// 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. | |
class A {} | |
class B extends A {} | |
class C { | |
C(A a) : this._(a); | |
// ^ | |
// [analyzer] COMPILE_TIME_ERROR.ARGUMENT_TYPE_NOT_ASSIGNABLE | |
// [cfe] The argument type 'A' can't be assigned to the parameter type 'B'. | |
C._(B b); | |
} | |
main() { | |
A a = new B(); | |
new C(a); | |
} |