337bb36e52
The inlining of Function.prototype.bind can lead to escape analyzed bound functions, which weren't handled by the Deoptimizer previously. BUG=chromium:729573 R=jarin@chromium.org,cbruni@chromium.org Review-Url: https://codereview.chromium.org/2931483003 Cr-Commit-Position: refs/heads/master@{#45751}
68 lines
1.3 KiB
JavaScript
68 lines
1.3 KiB
JavaScript
// Copyright 2017 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() {
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function foo() {
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var a = foo.bind(this);
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%DeoptimizeNow();
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if (!a) return a;
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return 0;
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}
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assertEquals(0, foo());
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assertEquals(0, foo());
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%OptimizeFunctionOnNextCall(foo);
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assertEquals(0, foo());
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})();
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(function() {
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"use strict";
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function foo() {
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var a = foo.bind(this);
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%DeoptimizeNow();
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if (!a) return a;
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return 0;
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}
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assertEquals(0, foo());
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assertEquals(0, foo());
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%OptimizeFunctionOnNextCall(foo);
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assertEquals(0, foo());
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})();
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(function() {
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function foo() {
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var a = foo.bind(this);
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%DeoptimizeNow();
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if (!a) return a;
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return 0;
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}
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foo.prototype = {custom: "prototype"};
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assertEquals(0, foo());
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assertEquals(0, foo());
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%OptimizeFunctionOnNextCall(foo);
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assertEquals(0, foo());
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})();
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(function() {
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"use strict";
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function foo() {
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var a = foo.bind(this);
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%DeoptimizeNow();
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if (!a) return a;
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return 0;
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}
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foo.prototype = {custom: "prototype"};
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assertEquals(0, foo());
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assertEquals(0, foo());
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%OptimizeFunctionOnNextCall(foo);
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assertEquals(0, foo());
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})();
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