[MSVC] Fix a warning C4334 "'operator' : result of 32-bit shift implicitly converted to 64 bits (was 64-bit shift intended?)".
[MSVC] Fix a warning C4334 "'operator' : result of 32-bit shift implicitly converted to 64 bits (was 64-bit shift intended?)".

git-svn-id: ffe668792ed300d6c2daa1f6eba2e0aa28d7ec6c@137803 91177308-0d34-0410-b5e6-96231b3b80d8

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