From b6dc9352b0d8361609c310699ce58a517fdc2264 Mon Sep 17 00:00:00 2001
From: Devang Patel <dpatel@apple.com>
Date: Mon, 3 Nov 2008 23:20:04 +0000
Subject: [PATCH] Fix unused variable warnings.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@58653 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/VMCore/ConstantFold.cpp |  1 +
 lib/VMCore/Constants.cpp    | 12 ++++++++++++
 2 files changed, 13 insertions(+)

diff --git a/lib/VMCore/ConstantFold.cpp b/lib/VMCore/ConstantFold.cpp
index fcbda21451b..d84eb2d80b0 100644
--- a/lib/VMCore/ConstantFold.cpp
+++ b/lib/VMCore/ConstantFold.cpp
@@ -126,6 +126,7 @@ static Constant *FoldBitCast(Constant *V, const Type *DestTy) {
     if (const VectorType *SrcTy = dyn_cast<VectorType>(V->getType())) {
       assert(DestPTy->getBitWidth() == SrcTy->getBitWidth() &&
              "Not cast between same sized vectors!");
+      SrcTy = NULL;
       // First, check for null.  Undef is already handled.
       if (isa<ConstantAggregateZero>(V))
         return Constant::getNullValue(DestTy);
diff --git a/lib/VMCore/Constants.cpp b/lib/VMCore/Constants.cpp
index ee1872a40e5..55b87009cba 100644
--- a/lib/VMCore/Constants.cpp
+++ b/lib/VMCore/Constants.cpp
@@ -1923,8 +1923,10 @@ Constant *ConstantExpr::getFPExtend(Constant *C, const Type *Ty) {
 }
 
 Constant *ConstantExpr::getUIToFP(Constant *C, const Type *Ty) {
+#ifndef NDEBUG
   bool fromVec = C->getType()->getTypeID() == Type::VectorTyID;
   bool toVec = Ty->getTypeID() == Type::VectorTyID;
+#endif
   assert((fromVec == toVec) && "Cannot convert from scalar to/from vector");
   assert(C->getType()->isIntOrIntVector() && Ty->isFPOrFPVector() &&
          "This is an illegal uint to floating point cast!");
@@ -1932,8 +1934,10 @@ Constant *ConstantExpr::getUIToFP(Constant *C, const Type *Ty) {
 }
 
 Constant *ConstantExpr::getSIToFP(Constant *C, const Type *Ty) {
+#ifndef NDEBUG
   bool fromVec = C->getType()->getTypeID() == Type::VectorTyID;
   bool toVec = Ty->getTypeID() == Type::VectorTyID;
+#endif
   assert((fromVec == toVec) && "Cannot convert from scalar to/from vector");
   assert(C->getType()->isIntOrIntVector() && Ty->isFPOrFPVector() &&
          "This is an illegal sint to floating point cast!");
@@ -1941,8 +1945,10 @@ Constant *ConstantExpr::getSIToFP(Constant *C, const Type *Ty) {
 }
 
 Constant *ConstantExpr::getFPToUI(Constant *C, const Type *Ty) {
+#ifndef NDEBUG
   bool fromVec = C->getType()->getTypeID() == Type::VectorTyID;
   bool toVec = Ty->getTypeID() == Type::VectorTyID;
+#endif
   assert((fromVec == toVec) && "Cannot convert from scalar to/from vector");
   assert(C->getType()->isFPOrFPVector() && Ty->isIntOrIntVector() &&
          "This is an illegal floating point to uint cast!");
@@ -1950,8 +1956,10 @@ Constant *ConstantExpr::getFPToUI(Constant *C, const Type *Ty) {
 }
 
 Constant *ConstantExpr::getFPToSI(Constant *C, const Type *Ty) {
+#ifndef NDEBUG
   bool fromVec = C->getType()->getTypeID() == Type::VectorTyID;
   bool toVec = Ty->getTypeID() == Type::VectorTyID;
+#endif
   assert((fromVec == toVec) && "Cannot convert from scalar to/from vector");
   assert(C->getType()->isFPOrFPVector() && Ty->isIntOrIntVector() &&
          "This is an illegal floating point to sint cast!");
@@ -1973,6 +1981,7 @@ Constant *ConstantExpr::getIntToPtr(Constant *C, const Type *DstTy) {
 Constant *ConstantExpr::getBitCast(Constant *C, const Type *DstTy) {
   // BitCast implies a no-op cast of type only. No bits change.  However, you 
   // can't cast pointers to anything but pointers.
+#ifndef NDEBUG
   const Type *SrcTy = C->getType();
   assert((isa<PointerType>(SrcTy) == isa<PointerType>(DstTy)) &&
          "BitCast cannot cast pointer to non-pointer and vice versa");
@@ -1982,6 +1991,7 @@ Constant *ConstantExpr::getBitCast(Constant *C, const Type *DstTy) {
   // destination bit widths are identical.
   unsigned SrcBitSize = SrcTy->getPrimitiveSizeInBits();
   unsigned DstBitSize = DstTy->getPrimitiveSizeInBits();
+#endif
   assert(SrcBitSize == DstBitSize && "BitCast requies types of same width");
   return getFoldedCast(Instruction::BitCast, C, DstTy);
 }
@@ -2365,8 +2375,10 @@ Constant *ConstantExpr::getInsertValue(Constant *Agg, Constant *Val,
          "Tried to create insertelement operation on non-first-class type!");
 
   const Type *ReqTy = Agg->getType();
+#ifndef NDEBUG
   const Type *ValTy =
     ExtractValueInst::getIndexedType(Agg->getType(), IdxList, IdxList+NumIdx);
+#endif
   assert(ValTy == Val->getType() && "insertvalue indices invalid!");
   return getInsertValueTy(ReqTy, Agg, Val, IdxList, NumIdx);
 }
-- 
2.11.0