Cameron Zwarich 26db45818a Switch to path halving from path compression for a small speedup. This also
makes getLeader() nonrecursive.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122811 91177308-0d34-0410-b5e6-96231b3b80d8
2011-01-04 16:24:51 +00:00
..
2011-01-01 19:05:35 +00:00
2010-12-17 09:56:50 +00:00