LICM - remove unused variable and reduce scope of another variable. NFCI.

Appeases both clang static analyzer and cppcheck

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@373453 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Transforms/Scalar/LICM.cpp b/lib/Transforms/Scalar/LICM.cpp
index f099b4d20c4ef2003cb82a6b9ec3a89014742498..5c2176f873bc0702377acf141ab5c7e24bcf8027 100644 (file)
--- a/lib/Transforms/Scalar/LICM.cpp
+++ b/lib/Transforms/Scalar/LICM.cpp
@@ -1383,8 +1383,7 @@ static Instruction *CloneInstructionInExitBlock(
   if (!I.getName().empty())
     New->setName(I.getName() + ".le");
 
-  MemoryAccess *OldMemAcc;
-  if (MSSAU && (OldMemAcc = MSSAU->getMemorySSA()->getMemoryAccess(&I))) {
+  if (MSSAU && MSSAU->getMemorySSA()->getMemoryAccess(&I)) {
     // Create a new MemoryAccess and let MemorySSA set its defining access.
     MemoryAccess *NewMemAcc = MSSAU->createMemoryAccessInBB(
         New, nullptr, New->getParent(), MemorySSA::Beginning);
@@ -2115,9 +2114,8 @@ bool llvm::promoteLoopAccessesToScalars(
     PreheaderLoad->setAAMetadata(AATags);
   SSA.AddAvailableValue(Preheader, PreheaderLoad);
 
-  MemoryAccess *PreheaderLoadMemoryAccess;
   if (MSSAU) {
-    PreheaderLoadMemoryAccess = MSSAU->createMemoryAccessInBB(
+    MemoryAccess *PreheaderLoadMemoryAccess = MSSAU->createMemoryAccessInBB(
         PreheaderLoad, nullptr, PreheaderLoad->getParent(), MemorySSA::End);
     MemoryUse *NewMemUse = cast<MemoryUse>(PreheaderLoadMemoryAccess);
     MSSAU->insertUse(NewMemUse, /*RenameUses=*/true);