---

yaml
---
r: 48630
b: refs/heads/snap-stage3
c: c88ce30
h: refs/heads/master
v: v3

Author: brson

[refs]

@@ -1,7 +1,7 @@
 ---
 refs/heads/master: 3bbcac322669cff3abde5be937cc4ec3860f3985
 refs/heads/snap-stage1: e33de59e47c5076a89eadeb38f4934f58a3618a6
-refs/heads/snap-stage3: e9a0db6abd40913f3b366a62ebf0f59adac57bb6
+refs/heads/snap-stage3: c88ce30c485b8df5f6dfa55d216c19c10cafe5dd
 refs/heads/try: 2a8fb58d79e685d5ca07b039badcf2ae3ef077ea
 refs/tags/release-0.1: 1f5c5126e96c79d22cb7862f75304136e204f105
 refs/heads/ndm: f3868061cd7988080c30d6d5bf352a5a5fe2460b

branches/snap-stage3/src/libcore/cell.rs

@@ -15,7 +15,6 @@ use prelude::*;
 ///
 /// Similar to a mutable option type, but friendlier.
 
-#[deriving_eq]
 pub struct Cell<T> {
     mut value: Option<T>
 }

branches/snap-stage3/src/libcore/vec.rs

@@ -2145,6 +2145,20 @@ pub mod raw {
         f(*v)
     }
 
+    /**
+     * Form a slice from a pointer and length (as a number of units,
+     * not bytes).
+     */
+    #[inline(always)]
+    pub unsafe fn mut_buf_as_slice<T,U>(p: *mut T,
+                                        len: uint,
+                                        f: &fn(v: &mut [T]) -> U) -> U {
+        let pair = (p, len * sys::nonzero_size_of::<T>());
+        let v : *(&blk/mut [T]) =
+            ::cast::reinterpret_cast(&addr_of(&pair));
+        f(*v)
+    }
+
     /**
      * Unchecked vector indexing.
      */