src/share/vm/compiler/oopMap.hpp

@@ -41,10 +41,11 @@
 // OopMapValue describes a single OopMap entry
 
 class frame;
 class RegisterMap;
 class DerivedPointerEntry;
+class OopClosure;
 
 class OopMapValue: public StackObj {
   friend class VMStructs;
 private:
   short _value;