From dd355700cf4f1fa1744cdeb165b68898fa30a9d1 Mon Sep 17 00:00:00 2001
From: Huon Wilson <dbau.pp+github@gmail.com>
Date: Tue, 17 Dec 2013 08:33:50 +1100
Subject: std::vec: make init_elem nicer by doing fewer moves.

---
 src/libstd/vec.rs | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

(limited to 'src/libstd')

diff --git a/src/libstd/vec.rs b/src/libstd/vec.rs
index 2a0f575cdde..8722109736c 100644
--- a/src/libstd/vec.rs
+++ b/src/libstd/vec.rs
@@ -2196,11 +2196,7 @@ impl<'a,T> MutableVector<'a, T> for &'a mut [T] {
 
     #[inline]
     unsafe fn init_elem(self, i: uint, val: T) {
-        let mut alloc = Some(val);
-        self.as_mut_buf(|p, _len| {
-            intrinsics::move_val_init(&mut(*ptr::mut_offset(p, i as int)),
-                                      alloc.take_unwrap());
-        })
+        intrinsics::move_val_init(&mut (*self.as_mut_ptr().offset(i as int)), val);
     }
 
     #[inline]
-- 
cgit 1.4.1-3-g733a5