[PATCH] D29830: [OpenCL][Doc] Relase 4.0 notes for OpenCL

[Hans Wennborg via Phabricator via cfe-commits]

hans accepted this revision.
hans added a comment.

Thanks for writing these!

Go ahead and commit to the branch, or let me know if you'd like me to do it.


https://reviews.llvm.org/D29830