import java.util.Collections; | |
import java.util.List; | |
class A<T> {} | |
class B<T> { | |
B(List<A<?>> list) {} | |
} | |
class Bug { | |
private static B case1(A<?> a) { | |
return new B(Collections.singletonList(a)); | |
} | |
private static B case2(A<A> a) { | |
return new B(Collections.singletonList(a)); | |
} | |
public static void main(String[] args) { | |
System.out.println(case1(new A())); | |
System.out.println(case2(new A<A>())); | |
} | |
} |