1 files changed, 0 insertions, 28 deletions
diff --git a/src/libcore/tuple.rs b/src/libcore/tuple.rs
index a2b6f0eb1a7..6da22657906 100644
--- a/src/libcore/tuple.rs
+++ b/src/libcore/tuple.rs
@@ -56,39 +56,11 @@ impl<T:Clone,U:Clone> Clone for (T, U) {
     }
 }
 
-#[cfg(stage0)]
-pub trait ImmutableTuple<T, U> {
-    fn first_ref(&self) -> &'self T;
-    fn second_ref(&self) -> &'self U;
-}
-
-#[cfg(stage0)]
-impl<T, U> ImmutableTuple<T, U> for (T, U) {
-    #[inline(always)]
-    fn first_ref(&self) -> &'self T {
-        match *self {
-            (ref t, _) => t,
-        }
-    }
-    #[inline(always)]
-    fn second_ref(&self) -> &'self U {
-        match *self {
-            (_, ref u) => u,
-        }
-    }
-}
-
-#[cfg(stage1)]
-#[cfg(stage2)]
-#[cfg(stage3)]
 pub trait ImmutableTuple<T, U> {
     fn first_ref<'a>(&'a self) -> &'a T;
     fn second_ref<'a>(&'a self) -> &'a U;
 }
 
-#[cfg(stage1)]
-#[cfg(stage2)]
-#[cfg(stage3)]
 impl<T, U> ImmutableTuple<T, U> for (T, U) {
     #[inline(always)]
     fn first_ref<'a>(&'a self) -> &'a T {