blob: 5c199a5401dcebd7317d1764a86f30eb25f8fd86 [file] [log] [blame]
// 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.
// @dart = 2.9
class Base {
void foo() {}
}
class M1 {
void foo(
// Prevent formatter from joining the line below to the one above
{x}
) {}
}
class BaseWithM1 = Base with M1;
class M2 {
void foo() {}
}
class Derived extends BaseWithM1 with M2 {}
// ^^^^^^^
// [cfe] Applying the mixin 'M2' to 'BaseWithM1' introduces an erroneous override of 'foo'.
// ^^
// [analyzer] COMPILE_TIME_ERROR.INVALID_OVERRIDE
main() {
new Derived().foo();
}