| // run-pass | |
| // Ensure that we can do a destructuring bind of a fixed-size array, | |
| // even when the element type has a destructor. | |
| struct D { x: u8 } | |
| impl Drop for D { fn drop(&mut self) { } } | |
| fn main() { | |
| fn d(x: u8) -> D { D { x: x } } | |
| let d1 = foo([d(1), d(2), d(3), d(4)], 1); | |
| let d3 = foo([d(5), d(6), d(7), d(8)], 3); | |
| assert_eq!(d1.x, 2); | |
| assert_eq!(d3.x, 8); | |
| } | |
| fn foo([a, b, c, d]: [D; 4], i: usize) -> D { | |
| match i { | |
| 0 => a, | |
| 1 => b, | |
| 2 => c, | |
| 3 => d, | |
| _ => panic!("unmatched"), | |
| } | |
| } |