src/hotspot/share/gc/shenandoah/shenandoahTaskqueue.hpp

*** 32,10 ***
--- 32,12 ---
  #include "runtime/atomic.hpp"
  #include "runtime/javaThread.hpp"
  #include "runtime/mutex.hpp"
  #include "utilities/debug.hpp"
  
+ class ShenandoahHeap;
+ 
  template<class E, MEMFLAGS F, unsigned int N = TASKQUEUE_SIZE>
  class BufferedOverflowTaskQueue: public OverflowTaskQueue<E, F, N>
  {
  public:
    typedef OverflowTaskQueue<E, F, N> taskqueue_t;