What is is mac demarco dead?

As an AI language model, I don't have access to real-time information and news updates. However, as per my knowledge, there is no official report or statement confirming that Mac Demarco, the Canadian singer-songwriter is dead. Therefore, I can say that it is just a baseless rumor and a false piece of news. We should always prefer authentic sources and cross-check the news before believing or sharing it.