| // run-pass | |
| #![feature(unboxed_closures)] | |
| #![feature(fn_traits)] | |
| struct Test; | |
| impl FnOnce<(u32, u32)> for Test { | |
| type Output = u32; | |
| extern "rust-call" fn call_once(self, (a, b): (u32, u32)) -> u32 { | |
| a + b | |
| } | |
| } | |
| fn main() { | |
| assert_eq!(Test(1u32, 2u32), 3u32); | |
| } |