From 15d12e53229890b23340960d3731b37958e44380 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?S=C3=A9bastien=20Crozet?= <developer@crozet.re>
Date: Thu, 28 Nov 2013 20:14:25 +0100
Subject: [PATCH] Implement AbsoluteRotate for Identity.

---
 src/structs/mat.rs | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/src/structs/mat.rs b/src/structs/mat.rs
index 855bb8f2..baf2c1c5 100644
--- a/src/structs/mat.rs
+++ b/src/structs/mat.rs
@@ -18,17 +18,13 @@ mod mat_macros;
 
 /// Special identity matrix. All its operation are no-ops.
 #[deriving(Eq, Encodable, Decodable, Clone, DeepClone, Rand, Zero, ToStr)]
-pub struct Identity {
-    unused: uint // XXX: zero-sized structures ICE when used cross-crate.
-}
+pub struct Identity;
 
 impl Identity {
     /// Creates a new identity matrix.
     #[inline]
     pub fn new() -> Identity {
-        Identity {
-            unused: 0
-        }
+        Identity
     }
 }