message: Compare string::npos with size_t
diff: @@ -293,7 +293,7 @@ void CommandLineParser::splitPlusArg_(
  if (tmp.size() && (tmp != prefix)) {
  std::string def;
  std::string value;
  - unsigned int loc = tmp.find("=");
  + const size_t loc = tmp.find("=");
  if (loc == std::string::npos) {
  SymbolId id = m_symbolTable->registerSymbol(tmp);
  container.insert(std::make_pair(id, std::string()));
  @@ -381,7 +381,7 @@ int CommandLineParser::parseCommandLine(int argc, const char** argv) {
  std::string def;
  std::string value;
  std::string tmp = argv[i];
  - unsigned int loc = tmp.find ("=");
  + const size_t loc = tmp.find ("=");
  if (loc == std::string::npos)
  {
  StringUtils::registerEnvVar (def, "");
  