class MyClass {
    constructor(value) {
        Object.defineProperty(this, "value", {
            enumerable: true,
            configurable: true,
            writable: true,
            value: void 0
        });
        this.value = value;
    }
}

for (let i = 0; i < 10000; ++i) {
	new MyClass(i);
}

class MyClass {
    constructor(value) {
        this.value = value;
    }
}

for (let i = 0; i < 10000; ++i) {
	new MyClass(i);
}