diff -r 8eeacdc76bf2 -r 75aa3e39d02c hotspot/src/share/vm/utilities/hashtable.cpp
--- a/hotspot/src/share/vm/utilities/hashtable.cpp	Wed Jul 05 11:03:19 2017 -0700
+++ b/hotspot/src/share/vm/utilities/hashtable.cpp	Thu Jul 06 01:50:26 2017 +0200
@@ -100,8 +100,6 @@
   return false;
 }
 
-template <class T, MEMFLAGS F> juint RehashableHashtable<T, F>::_seed = 0;
-
 // Create a new table and using alternate hash code, populate the new table
 // with the existing elements.   This can be used to change the hash code
 // and could in the future change the size of the table.
@@ -207,7 +205,7 @@
       if (*top + entry_size() > end) {
         report_out_of_shared_space(SharedMiscData);
       }
-      *p = (BasicHashtableEntry<F>*)memcpy(*top, *p, entry_size());
+      *p = (BasicHashtableEntry<F>*)memcpy(*top, (void*)*p, entry_size());
       *top += entry_size();
     }
   }
@@ -287,7 +285,7 @@
   if (*top + len > end) {
     report_out_of_shared_space(SharedMiscData);
   }
-  _buckets = (HashtableBucket<F>*)memcpy(*top, _buckets, len);
+  _buckets = (HashtableBucket<F>*)memcpy(*top, (void*)_buckets, len);
   *top += len;
 }