// Copyright (c) 2021, 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 If e1 translates to F then e1.f = e2 translates to:
///  PASSTHRU[F, fn[x] => x.f = EXP(e2)]
///
///  The other assignment operators are handled equivalently.
///
/// @description Check that assignments like e1.f >>>= e2 translates to:
///  PASSTHRU[F, fn[x] => x.f >>>= EXP(e2)]
/// @author sgrekhov@unipro.ru

// SharedOptions=--enable-experiment=triple-shift
// Requirements=nnbd-weak
import "../../../../Utils/expect.dart";

class C {
  int test = 12;
}

main() {
  C? c1 = new C();
  if (c1 != null) {
    Expect.equals(12 >>> 8, c1.test >>>= 8);
  }

  C c2 = new C();
  Expect.equals(12 >>> 8, c2.test >>>= 8);
}
