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+// Copyright 2016 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 --expose-gc
+
+var v1 = {};
+v1 = 0;
+var v2 = {};
+v2 = 0;
+gc();
+
+var minus_zero = {z:-0.0}.z;
+var nan = undefined + 1;
+function f() {
+ v1 = minus_zero;
+ v2 = nan;
+};
+%OptimizeFunctionOnNextCall(f);
+f();
+gc(); // Boom!