XFAIL the test that is not supported on the branch
XFAIL the test that is not supported on the branch

rdar://problem/27666416

apple/swift-clang,apple/swift-clang,apple/swift-clang,apple/swift-clang,apple/swift-clang,apple/swift-clang,apple/swift-clang,apple/swift-clang,apple/swift-clang,apple/swift-clang