tests/ui/closures/old-closure-fn-coerce.rs

   1 // run-pass
   2 #![allow(unused_braces)]
   3
   4 fn force<F>(f: F) -> isize where F: FnOnce() -> isize { return f(); }
   5
   6 pub fn main() {
   7     fn f() -> isize { return 7; }
   8     assert_eq!(force(f), 7);
   9     let g = {||force(f)};
  10     assert_eq!(g(), 7);
  11 }