[PATCH] D28080: [Docs][OpenCL] Added OpenCL feature description to user manual.

[Anastasia Stulova via Phabricator via cfe-commits]

Anastasia added a comment.

In https://reviews.llvm.org/D28080#644222, @yaxunl wrote:

> > @yaxunl Sam, I think it would be nice to describe your recent change for adding OpenCL extensions. Would you like to write up some text? Otherwise I can draft something and you can review. :)
>
> Anastasia, I am busy with some other work. If you can add it I will be happy to review it. Thanks!


Sure. No worries!


https://reviews.llvm.org/D28080