| // run-pass | |
| #![feature(lang_items)] | |
| fn a<F:Fn(isize, isize) -> isize>(f: F) -> isize { | |
| f(1, 2) | |
| } | |
| fn b<F:FnMut(isize, isize) -> isize>(mut f: F) -> isize { | |
| f(3, 4) | |
| } | |
| fn c<F:FnOnce(isize, isize) -> isize>(f: F) -> isize { | |
| f(5, 6) | |
| } | |
| fn main() { | |
| let z: isize = 7; | |
| assert_eq!(a(move |x: isize, y| x + y + z), 10); | |
| assert_eq!(b(move |x: isize, y| x + y + z), 14); | |
| assert_eq!(c(move |x: isize, y| x + y + z), 18); | |
| } |