---

yaml
---
r: 23671
b: refs/heads/master
c: f03ed73
h: refs/heads/master
i:
  23669: c3fabd9
  23667: db3bff3
  23663: bde60ee
v: v3

Author: pcwalton

[refs]

@@ -1,5 +1,5 @@
 ---
-refs/heads/master: 1397c83f11c647ba6f9e1362ac551d4454682947
+refs/heads/master: f03ed73c5efdd209907ad353b334a0c6cf474bc7
 refs/heads/snap-stage1: e33de59e47c5076a89eadeb38f4934f58a3618a6
 refs/heads/snap-stage3: cd6f24f9d14ac90d167386a56e7a6ac1f0318195
 refs/heads/try: ffbe0e0e00374358b789b0037bcb3a577cd218be

trunk/src/libcore/ptr.rs

@@ -2,6 +2,7 @@
 
 export addr_of;
 export to_unsafe_ptr;
+export to_mut_unsafe_ptr;
 export mut_addr_of;
 export offset;
 export const_offset;
@@ -132,14 +133,22 @@ unsafe fn memset<T>(dst: *mut T, c: int, count: uint)  {
   Transform a region pointer - &T - to an unsafe pointer - *T.
   This is safe, but is implemented with an unsafe block due to
   reinterpret_cast.
-
-  ("assimilate" because it makes the pointer forget its region.)
 */
 #[inline(always)]
 fn to_unsafe_ptr<T>(thing: &T) -> *T unsafe {
     unsafe::reinterpret_cast(&thing)
 }
 
+/**
+  Transform a mutable region pointer - &mut T - to a mutable unsafe pointer -
+  *mut T. This is safe, but is implemented with an unsafe block due to
+  reinterpret_cast.
+*/
+#[inline(always)]
+fn to_mut_unsafe_ptr<T>(thing: &mut T) -> *mut T unsafe {
+    unsafe::reinterpret_cast(thing)
+}
+
 /**
   Cast a region pointer - &T - to a uint.
   This is safe, but is implemented with an unsafe block due to