Add acos, asin, ceil, fabs, floor, fmax, fmin, round, and tan to the builtin math library functions. rdar://11251464
Add acos, asin, ceil, fabs, floor, fmax, fmin, round, and tan to the builtin
math library functions.
rdar://11251464


git-svn-id: ffe668792ed300d6c2daa1f6eba2e0aa28d7ec6c@155502 91177308-0d34-0410-b5e6-96231b3b80d8

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