Merge pull request #14767 from CarolEidt/Fix14373
authorCarol Eidt <carol.eidt@microsoft.com>
Wed, 1 Nov 2017 04:56:14 +0000 (21:56 -0700)
committerGitHub <noreply@github.com>
Wed, 1 Nov 2017 04:56:14 +0000 (21:56 -0700)
Fix checking for reg in use


Trivial merge