// Copyright (c) 2011, 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 Any expression that appears within the initializer list of a
/// constant constructor must be a potentially constant expression, or a
/// compile-time error occurs.
///
/// A potentially constant expression is an expression E that would be a valid
/// constant expression if all formal parameters of E's immediately enclosing
/// constant constructor were treated as compile-time constants that were
/// guaranteed to evaluate to an integer, boolean or string value as required
/// by their immediately enclosing superexpression.
/// @description Checks that it is a compile-time error when a constant
/// constructor's initializer list contains an instance creation expression.
/// @author iefremov


class A {
  final x;
  const A() : x = new List.from([]);
//                ^^^
// [analyzer] unspecified
// [cfe] unspecified
}

main() {
  const A();
//      ^
// [analyzer] unspecified
}
