# Cache impact

The use of techniques such as cycle expansion or inline functions can cause **performance degradation in systems with cache**!

<figure><img src="https://3011170443-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FxBNeQZTqLnbb3C3JTlRu%2Fuploads%2FFDjBlQdDjQLXZQ0IhF8Y%2Fa.png?alt=media&#x26;token=c0b5ac75-bb4d-49dd-b191-8a51c2d1b76d" alt=""><figcaption><p>Before cycle expansion</p></figcaption></figure>

<figure><img src="https://3011170443-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FxBNeQZTqLnbb3C3JTlRu%2Fuploads%2FQ5NMPqCjZhzSGtAxFwsB%2Fa.png?alt=media&#x26;token=25ad8b1d-36af-4f4d-bd2d-91f4b7908d0c" alt=""><figcaption><p>After cycle expansion</p></figcaption></figure>
