==== tests/cases/compiler/instantiatedBaseTypeConstraints2.ts (2 errors) ====
    interface A<T extends A<T, S>, S extends A<T, S>> { }
                ~~~~~~~~~~~~~~~~~
!!! Constraint of a type parameter cannot reference any type parameter from the same type parameter list.
                                   ~~~~~~~~~~~~~~~~~
!!! Constraint of a type parameter cannot reference any type parameter from the same type parameter list.
    interface B<U> extends A<B<U>, B<U>> { }