auto merge of #12637 : pcwalton/rust/devecing, r=alexcrichton

r? @alexcrichton

1 files changed, 8 insertions, 0 deletions

diff --git a/src/libstd/hash/mod.rs b/src/libstd/hash/mod.rs
index 027a1d9010e..0d319c5d74e 100644
--- a/src/libstd/hash/mod.rs
+++ b/src/libstd/hash/mod.rs
@@ -70,6 +70,7 @@ use option::{Option, Some, None};
 use rc::Rc;
 use str::{Str, StrSlice};
 use vec::{Vector, ImmutableVector};
+use vec_ng::Vec;
 
 /// Reexport the `sip::hash` function as our default hasher.
 pub use hash = self::sip::hash;
@@ -207,6 +208,13 @@ impl<S: Writer, T: Hash<S>> Hash<S> for ~[T] {
     }
 }
 
+impl<S: Writer, T: Hash<S>> Hash<S> for Vec<T> {
+    #[inline]
+    fn hash(&self, state: &mut S) {
+        self.as_slice().hash(state);
+    }
+}
+
 impl<'a, S: Writer, T: Hash<S>> Hash<S> for &'a T {
     #[inline]
     fn hash(&self, state: &mut S) {