Upgrade V8 to version 4.9.385.28
https://chromium.googlesource.com/v8/v8/+/4.9.385.28
FPIIM-449
Change-Id: I4b2e74289d4bf3667f2f3dc8aa2e541f63e26eb4
diff --git a/test/mjsunit/regress/regress-crbug-478612.js b/test/mjsunit/regress/regress-crbug-478612.js
new file mode 100644
index 0000000..3419722
--- /dev/null
+++ b/test/mjsunit/regress/regress-crbug-478612.js
@@ -0,0 +1,52 @@
+// 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
+
+// This is used to force binary operations below to have tagged representation.
+var z = {valueOf: function() { return 3; }};
+
+
+function f() {
+ var y = -2;
+ return (1 & z) - y++;
+}
+
+assertEquals(3, f());
+assertEquals(3, f());
+%OptimizeFunctionOnNextCall(f);
+assertEquals(3, f());
+
+
+function g() {
+ var y = 2;
+ return (1 & z) | y++;
+}
+
+assertEquals(3, g());
+assertEquals(3, g());
+%OptimizeFunctionOnNextCall(g);
+assertEquals(3, g());
+
+
+function h() {
+ var y = 3;
+ return (3 & z) & y++;
+}
+
+assertEquals(3, h());
+assertEquals(3, h());
+%OptimizeFunctionOnNextCall(h);
+assertEquals(3, h());
+
+
+function i() {
+ var y = 2;
+ return (1 & z) ^ y++;
+}
+
+assertEquals(3, i());
+assertEquals(3, i());
+%OptimizeFunctionOnNextCall(i);
+assertEquals(3, i());