Crankshaft part of the 'loads and stores to global vars through property cell shortcuts' feature.

test/mjsunit/regress/regress-crbug-510738.js

Index: test/mjsunit/regress/regress-crbug-510738.js
diff --git a/test/mjsunit/regress/regress-crbug-510738.js b/test/mjsunit/regress/regress-crbug-510738.js
new file mode 100644
index 0000000000000000000000000000000000000000..0e154a9a9465f816565e1c61009e61f2114184aa
--- /dev/null
+++ b/test/mjsunit/regress/regress-crbug-510738.js
@@ -0,0 +1,17 @@
+// Copyright 2015 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Flags: --allow-natives-syntax
+
+function check(f, result) {
+  %OptimizeFunctionOnNextCall(f);
+  assertEquals(result, f());
+}
+
+var x = 17;
+function generic_load() { return x; }
+check(generic_load, 17);
+
+function generic_store() { x = 13; return x; }
+check(generic_store, 13);