src/share/vm/gc/g1/heapRegionRemSet.cpp

@@ -561,11 +561,11 @@
 PerRegionTable* OtherRegionsTable::delete_region_table() {
   assert(_m->owned_by_self(), "Precondition");
   assert(_n_fine_entries == _max_fine_entries, "Precondition");
   PerRegionTable* max = NULL;
   jint max_occ = 0;
-  PerRegionTable** max_prev;
+  PerRegionTable** max_prev = NULL;
   size_t max_ind;
 
   size_t i = _fine_eviction_start;
   for (size_t k = 0; k < _fine_eviction_sample_size; k++) {
     size_t ii = i;

@@ -597,10 +597,11 @@
   if (_fine_eviction_start >= _n_fine_entries) {
     _fine_eviction_start -= _n_fine_entries;
   }
 
   guarantee(max != NULL, "Since _n_fine_entries > 0");
+  guarantee(max_prev != NULL, "Since max != NULL.");
 
   // Set the corresponding coarse bit.
   size_t max_hrm_index = (size_t) max->hr()->hrm_index();
   if (!_coarse_map.at(max_hrm_index)) {
     _coarse_map.at_put(max_hrm_index, true);

@@ -1136,11 +1137,11 @@
   }
 }
 
 void HeapRegionRemSet::print_recorded() {
   int cur_evnt = 0;
-  Event cur_evnt_kind;
+  Event cur_evnt_kind = Event_illegal;
   int cur_evnt_ind = 0;
   if (_n_recorded_events > 0) {
     cur_evnt_kind = _recorded_events[cur_evnt];
     cur_evnt_ind = _recorded_event_index[cur_evnt];
   }