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

rev 11970 : imported patch heap_region_manager_volatiles

@@ -1,7 +1,7 @@
 /*
- * Copyright (c) 2001, 2015, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2001, 2016, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 only, as
  * published by the Free Software Foundation.

@@ -479,12 +479,13 @@
 #endif // PRODUCT
 
 HeapRegionClaimer::HeapRegionClaimer(uint n_workers) :
     _n_workers(n_workers), _n_regions(G1CollectedHeap::heap()->_hrm._allocated_heapregions_length), _claims(NULL) {
   assert(n_workers > 0, "Need at least one worker.");
-  _claims = NEW_C_HEAP_ARRAY(uint, _n_regions, mtGC);
-  memset(_claims, Unclaimed, sizeof(*_claims) * _n_regions);
+  uint* new_claims = NEW_C_HEAP_ARRAY(uint, _n_regions, mtGC);
+  memset(new_claims, Unclaimed, sizeof(*_claims) * _n_regions);
+  _claims = new_claims;
 }
 
 HeapRegionClaimer::~HeapRegionClaimer() {
   if (_claims != NULL) {
     FREE_C_HEAP_ARRAY(uint, _claims);