Try harder to appease MSVC after r265456
Try harder to appease MSVC after r265456

r265465 wasn't good enough.  I need to spell out all the moves.

git-svn-id: 0ff597fd157e6f4fc38580e8d64ab130330d2411@265470 91177308-0d34-0410-b5e6-96231b3b80d8
(cherry picked from commit ea1a7b0666736e3b51bd55cc94d92e95c464708b)

apple/swift-llvm,apple/swift-llvm,apple/swift-llvm,apple/swift-llvm,apple/swift-llvm,apple/swift-llvm,apple/swift-llvm,apple/swift-llvm