---

yaml
---
r: 13693
b: refs/heads/master
c: b837f37
h: refs/heads/master
i:
  13691: 924014d
v: v3

Author: eholk

[refs]

@@ -1,5 +1,5 @@
 ---
-refs/heads/master: b19c98ea9a90cfb018c255af1c9d885076ef9b11
+refs/heads/master: b837f37d404bd74eec95496281814f268dbdcd23
 refs/heads/snap-stage1: e33de59e47c5076a89eadeb38f4934f58a3618a6
 refs/heads/snap-stage3: 4a81779abd786ff22d71434c6d9a5917ea4cdfff
 refs/heads/try: 2898dcc5d97da9427ac367542382b6239d9c0bbf

trunk/src/libcore/vec.rs

@@ -255,18 +255,14 @@ pure fn slice<T: copy>(v: [const T]/&, start: uint, end: uint) -> [T] {
     assert (start <= end);
     assert (end <= len(v));
     let mut result = [];
-
-//    unchecked {
-//        push_all(result, view(v, start, end));
-//    }
-
-    let mut i = start;
-    while i < end { result += [v[i]]; i += 1u; }
+    unchecked {
+        push_all(result, view(v, start, end));
+    }
     ret result;
 }
 
 #[doc = "Return a slice that points into another slice."]
-pure fn view<T: copy>(v: [const T]/&a, start: uint, end: uint) -> [T]/&a {
+pure fn view<T: copy>(v: [const T]/&, start: uint, end: uint) -> [T]/&a {
     assert (start <= end);
     assert (end <= len(v));
     unpack_slice(v) {|p, _len|