Driver: Some minor bug fixes.
 - language recognition was recognizing prefixes incorrectly.
 - -x none wasn't working.
 - test for "can lipo" was backwords.
 - missed a '"' in -ccc-print-phases


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@66911 91177308-0d34-0410-b5e6-96231b3b80d8
3 files changed