Remove unused variables

Source/cmExtraCodeLiteGenerator.cxx

@@ -600,9 +600,6 @@ void cmExtraCodeLiteGenerator::CreateNewProjectFile(
   // which may have an acompanying header, one for all other files
   std::string projectType;
 
-  std::vector<std::string> headerExts =
-    this->GlobalGenerator->GetCMakeInstance()->GetHeaderExtensions();
-
   std::map<std::string, cmSourceFile*> cFiles;
   std::set<std::string> otherFiles;
 

Source/cmOSXBundleGenerator.cxx

@@ -48,8 +48,6 @@ void cmOSXBundleGenerator::CreateAppBundle(const std::string& targetName,
   cmSystemTools::MakeDirectory(out.c_str());
   this->Makefile->AddCMakeOutputFile(out);
 
-  std::string newoutpath = out;
-
   // Configure the Info.plist file.  Note that it needs the executable name
   // to be set.
   std::string plist = outpath;
@@ -60,7 +58,7 @@ void cmOSXBundleGenerator::CreateAppBundle(const std::string& targetName,
   this->LocalGenerator->GenerateAppleInfoPList(this->GT, targetName,
                                                plist.c_str());
   this->Makefile->AddCMakeOutputFile(plist);
-  outpath = newoutpath;
+  outpath = out;
 }
 
 void cmOSXBundleGenerator::CreateFramework(const std::string& targetName,

Source/cmSystemTools.cxx

@@ -196,7 +196,6 @@ void cmSystemTools::ExpandRegistryValues(std::string& source,
   while (regEntry.find(source)) {
     // the arguments are the second match
     std::string key = regEntry.match(1);
-    std::string val;
     std::string reg = "[";
     reg += key + "]";
     cmSystemTools::ReplaceString(source, reg.c_str(), "/registry");