Upload Kmake

deps/v8/test/mjsunit/regress/regress-4507.js

@@ -0,0 +1,20 @@
+// 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 broken(value) {
+  return Math.floor(value / 65536);
+}
+function toUnsigned(i) {
+  return i >>> 0;
+}
+function outer(i) {
+  return broken(toUnsigned(i));
+};
+%PrepareFunctionForOptimization(outer);
+for (var i = 0; i < 5; i++) outer(0);
+broken(0x80000000);  // Spice things up with a sprinkling of type feedback.
+%OptimizeFunctionOnNextCall(outer);
+assertEquals(32768, outer(0x80000000));