src/test/ui/self/arbitrary_self_types_unsized_struct.rs

   1 // run-pass
   2
   3 use std::rc::Rc;
   4
   5 struct Foo<T: ?Sized>(T);
   6
   7 impl Foo<[u8]> {
   8     fn len(self: Rc<Self>) -> usize {
   9         self.0.len()
  10     }
  11 }
  12
  13 fn main() {
  14     let rc = Rc::new(Foo([1u8,2,3])) as Rc<Foo<[u8]>>;
  15     assert_eq!(3, rc.len());
  16 }