*** old/src/share/vm/compiler/compileBroker.hpp	Wed May 14 03:16:16 2014
--- new/src/share/vm/compiler/compileBroker.hpp	Wed May 14 03:16:16 2014

*** 194,226 ****
--- 194,233 ----
    Monitor*    _lock;
  
    CompileTask* _first;
    CompileTask* _last;
  
+   CompileTask* _first_stale;
+ 
    int _size;
+ 
+   void purge_stale_tasks();
   public:
    CompileQueue(const char* name, Monitor* lock) {
      _name = name;
      _lock = lock;
      _first = NULL;
      _last = NULL;
      _size = 0;
+     _first_stale = NULL;
    }
  
    const char*  name() const                      { return _name; }
    Monitor*     lock() const                      { return _lock; }
  
    void         add(CompileTask* task);
    void         remove(CompileTask* task);
+   void         remove_and_mark_stale(CompileTask* task);
    CompileTask* first()                           { return _first; }
    CompileTask* last()                            { return _last;  }
  
    CompileTask* get();
  
    bool         is_empty() const                  { return _first == NULL; }
    int          size()     const                  { return _size;          }
  
+ 
    // Redefine Classes support
    void mark_on_stack();
    void free_all();
    NOT_PRODUCT (void print();)