Add a test for vstore, which already works

Author: jld

src/test/run-pass/const-enum-vec-ptr.rs

@@ -0,0 +1,23 @@
+// Copyright 2013 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution and at
+// http://rust-lang.org/COPYRIGHT.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+enum E { V1(int), V0 }
+const C: &static/[E] = &[V0, V1(0xDEADBEE), V0];
+
+fn main() {
+    match C[1] {
+        V1(n) => assert(n == 0xDEADBEE),
+        _ => die!()
+    }
+    match C[2] { 
+        V0 => (),
+        _ => die!()
+    }
+}