Jakob Stoklund Olesen 45139874a7 Also compute interference intervals for blocks with no uses.
When the live range is live through a block that doesn't use the register, but
that has interference, region splitting wants to split at the top and bottom of
the basic block.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@124839 91177308-0d34-0410-b5e6-96231b3b80d8
2011-02-04 00:39:20 +00:00
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2011-01-17 16:43:30 +00:00