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Avoid nested loops at the moment.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41090 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Devang Patel
2007-08-14 23:53:57 +00:00
parent 3b1d3068c3
commit 4e8061cbda
1 changed files with 4 additions and 0 deletions
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4
lib/Transforms/Scalar/LoopIndexSplit.cpp
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@@ -154,6 +154,10 @@ bool LoopIndexSplit::runOnLoop(Loop *IncomingLoop, LPPassManager &LPM_Ref) {
L = IncomingLoop; L = IncomingLoop;
LPM = &LPM_Ref; LPM = &LPM_Ref;
// FIXME - Nested loops makes dominator info updates tricky.
if (!L->getSubLoops().empty())
return false;
SE = &getAnalysis<ScalarEvolution>(); SE = &getAnalysis<ScalarEvolution>();
DT = &getAnalysis<DominatorTree>(); DT = &getAnalysis<DominatorTree>();
LI = &getAnalysis<LoopInfo>(); LI = &getAnalysis<LoopInfo>();