2 files changed, 2 insertions, 8 deletions

diff --git a/llvm/lib/CodeGen/SelectionDAG/ScheduleDAGSDNodes.cpp b/llvm/lib/CodeGen/SelectionDAG/ScheduleDAGSDNodes.cpp
index a580b93c836..6c6e96abac8 100644
--- a/llvm/lib/CodeGen/SelectionDAG/ScheduleDAGSDNodes.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/ScheduleDAGSDNodes.cpp
@@ -243,10 +243,8 @@ void ScheduleDAGSDNodes::ComputeLatency(SUnit *SU) {
   // Compute the latency for the node.  We use the sum of the latencies for
   // all nodes flagged together into this SUnit.
   SU->Latency = 0;
-  bool SawMachineOpcode = false;
   for (SDNode *N = SU->getNode(); N; N = N->getFlaggedNode())
     if (N->isMachineOpcode()) {
-      SawMachineOpcode = true;
       SU->Latency += InstrItins.
         getStageLatency(TII->get(N->getMachineOpcode()).getSchedClass());
     }
diff --git a/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp b/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp
index cd05f7124d2..b0a6a6e17fb 100644
--- a/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp
@@ -1714,11 +1714,9 @@ bool SelectionDAGLowering::handleJTSwitchCase(CaseRec& CR,
   MachineFunction *CurMF = FuncInfo.MF;
 
   // Figure out which block is immediately after the current one.
-  MachineBasicBlock *NextBlock = 0;
   MachineFunction::iterator BBI = CR.CaseBB;
 
-  if (++BBI != FuncInfo.MF->end())
-    NextBlock = BBI;
+  if (++BBI != FuncInfo.MF->end()) {}
 
   const BasicBlock *LLVMBB = CR.CaseBB->getBasicBlock();
 
@@ -1787,11 +1785,9 @@ bool SelectionDAGLowering::handleBTSplitSwitchCase(CaseRec& CR,
   MachineFunction *CurMF = FuncInfo.MF;
 
   // Figure out which block is immediately after the current one.
-  MachineBasicBlock *NextBlock = 0;
   MachineFunction::iterator BBI = CR.CaseBB;
 
-  if (++BBI != FuncInfo.MF->end())
-    NextBlock = BBI;
+  if (++BBI != FuncInfo.MF->end()) {}
 
   Case& FrontCase = *CR.Range.first;
   Case& BackCase  = *(CR.Range.second-1);