---

yaml
---
r: 225937
b: refs/heads/stable
c: 153de4c
h: refs/heads/master
i:
  225935: fe80f32
v: v3

Author: alexcrichton

[refs]

@@ -29,6 +29,6 @@ refs/heads/tmp: e5d90d98402475b6e154ce216f9efcb80da1a747
 refs/tags/1.0.0-alpha.2: 4c705f6bc559886632d3871b04f58aab093bfa2f
 refs/tags/homu-tmp: 1fe32ca12c51afcd761d9962f51a74ff0d07a591
 refs/tags/1.0.0-beta: 8cbb92b53468ee2b0c2d3eeb8567005953d40828
-refs/heads/stable: 669d1cd9e28aa6a6aa181c29b9d68edd33491f6f
+refs/heads/stable: 153de4c5d9e7846a029f9c79fb9940f72f5961f9
 refs/tags/1.0.0: 55bd4f8ff2b323f317ae89e254ce87162d52a375
 refs/tags/1.1.0: bc3c16f09287e5545c1d3f76b7abd54f2eca868b

branches/stable/src/libcore/mem.rs

@@ -462,6 +462,10 @@ pub unsafe fn transmute_copy<T, U>(src: &T) -> U {
 #[unstable(feature = "copy_lifetime",
            reason = "this function may be removed in the future due to its \
                      questionable utility")]
+#[deprecated(since = "1.2.0",
+             reason = "unclear that this function buys more safety and \
+                       lifetimes are generally not handled as such in unsafe \
+                       code today")]
 pub unsafe fn copy_lifetime<'a, S: ?Sized, T: ?Sized + 'a>(_ptr: &'a S,
                                                         ptr: &T) -> &'a T {
     transmute(ptr)
@@ -472,6 +476,10 @@ pub unsafe fn copy_lifetime<'a, S: ?Sized, T: ?Sized + 'a>(_ptr: &'a S,
 #[unstable(feature = "copy_lifetime",
            reason = "this function may be removed in the future due to its \
                      questionable utility")]
+#[deprecated(since = "1.2.0",
+             reason = "unclear that this function buys more safety and \
+                       lifetimes are generally not handled as such in unsafe \
+                       code today")]
 pub unsafe fn copy_mut_lifetime<'a, S: ?Sized, T: ?Sized + 'a>(_ptr: &'a S,
                                                                ptr: &mut T)
                                                               -> &'a mut T