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Issue 2663033003: [builtins] TurboFan version of Array.prototype.forEach including fast path for FAST_ELEMENTS (Closed)
Patch Set: Review feedback Created 3 years, 10 months ago
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1 // Copyright 2015 the V8 project authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 // Flags: --enable-fast-array-builtins
6
7 var a = [0,1,2,,,,7];
8 var proto = {}
9 a.__proto__ = proto;
10 var visits = 0;
11 Array.prototype.forEach.call(a, (v,i,o) => { ++visits; proto[4] = 4; });
12 assertEquals(5, visits);
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