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// Copyright (c) 2017, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
/// @assertion int signMask
/// Extract the sign bits from each lane return them in the first 2 bits. "x"
/// lane is bit 0. "y" lane is bit 1.
/// @description Checks that signMast is read-only and cannot be set.
/// @author
import "dart:typed_data";
import "../../../Utils/expect.dart";
main() {
dynamic fl64x2 = new Float64x2(1.0, 2.0);
Expect.throws(() { fl64x2.signMask = 0; } );