src/share/vm/gc/g1/sparsePRT.hpp

rev 11970 : imported patch base_volatiles

@@ -248,11 +248,11 @@
   SparsePRT* next_expanded() { return _next_expanded; }
   void set_next_expanded(SparsePRT* nxt) { _next_expanded = nxt; }
 
   bool should_be_on_expanded_list();
 
-  static SparsePRT* _head_expanded_list;
+  static SparsePRT* volatile _head_expanded_list;
 
 public:
   SparsePRT(HeapRegion* hr);
 
   ~SparsePRT();