Switch -f{builtin,math-errno,rtti} and -analyzer-purge-dead to -...no... variants instead of using llvm::cl::init(true) arguments.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@89315 91177308-0d34-0410-b5e6-96231b3b80d8
8 files changed