Silence a bunch (but not all) "variable written but not read" warnings

when building with assertions disabled.

llvm-svn: 137460

3 files changed, 5 insertions, 4 deletions

diff --git a/llvm/lib/Target/ARM/ARMBaseRegisterInfo.cpp b/llvm/lib/Target/ARM/ARMBaseRegisterInfo.cpp
index fe7e45f9143..d888c1da064 100644
--- a/llvm/lib/Target/ARM/ARMBaseRegisterInfo.cpp
+++ b/llvm/lib/Target/ARM/ARMBaseRegisterInfo.cpp
@@ -1130,6 +1130,7 @@ ARMBaseRegisterInfo::resolveFrameIndex(MachineBasicBlock::iterator I,
     Done = rewriteT2FrameIndex(MI, i, BaseReg, Off, TII);
   }
   assert (Done && "Unable to resolve frame index!");
+  (void)Done;
 }
 
 bool ARMBaseRegisterInfo::isFrameOffsetLegal(const MachineInstr *MI,
diff --git a/llvm/lib/Target/ARM/ARMISelLowering.cpp b/llvm/lib/Target/ARM/ARMISelLowering.cpp
index 4f18ce37d0d..abec1aa50ef 100644
--- a/llvm/lib/Target/ARM/ARMISelLowering.cpp
+++ b/llvm/lib/Target/ARM/ARMISelLowering.cpp
@@ -2983,8 +2983,8 @@ static SDValue LowerVectorINT_TO_FP(SDValue Op, SelectionDAG &DAG) {
   EVT VT = Op.getValueType();
   DebugLoc dl = Op.getDebugLoc();
 
-  EVT OperandVT = Op.getOperand(0).getValueType();
-  assert(OperandVT == MVT::v4i16 && "Invalid type for custom lowering!");
+  assert(Op.getOperand(0).getValueType() == MVT::v4i16 &&
+         "Invalid type for custom lowering!");
   if (VT != MVT::v4f32)
     return DAG.UnrollVectorOp(Op.getNode());
 
diff --git a/llvm/lib/Target/ARM/Thumb1RegisterInfo.cpp b/llvm/lib/Target/ARM/Thumb1RegisterInfo.cpp
index cb7d5b6c7d2..107c86be70f 100644
--- a/llvm/lib/Target/ARM/Thumb1RegisterInfo.cpp
+++ b/llvm/lib/Target/ARM/Thumb1RegisterInfo.cpp
@@ -544,9 +544,9 @@ Thumb1RegisterInfo::resolveFrameIndex(MachineBasicBlock::iterator I,
     ++i;
     assert(i < MI.getNumOperands() && "Instr doesn't have FrameIndex operand!");
   }
-  bool Done = false;
-  Done = rewriteFrameIndex(MI, i, BaseReg, Off, TII);
+  bool Done = rewriteFrameIndex(MI, i, BaseReg, Off, TII);
   assert (Done && "Unable to resolve frame index!");
+  (void)Done;
 }
 
 /// saveScavengerRegister - Spill the register so it can be used by the