framework/tests/framework/GenericTest6.java

import org.checkerframework.framework.testchecker.util.*;

// Test case for Issue 136:
// https://github.com/typetools/checker-framework/issues/136
public class GenericTest6 {
  interface Foo<T extends Foo<?>> {}

  class Strange implements Foo<Strange> {}

  void test(Foo<Strange> p) {}

  void call(Foo<Strange> p) {
    test(p);
  }

  void test2(Foo<Foo<?>> p) {}

  void call2(Foo<Foo<?>> p) {
    test2(p);
  }

  void test3(Foo<Foo<? extends @Odd Foo<?>>> p) {}

  void call3(Foo<Foo<? extends Foo<?>>> p) {
    // :: error: (argument)
    test3(p);
  }

  void testRaw(Foo p) {}

  void callRaw(Foo<Foo<?>> p) {
    testRaw(p);
  }
}