Upload Kmake

deps/v8/test/mjsunit/regress/regress-6223.js

@@ -0,0 +1,20 @@
+// 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.
+
+var ab = new Int8Array(20).map((v, i) => i).buffer;
+var ta = new Int8Array(ab, 0, 10);
+var seen_length = -1;
+ta.constructor = {
+  [Symbol.species]: function(len) {
+    seen_length = len;
+    return new Int8Array(ab, 1, len);
+  }
+};
+
+assertEquals(-1, seen_length);
+assertArrayEquals([0,1,2,3,4,5,6,7,8,9], ta);
+var tb = ta.slice();
+assertEquals(10, seen_length);
+assertArrayEquals([0,0,0,0,0,0,0,0,0,0], ta);
+assertArrayEquals([0,0,0,0,0,0,0,0,0,0], tb);