From 9c04454e7bb4aeb6592bc0164fce182d0a83e754 Mon Sep 17 00:00:00 2001
From: Patrick Walton <pcwalton@mimiga.net>
Date: Mon, 27 Aug 2012 17:33:22 -0700
Subject: [PATCH] libcore: Implement equality for pointers

---
 src/libcore/ptr.rs | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/libcore/ptr.rs b/src/libcore/ptr.rs
index 5dcd0a527244..0a2ffd1d9045 100644
--- a/src/libcore/ptr.rs
+++ b/src/libcore/ptr.rs
@@ -18,6 +18,7 @@ export buf_len;
 export position;
 export Ptr;
 
+import cmp::Eq;
 import libc::{c_void, size_t};
 
 #[nolink]
@@ -170,6 +171,11 @@ impl<T> *T: Ptr {
     pure fn is_not_null() -> bool { is_not_null(self) }
 }
 
+// Equality for pointers
+impl<T: Eq> *T : Eq {
+    pure fn eq(&&other: *T) -> bool { self == other }
+}
+
 #[test]
 fn test() {
     unsafe {