// Copyright (c) 2018, 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 From the Constant-update-2018 Spec:
/// The operator [>>>] is now allowed in a potentially constant expression, and
/// it is valid in constant expression if its left and right operands are [int]
/// instances, and the operation doesn't throw. The [>>>] operator has not been
/// added to the [int] class yet, so unless the left-hand operand's static type
/// is [dynamic], the program will still be rejected. When the operator is added,
/// it should then also work in a constant expression.
/// @description Checks that arguments of [>>>] operator should be non-negative
/// (see co19 Issue #355 for more details).
/// @author iarkh@unipro.ru


const d1 = 2;
const d2 = 14;
const d3 = 0;

const d4 = -1000;
const d5 = -9;

class MyClass {
  final int a;
  const MyClass(i1, i2) : a = (i1 >>> i2);
}

main() {
  const MyClass c1 = MyClass(d1, d4);
//                   ^^^^^^^^^^^^^^^
// [analyzer] unspecified
// [cfe] unspecified
  const MyClass c2 = MyClass(d2, d5);
//                   ^^^^^^^^^^^^^^^
// [analyzer] unspecified
// [cfe] unspecified
  const MyClass c3 = MyClass(11, -133);
//                   ^^^^^^^^^^^^^^^^^
// [analyzer] unspecified
// [cfe] unspecified
  const MyClass c4 = MyClass(-2525, -19999);
//                   ^^^^^^^^^^^^^^^^^^^^^^
// [analyzer] unspecified
// [cfe] unspecified
  const MyClass c5 = MyClass(0, -4);
//                   ^^^^^^^^^^^^^^
// [analyzer] unspecified
// [cfe] unspecified
}
