--- old/src/share/vm/utilities/hashtable.hpp	2015-04-15 12:34:23.746018386 +0200
+++ new/src/share/vm/utilities/hashtable.hpp	2015-04-15 12:34:23.594013276 +0200
@@ -59,10 +59,10 @@
 protected:
   // Entry objects should not be created, they should be taken from the
   // free list with BasicHashtable.new_entry().
-  BasicHashtableEntry() { ShouldNotReachHere(); }
+  BasicHashtableEntry()  { guarantee(false, "Should not be called"); }
   // Entry objects should not be destroyed.  They should be placed on
   // the free list instead with BasicHashtable.free_entry().
-  ~BasicHashtableEntry() { ShouldNotReachHere(); }
+  ~BasicHashtableEntry() { guarantee(false, "Should not be called"); }
 
 public: