One thing that will not be rewritten in Swift any time soon. <a href="https:&#x2F;&#x2F;twitter.com&#x2F;clattner_llvm&#x2F;status&#x2F;613906970890801152" rel="nofollow">https:&#x2F;&#x2F;twitter.com&#x2F;clattner_llvm&#x2F;status&#x2F;613906970890801152</a>