being documented before being written to foster discussion about what the
tool should do. Eventually, we'll achieve a decision point at which time
this document forms the requirements for the tool from which it will be
coded.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15552 91177308-0d34-0410-b5e6-96231b3b80d8
