b4c7399464
%_IsObject(foo) is equivalent to typeof foo === 'object' and has exactly the same optimizations, so there's zero need for %_IsObject in our code base. R=mstarzinger@chromium.org Review URL: https://codereview.chromium.org/1313903003 Cr-Commit-Position: refs/heads/master@{#30380}
43 lines
1.1 KiB
JavaScript
43 lines
1.1 KiB
JavaScript
// 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 --fold-constants
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function test() {
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assertEquals("string", typeof "");
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assertEquals("number", typeof 1.1);
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assertEquals("number", typeof 1);
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assertEquals("boolean", typeof true);
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assertEquals("function", typeof function() {});
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assertEquals("object", typeof null);
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assertEquals("object", typeof {});
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assertEquals("object", typeof /regex/);
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assertTrue(%_IsSmi(1));
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assertFalse(%_IsSmi(1.1));
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assertFalse(%_IsSmi({}));
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assertTrue(%_IsRegExp(/regexp/));
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assertFalse(%_IsRegExp({}));
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assertTrue(%_IsArray([1]));
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assertFalse(%_IsArray(function() {}));
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assertTrue(%_IsFunction(function() {}));
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assertFalse(%_IsFunction(null));
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assertTrue(%_IsSpecObject(new Date()));
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assertFalse(%_IsSpecObject(1));
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assertTrue(%_IsMinusZero(-0.0));
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assertFalse(%_IsMinusZero(1));
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assertFalse(%_IsMinusZero(""));
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}
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test();
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test();
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%OptimizeFunctionOnNextCall(test);
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test();
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