diff --git a/src/libcore/any.rs b/src/libcore/any.rs
index ed743f40a4bc..2657cd534837 100644
--- a/src/libcore/any.rs
+++ b/src/libcore/any.rs
@@ -263,6 +263,14 @@ fn test_show() {
         let s = format!("{}", b);
         assert_eq!(s.as_slice(), "&Any");
     }
+
+    #[test]
+    fn any_fixed_vec() {
+        let test = [0u, ..8];
+        let test = &test as &Any;
+        assert!(test.is::<[uint, ..8]>());
+        assert!(!test.is::<[uint, ..10]>());
+    }
 }
 
 #[cfg(test)]
diff --git a/src/librustc/middle/ty.rs b/src/librustc/middle/ty.rs
index e3d94c73bb4e..485011e1cb39 100644
--- a/src/librustc/middle/ty.rs
+++ b/src/librustc/middle/ty.rs
@@ -4514,9 +4514,10 @@ pub fn hash_crate_independent(tcx: &ctxt, t: t, svh: &Svh) -> u64 {
             ty_uniq(_) => {
                 byte!(10);
             }
-            ty_vec(m, Some(_)) => {
+            ty_vec(m, Some(n)) => {
                 byte!(11);
                 mt(&mut state, m);
+                n.hash(&mut state);
                 1u8.hash(&mut state);
             }
             ty_vec(m, None) => {