asdsdf.cc

#include <iostream>
#include <unordered_map>

class Bar {
 public:
  Bar()= default;
};

class Foo {
 public:

  Foo()= default;
  std::unordered_map<std::string, Bar*> haha_map;

  void add(const std::string &blah, Bar *bar) {
    haha_map.insert(std::make_pair(blah, bar));
  }
};

int main() {
  const std::string crap = "crap";
  Foo foo;
  Bar *bar = new Bar();
  foo.add(crap, bar);
  return 0;
}