---

yaml
---
r: 164770
b: refs/heads/try
c: f56f972
h: refs/heads/master
v: v3

Author: Jorge Aparicio

[refs]

@@ -2,7 +2,7 @@
 refs/heads/master: f8f2c7a9537c7f333b242f616aefb75a83860927
 refs/heads/snap-stage1: e33de59e47c5076a89eadeb38f4934f58a3618a6
 refs/heads/snap-stage3: 8443b09e361b96d1f9b7f45a65ed0d31c0e86e70
-refs/heads/try: c7b6eb38ff14b7225b7ccb86f9a2080fdba4a3e0
+refs/heads/try: f56f9728e626886a89be852e642b84be7be36ab8
 refs/tags/release-0.1: 1f5c5126e96c79d22cb7862f75304136e204f105
 refs/heads/dist-snap: ba4081a5a8573875fed17545846f6f6902c8ba8d
 refs/tags/release-0.2: c870d2dffb391e14efb05aa27898f1f6333a9596

branches/try/src/libcore/slice.rs

@@ -1725,15 +1725,17 @@ pub mod raw {
     use mem::transmute;
     use ptr::RawPtr;
     use raw::Slice;
+    use ops::FnOnce;
     use option::Option;
     use option::Option::{None, Some};
 
     /// Form a slice from a pointer and length (as a number of units,
     /// not bytes).
     #[inline]
     #[deprecated = "renamed to slice::from_raw_buf"]
-    pub unsafe fn buf_as_slice<T,U>(p: *const T, len: uint, f: |v: &[T]| -> U)
-                               -> U {
+    pub unsafe fn buf_as_slice<T, U, F>(p: *const T, len: uint, f: F) -> U where
+        F: FnOnce(&[T]) -> U,
+    {
         f(transmute(Slice {
             data: p,
             len: len
@@ -1744,12 +1746,9 @@ pub mod raw {
     /// not bytes).
     #[inline]
     #[deprecated = "renamed to slice::from_raw_mut_buf"]
-    pub unsafe fn mut_buf_as_slice<T,
-                                   U>(
-                                   p: *mut T,
-                                   len: uint,
-                                   f: |v: &mut [T]| -> U)
-                                   -> U {
+    pub unsafe fn mut_buf_as_slice<T, U, F>(p: *mut T, len: uint, f: F) -> U where
+        F: FnOnce(&mut [T]) -> U,
+    {
         f(transmute(Slice {
             data: p as *const T,
             len: len