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

*** 71,83 ****
    // collection without removing it from the CSet chooser.
    HeapRegion* peek() {
      HeapRegion* res = NULL;
      if (_front < _end) {
        res = regions_at(_front);
!       assert(res != NULL,
!              err_msg("Unexpected NULL hr in _regions at index %u",
!                      _front));
      }
      return res;
    }
  
    // Remove the given region from the CSet chooser and move to the
--- 71,81 ----
    // collection without removing it from the CSet chooser.
    HeapRegion* peek() {
      HeapRegion* res = NULL;
      if (_front < _end) {
        res = regions_at(_front);
!       assert(res != NULL, "Unexpected NULL hr in _regions at index %u", _front);
      }
      return res;
    }
  
    // Remove the given region from the CSet chooser and move to the
*** 86,98 ****
      HeapRegion* hr = regions_at(_front);
      assert(hr != NULL, "pre-condition");
      assert(_front < _end, "pre-condition");
      regions_at_put(_front, NULL);
      assert(hr->reclaimable_bytes() <= _remaining_reclaimable_bytes,
!            err_msg("remaining reclaimable bytes inconsistent "
                     "from region: " SIZE_FORMAT " remaining: " SIZE_FORMAT,
!                    hr->reclaimable_bytes(), _remaining_reclaimable_bytes));
      _remaining_reclaimable_bytes -= hr->reclaimable_bytes();
      _front += 1;
      return hr;
    }
  
--- 84,96 ----
      HeapRegion* hr = regions_at(_front);
      assert(hr != NULL, "pre-condition");
      assert(_front < _end, "pre-condition");
      regions_at_put(_front, NULL);
      assert(hr->reclaimable_bytes() <= _remaining_reclaimable_bytes,
!            "remaining reclaimable bytes inconsistent "
             "from region: " SIZE_FORMAT " remaining: " SIZE_FORMAT,
!            hr->reclaimable_bytes(), _remaining_reclaimable_bytes);
      _remaining_reclaimable_bytes -= hr->reclaimable_bytes();
      _front += 1;
      return hr;
    }