2 #![feature(lang_items)]
4 fn a<F:Fn(isize, isize) -> isize>(f: F) -> isize {
8 fn b<F:FnMut(isize, isize) -> isize>(mut f: F) -> isize {
12 fn c<F:FnOnce(isize, isize) -> isize>(f: F) -> isize {
18 assert_eq!(a(move |x: isize, y| x + y + z), 10);
19 assert_eq!(b(move |x: isize, y| x + y + z), 14);
20 assert_eq!(c(move |x: isize, y| x + y + z), 18);