}
else
{
- std::map<std::string, std::string>::iterator var = stack.vars.find(varname);
+ insp::flat_map<std::string, std::string>::iterator var = stack.vars.find(varname);
if (var == stack.vars.end())
throw CoreException("Undefined XML entity reference '&" + varname + ";'");
value.append(var->second);