---

yaml
---
r: 33748
b: refs/heads/snap-stage3
c: 333d268
h: refs/heads/master
v: v3

Author: jesse99

[refs]

@@ -1,7 +1,7 @@
 ---
 refs/heads/master: cd6f24f9d14ac90d167386a56e7a6ac1f0318195
 refs/heads/snap-stage1: e33de59e47c5076a89eadeb38f4934f58a3618a6
-refs/heads/snap-stage3: 6d99a2f8a99baedab90fb8bd6cb6e1507fad736b
+refs/heads/snap-stage3: 333d268b3ef5846fc22c73c01f69a12bf11f6b9d
 refs/heads/try: d324a424d8f84b1eb049b12cf34182bda91b0024
 refs/tags/release-0.1: 1f5c5126e96c79d22cb7862f75304136e204f105
 refs/heads/ndm: f3868061cd7988080c30d6d5bf352a5a5fe2460b

branches/snap-stage3/src/libstd/sort.rs

@@ -13,10 +13,10 @@ type Le<T> = pure fn(v1: &T, v2: &T) -> bool;
  * Has worst case O(n log n) performance, best case O(n), but
  * is not space efficient. This is a stable sort.
  */
-pub fn merge_sort<T: Copy>(v: &[const T], le: Le<T>) -> ~[T] {
+pub pure fn merge_sort<T: Copy>(v: &[const T], le: Le<T>) -> ~[T] {
     type Slice = (uint, uint);
 
-    return merge_sort_(v, (0u, len(v)), le);
+    unsafe {return merge_sort_(v, (0u, len(v)), le);}
 
     fn merge_sort_<T: Copy>(v: &[const T], slice: Slice, le: Le<T>)
         -> ~[T] {