Summary:
This test was failing if LLVM_DEFAULT_TARGET_TRIPLE=x86_64-scei-ps4 due to
its behavior for exceptions.
Force an --unknown triple for the default case.
Reviewers: echristo, chandlerc
Subscribers: cfe-commits
Differential Revision: http://reviews.llvm.org/D7422
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@228337 91177308-0d34-0410-b5e6-96231b3b80d8