Pre-compute all possible usual-arithmetic-conversions results for the promoted arithmetic types for which builtin operator candidates are emitted.  A few of these need further analysis.
Pre-compute all possible usual-arithmetic-conversions results for the
promoted arithmetic types for which builtin operator candidates are
emitted.  A few of these need further analysis.

Removes all the uses of UsualArithmeticConversionsType except the
core function in SemaExpr.cpp.



git-svn-id: ffe668792ed300d6c2daa1f6eba2e0aa28d7ec6c@118988 91177308-0d34-0410-b5e6-96231b3b80d8

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