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Update split candidate correctly when interference cache is full.

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No test case, spotted by inspection.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@143407 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jakob Stoklund Olesen
2011-11-01 00:02:31 +00:00
parent a7dd4dfcca
commit 7bdf0060a0
1 changed files with 2 additions and 0 deletions
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lib/CodeGen/RegAllocGreedy.cpp
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@@ -1118,6 +1118,8 @@ unsigned RAGreedy::tryRegionSplit(LiveInterval &VirtReg, AllocationOrder &Order,
} }
--NumCands; --NumCands;
GlobalCand[Worst] = GlobalCand[NumCands]; GlobalCand[Worst] = GlobalCand[NumCands];
if (BestCand == NumCands)
BestCand = Worst;
} }
if (GlobalCand.size() <= NumCands) if (GlobalCand.size() <= NumCands)