[PATCH] D28606: Mention devirtualization in release notes

[Hans Wennborg via Phabricator via cfe-commits]

hans accepted this revision.
hans added a comment.
This revision is now accepted and ready to land.

lgtm

Can you write something about this option for UsersManual.rst too? Then we could make this note link to it.


https://reviews.llvm.org/D28606