52 lines
1.3 KiB
JavaScript
52 lines
1.3 KiB
JavaScript
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// Copyright 2016 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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var a = [0, 1];
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a["true"] = "true";
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a["false"] = "false";
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a["null"] = "null";
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a["undefined"] = "undefined";
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// Ensure we don't accidentially truncate true when used to index arrays.
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(function() {
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function f(x) { return a[x]; }
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assertEquals(0, f(0));
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assertEquals(0, f(0));
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%OptimizeFunctionOnNextCall(f);
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assertEquals("true", f(true));
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})();
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// Ensure we don't accidentially truncate false when used to index arrays.
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(function() {
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function f( x) { return a[x]; }
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assertEquals(0, f(0));
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assertEquals(0, f(0));
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%OptimizeFunctionOnNextCall(f);
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assertEquals("false", f(false));
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})();
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// Ensure we don't accidentially truncate null when used to index arrays.
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(function() {
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function f( x) { return a[x]; }
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assertEquals(0, f(0));
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assertEquals(0, f(0));
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%OptimizeFunctionOnNextCall(f);
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assertEquals("null", f(null));
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})();
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// Ensure we don't accidentially truncate undefined when used to index arrays.
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(function() {
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function f( x) { return a[x]; }
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assertEquals(0, f(0));
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assertEquals(0, f(0));
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%OptimizeFunctionOnNextCall(f);
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assertEquals("undefined", f(undefined));
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})();
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