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-rw-r--r--lib/Target/ARM/ARMISelLowering.cpp5
1 files changed, 2 insertions, 3 deletions
diff --git a/lib/Target/ARM/ARMISelLowering.cpp b/lib/Target/ARM/ARMISelLowering.cpp
index 3974d05..df4039b 100644
--- a/lib/Target/ARM/ARMISelLowering.cpp
+++ b/lib/Target/ARM/ARMISelLowering.cpp
@@ -6151,13 +6151,12 @@ EmitSjLjDispatchBlock(MachineInstr *MI, MachineBasicBlock *MBB) const {
}
// Add the jump table entries as successors to the MBB.
- MachineBasicBlock *PrevMBB = 0;
+ SmallPtrSet<MachineBasicBlock*, 8> SeenMBBs;
for (std::vector<MachineBasicBlock*>::iterator
I = LPadList.begin(), E = LPadList.end(); I != E; ++I) {
MachineBasicBlock *CurMBB = *I;
- if (PrevMBB != CurMBB)
+ if (SeenMBBs.insert(CurMBB))
DispContBB->addSuccessor(CurMBB);
- PrevMBB = CurMBB;
}
// N.B. the order the invoke BBs are processed in doesn't matter here.