Index: llvm/trunk/lib/CodeGen/DFAPacketizer.cpp
===================================================================
--- llvm/trunk/lib/CodeGen/DFAPacketizer.cpp
+++ llvm/trunk/lib/CodeGen/DFAPacketizer.cpp
@@ -213,10 +213,8 @@
 
 
 VLIWPacketizerList::~VLIWPacketizerList() {
-  if (VLIWScheduler)
-    delete VLIWScheduler;
-  if (ResourceTracker)
-    delete ResourceTracker;
+  delete VLIWScheduler;
+  delete ResourceTracker;
 }
 
 
Index: llvm/trunk/lib/Support/SourceMgr.cpp
===================================================================
--- llvm/trunk/lib/Support/SourceMgr.cpp
+++ llvm/trunk/lib/Support/SourceMgr.cpp
@@ -51,9 +51,7 @@
 }
 
 SourceMgr::~SourceMgr() {
-  // Delete the line # cache if allocated.
-  if (LineNoCacheTy *Cache = getCache(LineNoCache))
-    delete Cache;
+  delete getCache(LineNoCache);
 }
 
 unsigned SourceMgr::AddIncludeFile(const std::string &Filename,
Index: llvm/trunk/lib/Target/TargetLoweringObjectFile.cpp
===================================================================
--- llvm/trunk/lib/Target/TargetLoweringObjectFile.cpp
+++ llvm/trunk/lib/Target/TargetLoweringObjectFile.cpp
@@ -44,7 +44,7 @@
                                           const TargetMachine &TM) {
   Ctx = &ctx;
   // `Initialize` can be called more than once.
-  if (Mang != nullptr) delete Mang;
+  delete Mang;
   Mang = new Mangler();
   InitMCObjectFileInfo(TM.getTargetTriple(), TM.isPositionIndependent(),
                        TM.getCodeModel(), *Ctx);