Mark test as unsupported until r315808 is fixed
Mark test as unsupported until r315808 is fixed

This is causing:
http://green.lab.llvm.org/green/job/clang-stage1-cmake-RA-incremental/43381

git-svn-id: ffe668792ed300d6c2daa1f6eba2e0aa28d7ec6c@315829 91177308-0d34-0410-b5e6-96231b3b80d8

llvm-mirror/clang,apple/swift-clang,llvm-mirror/clang,llvm-mirror/clang,llvm-mirror/clang,apple/swift-clang,apple/swift-clang,llvm-mirror/clang,llvm-mirror/clang,llvm-mirror/clang,apple/swift-clang,apple/swift-clang,llvm-mirror/clang,apple/swift-clang,llvm-mirror/clang,apple/swift-clang,apple/swift-clang,apple/swift-clang,llvm-mirror/clang,apple/swift-clang