framework/tests/all-systems/Issue2480.java

// Test case for Issue 2480:
// https://github.com/typetools/checker-framework/issues/2480

import java.util.List;

@SuppressWarnings({"unchecked", "all"}) // check for crashes only
abstract class Issue2480 {
  void testCase() {
    for (Class<?> wrapperType : of(Character.class, Boolean.class)) {}
  }

  abstract <E> List<E> of(E... e1);
}