1 files changed, 11 insertions, 1 deletions
diff --git a/src/libstd/vec.rs b/src/libstd/vec.rs
index d220ebd0d1e..fe122c7873a 100644
--- a/src/libstd/vec.rs
+++ b/src/libstd/vec.rs
@@ -22,7 +22,7 @@ use mem::{size_of, move_val_init};
 use mem;
 use num;
 use num::{CheckedMul, CheckedAdd};
-use ops::Drop;
+use ops::{Add, Drop};
 use option::{None, Option, Some, Expect};
 use ptr::RawPtr;
 use ptr;
@@ -1370,6 +1370,16 @@ impl<T> Vector<T> for Vec<T> {
     }
 }
 
+impl<T: Clone, V: Vector<T>> Add<V, Vec<T>> for Vec<T> {
+    #[inline]
+    fn add(&self, rhs: &V) -> Vec<T> {
+        let mut res = Vec::with_capacity(self.len() + rhs.as_slice().len());
+        res.push_all(self.as_slice());
+        res.push_all(rhs.as_slice());
+        res
+    }
+}
+
 #[unsafe_destructor]
 impl<T> Drop for Vec<T> {
     fn drop(&mut self) {