diff options
Diffstat (limited to 'lib/Transforms')
| -rw-r--r-- | lib/Transforms/Scalar/ObjCARC.cpp | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/lib/Transforms/Scalar/ObjCARC.cpp b/lib/Transforms/Scalar/ObjCARC.cpp index 3222f2083b..e7947d03cf 100644 --- a/lib/Transforms/Scalar/ObjCARC.cpp +++ b/lib/Transforms/Scalar/ObjCARC.cpp @@ -2747,8 +2747,9 @@ ObjCARCOpt::VisitBottomUp(BasicBlock *BB, // Merge the states from each successor to compute the initial state // for the current block. - for (BBState::edge_iterator SI(MyStates.succ_begin()), - SE(MyStates.succ_end()); SI != SE; ++SI) { + BBState::edge_iterator SI(MyStates.succ_begin()), + SE(MyStates.succ_end()); + if (SI != SE) { const BasicBlock *Succ = *SI; DenseMap<const BasicBlock *, BBState>::iterator I = BBStates.find(Succ); assert(I != BBStates.end()); @@ -2760,7 +2761,6 @@ ObjCARCOpt::VisitBottomUp(BasicBlock *BB, assert(I != BBStates.end()); MyStates.MergeSucc(I->second); } - break; } // Visit all the instructions, bottom-up. @@ -2935,8 +2935,9 @@ ObjCARCOpt::VisitTopDown(BasicBlock *BB, // Merge the states from each predecessor to compute the initial state // for the current block. - for (BBState::edge_iterator PI(MyStates.pred_begin()), - PE(MyStates.pred_end()); PI != PE; ++PI) { + BBState::edge_iterator PI(MyStates.pred_begin()), + PE(MyStates.pred_end()); + if (PI != PE) { const BasicBlock *Pred = *PI; DenseMap<const BasicBlock *, BBState>::iterator I = BBStates.find(Pred); assert(I != BBStates.end()); @@ -2948,7 +2949,6 @@ ObjCARCOpt::VisitTopDown(BasicBlock *BB, assert(I != BBStates.end()); MyStates.MergePred(I->second); } - break; } // Visit all the instructions, top-down. |