src/hotspot/share/gc/shared/collectedHeap.hpp

*** 532,537 ****
--- 532,545 ----
    ~GCCauseSetter() {
      _heap->set_gc_cause(_previous_cause);
    }
  };
  
+ #define assert_object_is_in_heap(oop_addr, obj)            \
+   assert(Universe::heap()->is_in(obj),                     \
+          "object not in heap " PTR_FORMAT " " PTR_FORMAT,  \
+          p2i(oop_addr), p2i(obj))
+ 
+ #define assert_object_is_in_heap_or_null(oop_addr, obj)                 \
+   debug_only(if (obj != NULL)) assert_object_is_in_heap(oop_addr, obj)
+ 
  #endif // SHARE_GC_SHARED_COLLECTEDHEAP_HPP