refactor a bunch of the warning parsing stuff to simplify it.  This removes the
-Wfoo=ignore syntax.  GCC supports -Wno-foo, no need to invent our own stuff.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@69136 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed