell<&'a u32>, cell_b: Cell<&'b u32>) {
   |                     ------ `cell_a` is a reference that is only valid in the function body
LL | /     establish_relationships(&cell_a, &cell_b, |_outlives, x, y| {
LL | |
LL | |
LL | |         // Only works if 'x: 'y:
LL | |         demand_y(x, y, x.get())
LL | |     });
   | |______^ `cell_a` escapes the function body here
   |
   = help: consider replacing `'a` with `'static`

error: aborting due to previous error