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// 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 With sound null safety, all generic const constructors and
/// generic const literals are evaluated using the actual type arguments
/// provided, whether legacy or non-legacy. This ensures that with sound null
/// safety, the final consistent semantics are obeyed.
/// @description Checks statically that actual generic class type parameter is
/// evaluated correctly for [int?] type argument.
/// @author
class C<T> {
final T x;
void test(Object? o) { o as T; }
const C(Object? o) : x = o as T;
class C1<T> {
void test(Object? o) { o as T; }
const C1();