The SDK provided /may be/ subjected to Code and Apple SDKs Agreement (https://www.apple.com/legal/sla/docs/xcode.pdf)

The Apple Public Source License can be found at:
https://opensource.apple.com/apsl

The LLVM C++ headers is dual licensed under the MIT and the University of Illinois Open Source Licenses.
	A copy of the license can be found in LLVM-LICENSE/LICENSE.TXT
