Fix r114632. Return if the only terminator is an unconditional branch after the redun...

[oota-llvm.git] / lib / Target / ARM / ARMBaseInstrInfo.cpp

diff --git a/lib/Target/ARM/ARMBaseInstrInfo.cpp b/lib/Target/ARM/ARMBaseInstrInfo.cpp
index 7786de2c2655e49418009b1dbc8439fbf2ef56f3..a0f0c390609835aa55541a69b25136fea9d1ec9c 100644 (file)
--- a/lib/Target/ARM/ARMBaseInstrInfo.cpp
+++ b/lib/Target/ARM/ARMBaseInstrInfo.cpp
@@ -284,9 +284,11 @@ ARMBaseInstrInfo::AnalyzeBranch(MachineBasicBlock &MBB,MachineBasicBlock *&TBB,
       LastInst->eraseFromParent();
       LastInst = SecondLastInst;
       LastOpc = LastInst->getOpcode();
-      if (I == MBB.begin() || !isUnpredicatedTerminator(--I))
-        break;
-      else {
+      if (I == MBB.begin() || !isUnpredicatedTerminator(--I)) {
+        // Return now the only terminator is an unconditional branch.
+        TBB = LastInst->getOperand(0).getMBB();
+        return false;
+      } else {
         SecondLastInst = I;
         SecondLastOpc = SecondLastInst->getOpcode();
       }