tests/language_2/type_variable/promotion_issue39752_test.dart

// Copyright (c) 2019, 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

main() {}

void f<T>(T a) {
  if (a is num) {
    if (a is int) {
      a.isEven;
    }
  }
}