src/test/ui/moves/move-out-of-array-1.rs

   1 // Ensure that we cannot move out of a fixed-size array (especially
   2 // when the element type has a destructor).
   3
   4
   5 struct D { _x: u8 }
   6
   7 impl Drop for D { fn drop(&mut self) { } }
   8
   9 fn main() {
  10     fn d() -> D { D { _x: 0 } }
  11
  12     let _d1 = foo([d(), d(), d(), d()], 1);
  13     let _d3 = foo([d(), d(), d(), d()], 3);
  14 }
  15
  16 fn foo(a: [D; 4], i: usize) -> D {
  17     a[i] //~ ERROR cannot move out of type `[D; 4]`, a non-copy array
  18 }