From cae273abc04fc606a73db5fb4b34a464f83d3488 Mon Sep 17 00:00:00 2001
From: Daniel Micay <danielmicay@gmail.com>
Date: Mon, 14 Jan 2013 21:12:49 -0500
Subject: [PATCH] clean up equality code a bit

---
 src/libstd/treemap.rs | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/src/libstd/treemap.rs b/src/libstd/treemap.rs
index a954860a789..1f7b001918c 100644
--- a/src/libstd/treemap.rs
+++ b/src/libstd/treemap.rs
@@ -42,9 +42,8 @@ pub struct TreeMap<K: Ord, V> {
 impl <K: Eq Ord, V: Eq> TreeMap<K, V>: Eq {
     pure fn eq(&self, other: &TreeMap<K, V>) -> bool {
         if self.len() != other.len() {
-            return false
-        }
-        unsafe { // purity workaround
+            false
+        } else unsafe { // unsafe used as a purity workaround
             let mut x = self.iter();
             let mut y = other.iter();
             for self.len().times {