3c9ac974f2
We currently assume that all prototype maps are stable, which is not guaranteed for certain keyed access patterns. So we explicitly disallow optimizing the element access there for now. BUG=chromium:557807, v8:4470 R=jarin@chromium.org LOG=n Review URL: https://codereview.chromium.org/1456973004 Cr-Commit-Position: refs/heads/master@{#32101}
12 lines
339 B
JavaScript
12 lines
339 B
JavaScript
// Copyright 2015 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 bar() { return { __proto__: this }; }
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function foo(a) { a[0] = 0.3; }
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foo(bar());
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%OptimizeFunctionOnNextCall(foo);
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foo(bar());
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