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| author | Gabor Greif <ggreif@gmail.com> | 2010-07-22 11:07:46 +0000 |
|---|---|---|
| committer | Gabor Greif <ggreif@gmail.com> | 2010-07-22 11:07:46 +0000 |
| commit | 07c8ad54dae38ff755b22d74e8b94315737cfcf9 (patch) | |
| tree | b259c880b2e737d3264225fe9ac8bc272638fb82 /llvm/lib | |
| parent | 3e44ea191713e6bfaf5c86a90bbb745103036c0c (diff) | |
| download | bcm5719-llvm-07c8ad54dae38ff755b22d74e8b94315737cfcf9.tar.gz bcm5719-llvm-07c8ad54dae38ff755b22d74e8b94315737cfcf9.zip | |
cache dereferenced iterator
llvm-svn: 109093
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Analysis/RegionInfo.cpp | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/llvm/lib/Analysis/RegionInfo.cpp b/llvm/lib/Analysis/RegionInfo.cpp index 589cc471def..4c07712abc4 100644 --- a/llvm/lib/Analysis/RegionInfo.cpp +++ b/llvm/lib/Analysis/RegionInfo.cpp @@ -315,10 +315,11 @@ void Region::clearNodeCache() { bool RegionInfo::isCommonDomFrontier(BasicBlock *BB, BasicBlock *entry, BasicBlock *exit) const { - for (pred_iterator PI = pred_begin(BB), PE = pred_end(BB); PI != PE; ++PI) - if (DT->dominates(entry, *PI) && !DT->dominates(exit, *PI)) + for (pred_iterator PI = pred_begin(BB), PE = pred_end(BB); PI != PE; ++PI) { + BasicBlock *P = *PI; + if (DT->dominates(entry, P) && !DT->dominates(exit, P)) return false; - + } return true; } |
