Reorder libm LIBBUILTIN definitions
Reorder libm LIBBUILTIN definitions

The libm LIBBUILTIN definitions are reordered to the canonical (and
alphabetical) double (''), float ('f'), long double ('l') ordering.

No functionality change intended.

git-svn-id: ffe668792ed300d6c2daa1f6eba2e0aa28d7ec6c@190218 91177308-0d34-0410-b5e6-96231b3b80d8

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