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http://lists.cs.uiuc.edu/pipermail/llvm-commits/Week-of-Mon-20070416/047971.html


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36236 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Devang Patel 2007-04-18 00:53:01 +00:00
parent 7d87c1476a
commit 7cc6dcf6e0
1 changed files with 1 additions and 1 deletions
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2
lib/Analysis/PostDominators.cpp
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@ -284,7 +284,7 @@ PostDominanceFrontier::calculate(const PostDominatorTree &DT,
for (pred_iterator SI = pred_begin(BB), SE = pred_end(BB);
SI != SE; ++SI)
// Does Node immediately dominate this predecessor?
if (DT[*SI]->getIDom() != Node)
if (DT[*SI] && DT[*SI]->getIDom() != Node)
S.insert(*SI);
// At this point, S is DFlocal. Now we union in DFup's of our children...