Upload Kmake

deps/v8/test/mjsunit/regress/regress-6657.js

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+// Copyright 2017 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+(function TestArrayNonEmptySpecies() {
+  class MyArray extends Array {
+    constructor() { return [1, 2, 3]; }
+  }
+  var a = [5, 4];
+  a.__proto__ = MyArray.prototype;
+  var o = a.filter(() => true);
+  assertEquals([5, 4, 3], o);
+  assertEquals(3, o.length);
+})();
+
+(function TestArrayLeakingSpeciesInsertInCallback() {
+  var my_array = [];
+  class MyArray extends Array {
+    constructor() { return my_array; }
+  }
+  var a = [5, 4];
+  a.__proto__ = MyArray.prototype;
+  var o = a.filter(() => (my_array[2] = 3, true));
+  assertEquals([5, 4, 3], o);
+  assertEquals(3, o.length);
+})();
+
+(function TestArrayLeakingSpeciesRemoveInCallback() {
+  var my_array = [];
+  class MyArray extends Array {
+    constructor() { return my_array; }
+  }
+  var a = [5, 4, 3, 2, 1];
+  a.__proto__ = MyArray.prototype;
+  var o = a.filter(() => (my_array.length = 0, true));
+  assertEquals([,,,,1], o);
+  assertEquals(5, o.length);
+})();