Driver: Complete "pipelining" (building the list of abstract actions
to perform). Still doesn't do anything interesting.
 - This code came out much cleaner than in ccc with the reworked
   phases & mapping of types to lists of compilation steps (phases) to
   perform.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@66885 91177308-0d34-0410-b5e6-96231b3b80d8
3 files changed