Add a triple to make a test resilient to non-TLS hosts (eg: darwin10)

Making the test introduced in r179962 resilient to being run on darwin10 hosts.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@179992 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed