Merged r19535, r19549, r19586, r19584 into trunk branch.

test/mjsunit/regress/regress-crbug-345715.js

Index: test/mjsunit/regress/regress-crbug-345715.js
diff --git a/test/mjsunit/regress/regress-crbug-345715.js b/test/mjsunit/regress/regress-crbug-345715.js
new file mode 100644
index 0000000000000000000000000000000000000000..a3753417dfb6f8440ec36f883dc6ac1be4a6c8ce
--- /dev/null
+++ b/test/mjsunit/regress/regress-crbug-345715.js
@@ -0,0 +1,26 @@
+// Copyright 2014 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
+
+a = {y:1.5};
+a.y = 0;
+b = a.y;
+c = {y:{}};
+
+function f() {
+  return 1;
+}
+
+function g() {
+  var e = {y: b};
+  var d = {x:f()};
+  var d = {x:f()};
+  return [e, d];
+}
+
+g();
+g();
+%OptimizeFunctionOnNextCall(g);
+assertEquals(1, g()[1].x);