diff options
| author | Gabor Greif <ggreif@gmail.com> | 2010-07-09 15:52:36 +0000 |
|---|---|---|
| committer | Gabor Greif <ggreif@gmail.com> | 2010-07-09 15:52:36 +0000 |
| commit | 1f2c0c9eaddc745fa18e3878151e3cded6fcf82f (patch) | |
| tree | 3097ce10cbd355ce771b8da68c738f8ce8e88fda /lib/Analysis/PostDominators.cpp | |
| parent | 7656018c2268285907cfdc106071462a01a73878 (diff) | |
cache result of operator*
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@107977 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Analysis/PostDominators.cpp')
| -rw-r--r-- | lib/Analysis/PostDominators.cpp | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/lib/Analysis/PostDominators.cpp b/lib/Analysis/PostDominators.cpp index f0f3a05db8..7354afa181 100644 --- a/lib/Analysis/PostDominators.cpp +++ b/lib/Analysis/PostDominators.cpp @@ -67,10 +67,11 @@ PostDominanceFrontier::calculate(const PostDominatorTree &DT, if (BB) for (pred_iterator SI = pred_begin(BB), SE = pred_end(BB); SI != SE; ++SI) { + BasicBlock *P = *SI; // Does Node immediately dominate this predecessor? - DomTreeNode *SINode = DT[*SI]; + DomTreeNode *SINode = DT[P]; if (SINode && SINode->getIDom() != Node) - S.insert(*SI); + S.insert(P); } // At this point, S is DFlocal. Now we union in DFup's of our children... |