pkg/front_end/testcases/inference/instance_creation_downwards.dart

// 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.
// @dart=2.9
/*@testedFeatures=inference*/
library test;

class A<T> {
  A(B<List<T>> b);
}

class B<T> {}

main() {
  var /*@ type=A<dynamic>* */ x =
      new /*@ typeArgs=dynamic */ A(new /*@ typeArgs=List<dynamic>* */ B());
}