[LLVM] Remove unused variables after #112546

Author: jayfoad

llvm/lib/Target/AArch64/AArch64ISelLowering.cpp

@@ -27283,7 +27283,6 @@ Value *AArch64TargetLowering::emitLoadLinked(IRBuilderBase &Builder,
 
 void AArch64TargetLowering::emitAtomicCmpXchgNoStoreLLBalance(
     IRBuilderBase &Builder) const {
-  Module *M = Builder.GetInsertBlock()->getParent()->getParent();
   Builder.CreateIntrinsic(Intrinsic::aarch64_clrex, {}, {});
 }
 

llvm/lib/Target/ARM/ARMISelLowering.cpp

@@ -21445,7 +21445,6 @@ void ARMTargetLowering::emitAtomicCmpXchgNoStoreLLBalance(
     IRBuilderBase &Builder) const {
   if (!Subtarget->hasV7Ops())
     return;
-  Module *M = Builder.GetInsertBlock()->getParent()->getParent();
   Builder.CreateIntrinsic(Intrinsic::arm_clrex, {}, {});
 }
 

llvm/lib/Transforms/Instrumentation/AddressSanitizer.cpp

@@ -1865,7 +1865,6 @@ void AddressSanitizer::instrumentAddress(Instruction *OrigIns,
 
   if (UseCalls && ClOptimizeCallbacks) {
     const ASanAccessInfo AccessInfo(IsWrite, CompileKernel, AccessSizeIndex);
-    Module *M = IRB.GetInsertBlock()->getParent()->getParent();
     IRB.CreateIntrinsic(Intrinsic::asan_check_memaccess, {},
                         {IRB.CreatePointerCast(Addr, PtrTy),
                          ConstantInt::get(Int32Ty, AccessInfo.Packed)});

llvm/lib/Transforms/Instrumentation/HWAddressSanitizer.cpp

@@ -1025,7 +1025,6 @@ void HWAddressSanitizer::instrumentMemAccessOutline(Value *Ptr, bool IsWrite,
         insertShadowTagCheck(Ptr, InsertBefore, DTU, LI).TagMismatchTerm;
 
   IRBuilder<> IRB(InsertBefore);
-  Module *M = IRB.GetInsertBlock()->getParent()->getParent();
   bool UseFixedShadowIntrinsic = false;
   // The memaccess fixed shadow intrinsic is only supported on AArch64,
   // which allows a 16-bit immediate to be left-shifted by 32.