==== tests/cases/conformance/types/typeRelationships/recursiveTypes/recursiveTypeInGenericConstraint.ts (1 errors) ====
    class G<T> {
        x: G<G<T>>; // infinitely expanding type reference
    }
    
    class Foo<T extends G<T>> { // error, constraint referencing itself
              ~~~~~~~~~~~~~~
!!! Constraint of a type parameter cannot reference any type parameter from the same type parameter list.
        bar: T;
    }
    
    class D<T> {
        x: G<G<T>>; 
    }
    
    var c1 = new Foo<D<string>>(); // ok, circularity in assignment compat check causes success