Make the ivar offset always be a ptrdiff_t, because stuff in CGObjC.cpp expects this.  Actually, it expects a long, but that's a bug that will be fixed in the next commit...
Make the ivar offset always be a ptrdiff_t, because stuff in CGObjC.cpp expects this.  Actually, it expects a long, but that's a bug that will be fixed in the next commit...



git-svn-id: ffe668792ed300d6c2daa1f6eba2e0aa28d7ec6c@128102 91177308-0d34-0410-b5e6-96231b3b80d8

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