---

yaml
---
r: 149054
b: refs/heads/try2
c: 07c5e5d
h: refs/heads/master
v: v3

Author: brson

[refs]

@@ -5,7 +5,7 @@ refs/heads/snap-stage3: 78a7676898d9f80ab540c6df5d4c9ce35bb50463
 refs/heads/try: 519addf6277dbafccbb4159db4b710c37eaa2ec5
 refs/tags/release-0.1: 1f5c5126e96c79d22cb7862f75304136e204f105
 refs/heads/ndm: f3868061cd7988080c30d6d5bf352a5a5fe2460b
-refs/heads/try2: 1b7733109d7b692c2ddd404f1bb6c751c3194750
+refs/heads/try2: 07c5e5d81363b6cdbca64637832620ab4870d258
 refs/heads/dist-snap: ba4081a5a8573875fed17545846f6f6902c8ba8d
 refs/tags/release-0.2: c870d2dffb391e14efb05aa27898f1f6333a9596
 refs/tags/release-0.3: b5f0d0f648d9a6153664837026ba1be43d3e2503

branches/try2/src/libstd/util.rs

@@ -26,19 +26,16 @@ pub fn id<T>(x: T) -> T { x }
 pub fn swap<T>(x: &mut T, y: &mut T) {
     unsafe {
         // Give ourselves some scratch space to work with
-        let mut tmp: T = mem::uninit();
-        let t: *mut T = &mut tmp;
+        let mut t: T = mem::uninit();
 
         // Perform the swap, `&mut` pointers never alias
-        let x_raw: *mut T = x;
-        let y_raw: *mut T = y;
-        ptr::copy_nonoverlapping_memory(t, &*x_raw, 1);
-        ptr::copy_nonoverlapping_memory(x, &*y_raw, 1);
-        ptr::copy_nonoverlapping_memory(y, &*t, 1);
+        ptr::copy_nonoverlapping_memory(&mut t, &*x, 1);
+        ptr::copy_nonoverlapping_memory(x, &*y, 1);
+        ptr::copy_nonoverlapping_memory(y, &t, 1);
 
         // y and t now point to the same thing, but we need to completely forget `tmp`
         // because it's no longer relevant.
-        cast::forget(tmp);
+        cast::forget(t);
     }
 }