==== tests/cases/conformance/classes/constructorDeclarations/constructorParameters/constructorOverloadsWithDefaultValues.ts (2 errors) ====
    class C {
        foo: string;
        constructor(x = 1); // error
                    ~~~~~
!!! A parameter initializer is only allowed in a function or constructor implementation.
        constructor() {
        }
    }
    
    class D<T> {
        foo: string;
        constructor(x = 1); // error
                    ~~~~~
!!! A parameter initializer is only allowed in a function or constructor implementation.
        constructor() {
        }
    }