struct with reference serialization

ipc/tests/binary.rs

@@ -14,6 +14,6 @@
 // You should have received a copy of the GNU General Public License
 // along with Parity.  If not, see <http://www.gnu.org/licenses/>.
 
-#![allow(dead_code, unused_assignments)] // codegen issues
+#![allow(dead_code, unused_assignments, unused_variables)] // codegen issues
 
 include!(concat!(env!("OUT_DIR"), "/binary.rs"));

ipc/tests/binary.rs.in

@@ -31,3 +31,8 @@ pub struct DoubleRoot {
 	pub x2: u64,
 	pub x3: u32,
 }
+
+#[derive(Binary, PartialEq, Debug)]
+pub struct ReferenceStruct<'a> {
+	pub ref_data: &'a u64,
+}