Class hierarchy reorg for Sparc architecture.  While I was there, I  cleaned it up a bit, including fixing the definition of va_list; this shouldn't break anything, but anyone using Sparc should watch for  regressions.
Class hierarchy reorg for Sparc architecture.  While I was there, I 
cleaned it up a bit, including fixing the definition of va_list; this
shouldn't break anything, but anyone using Sparc should watch for 
regressions.



git-svn-id: ffe668792ed300d6c2daa1f6eba2e0aa28d7ec6c@55041 91177308-0d34-0410-b5e6-96231b3b80d8

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