Change unsafe functions to safe functions

rust-lang · May 16, 2013 · f097f43 · f097f43 · bors · May 16, 2013
1 parent c18e44b
commit f097f43
Showing 1 changed file with 15 additions and 9 deletions.
diff --git a/src/libcore/vec.rs b/src/libcore/vec.rs
@@ -2546,23 +2546,29 @@ pub mod raw {
      * would also make any pointers to it invalid.
      */
     #[inline(always)]
-    pub unsafe fn to_ptr<T>(v: &[T]) -> *T {
-        let repr: **SliceRepr = transmute(&v);
-        transmute(&((**repr).data))
+    pub fn to_ptr<T>(v: &[T]) -> *T {
+        unsafe {
+            let repr: **SliceRepr = transmute(&v);
+            transmute(&((**repr).data))
+        }
     }
 
     /** see `to_ptr()` */
     #[inline(always)]
-    pub unsafe fn to_const_ptr<T>(v: &const [T]) -> *const T {
-        let repr: **SliceRepr = transmute(&v);
-        transmute(&((**repr).data))
+    pub fn to_const_ptr<T>(v: &const [T]) -> *const T {
+        unsafe {
+            let repr: **SliceRepr = transmute(&v);
+            transmute(&((**repr).data))
+        }
     }
 
     /** see `to_ptr()` */
     #[inline(always)]
-    pub unsafe fn to_mut_ptr<T>(v: &mut [T]) -> *mut T {
-        let repr: **SliceRepr = transmute(&v);
-        transmute(&((**repr).data))
+    pub fn to_mut_ptr<T>(v: &mut [T]) -> *mut T {
+        unsafe {
+            let repr: **SliceRepr = transmute(&v);
+            transmute(&((**repr).data))
+        }
     }
 
     /**