Add missing test for r214210.

Thanks dblaikie for reminding me.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@214239 91177308-0d34-0410-b5e6-96231b3b80d8
Feedback on r214189, no functionality change.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@214240 91177308-0d34-0410-b5e6-96231b3b80d8