Fix a bunch of unused variable warnings when doing a release

build with gcc-4.6.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@142350 91177308-0d34-0410-b5e6-96231b3b80d8

3 files changed, 7 insertions, 8 deletions

diff --git a/lib/Target/ARM/ARMISelLowering.cpp b/lib/Target/ARM/ARMISelLowering.cpp
index c1ede78d7f..1615f5b140 100644
--- a/lib/Target/ARM/ARMISelLowering.cpp
+++ b/lib/Target/ARM/ARMISelLowering.cpp
@@ -4902,9 +4902,9 @@ static SDValue LowerAtomicLoadStore(SDValue Op, SelectionDAG &DAG) {
 static void
 ReplaceATOMIC_OP_64(SDNode *Node, SmallVectorImpl<SDValue>& Results,
                     SelectionDAG &DAG, unsigned NewOp) {
-  EVT T = Node->getValueType(0);
   DebugLoc dl = Node->getDebugLoc();
-  assert (T == MVT::i64 && "Only know how to expand i64 atomics");
+  assert (Node->getValueType(0) == MVT::i64 &&
+          "Only know how to expand i64 atomics");
 
   SmallVector<SDValue, 6> Ops;
   Ops.push_back(Node->getOperand(0)); // Chain
diff --git a/lib/Target/X86/X86FrameLowering.cpp b/lib/Target/X86/X86FrameLowering.cpp
index 07e0d0ed26..d54f4ae2a2 100644
--- a/lib/Target/X86/X86FrameLowering.cpp
+++ b/lib/Target/X86/X86FrameLowering.cpp
@@ -1113,9 +1113,7 @@ int X86FrameLowering::getFrameIndexOffset(const MachineFunction &MF, int FI) con
       // Skip the saved EBP.
       Offset += RI->getSlotSize();
     } else {
-      unsigned Align = MFI->getObjectAlignment(FI);
-      assert((-(Offset + StackSize)) % Align == 0);
-      Align = 0;
+      assert((-(Offset + StackSize)) % MFI->getObjectAlignment(FI) == 0);
       return Offset + StackSize;
     }
     // FIXME: Support tail calls
@@ -1267,7 +1265,7 @@ X86FrameLowering::processFunctionBeforeCalleeSavedScan(MachineFunction &MF,
                                           true);
     assert(FrameIdx == MFI->getObjectIndexBegin() &&
            "Slot for EBP register must be last in order to be found!");
-    FrameIdx = 0;
+    (void)FrameIdx;
   }
 }
 
diff --git a/lib/Target/X86/X86ISelLowering.cpp b/lib/Target/X86/X86ISelLowering.cpp
index f75d695ac5..410cc953e9 100644
--- a/lib/Target/X86/X86ISelLowering.cpp
+++ b/lib/Target/X86/X86ISelLowering.cpp
@@ -1753,6 +1753,7 @@ X86TargetLowering::LowerFormalArguments(SDValue Chain,
     // places.
     assert(VA.getValNo() != LastVal &&
            "Don't support value assigned to multiple locs yet");
+    (void)LastVal;
     LastVal = VA.getValNo();
 
     if (VA.isRegLoc()) {
@@ -10476,9 +10477,9 @@ static void ReplaceATOMIC_LOAD(SDNode *Node,
 void X86TargetLowering::
 ReplaceATOMIC_BINARY_64(SDNode *Node, SmallVectorImpl<SDValue>&Results,
                         SelectionDAG &DAG, unsigned NewOp) const {
-  EVT T = Node->getValueType(0);
   DebugLoc dl = Node->getDebugLoc();
-  assert (T == MVT::i64 && "Only know how to expand i64 atomics");
+  assert (Node->getValueType(0) == MVT::i64 &&
+          "Only know how to expand i64 atomics");
 
   SDValue Chain = Node->getOperand(0);
   SDValue In1 = Node->getOperand(1);