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24 lines
618 B
24 lines
618 B
// Copyright 2014 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Flags: --allow-natives-syntax
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function MyWrapper(v) {
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return { valueOf: function() { return v } };
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}
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function f() {
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assertEquals("truex", true + "x");
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assertEquals("truey", true + new String("y"));
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assertEquals("truez", true + new MyWrapper("z"));
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assertEquals("xtrue", "x" + true);
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assertEquals("ytrue", new String("y") + true);
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assertEquals("ztrue", new MyWrapper("z") + true);
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}
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f();
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f();
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%OptimizeFunctionOnNextCall(f);
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f();
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