initial [broken] update

src/common/unordered_containers_boost_serialization.h

@@ -2,7 +2,7 @@
 // Distributed under the MIT/X11 software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
-#pragma once 
+#pragma once
 
 #include <boost/serialization/split_free.hpp>
 #include <unordered_map>
@@ -41,6 +41,35 @@ namespace boost
     }
 
 
+    template <class Archive, class h_key, class hval>
+    inline void save(Archive &a, const std::unordered_multimap<h_key, hval> &x, const boost::serialization::version_type ver)
+    {
+      size_t s = x.size();
+      a << s;
+      BOOST_FOREACH(auto& v, x)
+      {
+        a << v.first;
+        a << v.second;
+      }
+    }
+
+    template <class Archive, class h_key, class hval>
+    inline void load(Archive &a, std::unordered_multimap<h_key, hval> &x, const boost::serialization::version_type ver)
+    {
+      x.clear();
+      size_t s = 0;
+      a >> s;
+      for(size_t i = 0; i != s; i++)
+      {
+        h_key k;
+        hval v;
+        a >> k;
+        a >> v;
+        x.emplace(k, v);
+      }
+    }
+
+
     template <class Archive, class hval>
     inline void save(Archive &a, const std::unordered_set<hval> &x, const boost::serialization::version_type ver)
     {
@@ -73,6 +102,12 @@ namespace boost
       split_free(a, x, ver);
     }
 
+    template <class Archive, class h_key, class hval>
+    inline void serialize(Archive &a, std::unordered_multimap<h_key, hval> &x, const boost::serialization::version_type ver)
+    {
+      split_free(a, x, ver);
+    }
+
     template <class Archive, class hval>
     inline void serialize(Archive &a, std::unordered_set<hval> &x, const boost::serialization::version_type ver)
     {