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diff --git a/test/built-ins/TypedArrays/ctors/buffer-arg/typedarray-backed-by-sharedarraybuffer.js b/test/built-ins/TypedArrays/ctors/buffer-arg/typedarray-backed-by-sharedarraybuffer.js
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+++ b/test/built-ins/TypedArrays/ctors/buffer-arg/typedarray-backed-by-sharedarraybuffer.js
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+// Copyright (C) 2017 Mozilla Corporation. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-typedarray-typedarray
+description: >
+ Passing a SharedArrayBuffer-backed TypedArray to a TypedArray constructor
+ produces an ArrayBuffer-backed TypedArray.
+includes: [testTypedArray.js]
+features: [SharedArrayBuffer, TypedArray]
+---*/
+
+var sab = new SharedArrayBuffer(4);
+var int_views = [Int8Array, Uint8Array, Int16Array, Uint16Array, Int32Array, Uint32Array];
+
+testWithTypedArrayConstructors(function(View1) {
+ var ta1 = new View1(sab);
+ testWithTypedArrayConstructors(function(View2) {
+ var ta2 = new View2(ta1);
+ assert.sameValue(ta2.buffer.constructor, ArrayBuffer,
+ "TypedArray of SharedArrayBuffer-backed TypedArray is ArrayBuffer-backed");
+ }, int_views);
+}, int_views);