Updated for the latest rust.

Author: SSheldon

src/enumerator.rs

@@ -51,6 +51,8 @@ fn enumerate<'a, 'b: 'a, C: INSFastEnumeration>(object: &'b C,
         state: &mut NSFastEnumerationState<C::Item>,
         buf: &'a mut [*const C::Item]) -> Option<&'a [*const C::Item]> {
     let count: usize = unsafe {
+        // Reborrow state so that we don't move it
+        let state = &mut *state;
         msg_send![object, countByEnumeratingWithState:state
                                               objects:buf.as_mut_ptr()
                                                 count:buf.len()]