tests/ui/generic-associated-types/issue-74684-1.rs

   1 trait Fun {
   2     type F<'a>: ?Sized;
   3
   4     fn identity<'a>(t: &'a Self::F<'a>) -> &'a Self::F<'a> { t }
   5 }
   6
   7 impl <T> Fun for T {
   8     type F<'a> = [u8];
   9 }
  10
  11 fn bug<'a, T: ?Sized + Fun<F<'a> = [u8]>>(_ : Box<T>) -> &'static T::F<'a> {
  12     let a = [0; 1];
  13     let _x = T::identity(&a);
  14       //~^ ERROR: `a` does not live long enough
  15     todo!()
  16 }
  17
  18
  19 fn main() {
  20     let x = 10;
  21
  22     bug(Box::new(x));
  23 }