WAR: fix warning

Source/cmQTWrapUICommand.cxx

@@ -119,7 +119,6 @@ bool cmQTWrapUICommand::InitialPass(std::vector<std::string> const& args)
         m_WrapHeadersClasses.push_back(header_file);
         m_WrapSourcesClasses.push_back(source_file);
         m_WrapMocClasses.push_back(moc_file);
-        unsigned int last_files=m_WrapSourcesClasses.size()-1;
         m_Makefile->AddSource(header_file,
             m_HeaderList.c_str());
         m_Makefile->AddSource(source_file,

Source/cmVariableRequiresCommand.cxx

@@ -63,7 +63,7 @@ void cmVariableRequiresCommand::FinalPass()
   std::string resultVarible = m_Arguments[1];
   bool requirementsMet = true;
   std::string notSet;
-  for(int i = 2; i < m_Arguments.size(); ++i)
+  for(unsigned int i = 2; i < m_Arguments.size(); ++i)
     {
     if(!m_Makefile->IsOn(m_Arguments[i].c_str()))
       {