Nick Lewycky f53de86cba Switch to DenseSet, simplifying much more code. We now have a single iteration
where we hash, compare and fold, instead of one iteration where we build up
the hash buckets and a second one to fold.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@112582 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-31 05:53:05 +00:00
..
2010-08-26 01:13:54 +00:00