[X86] Remove bad cast from the 'int' return type of __builtin_ia32_kortestchi to '__mask16' before return in an 'int' intrinsic.
[X86] Remove bad cast from the 'int' return type of __builtin_ia32_kortestchi to '__mask16' before return in an 'int' intrinsic.

git-svn-id: ffe668792ed300d6c2daa1f6eba2e0aa28d7ec6c@269621 91177308-0d34-0410-b5e6-96231b3b80d8

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