src/test/ui/regions/regions-proc-bound-capture.rs

   1 fn borrowed_proc<'a>(x: &'a isize) -> Box<dyn FnMut()->(isize) + 'a> {
   2     // This is legal, because the region bound on `proc`
   3     // states that it captures `x`.
   4     Box::new(move|| { *x })
   5 }
   6
   7 fn static_proc(x: &isize) -> Box<dyn FnMut() -> (isize) + 'static> {
   8     // This is illegal, because the region bound on `proc` is 'static.
   9     Box::new(move || { *x })
  10     //~^ ERROR lifetime may not live long enough
  11 }
  12
  13 fn main() { }