--- a/src/hotspot/share/gc/g1/g1CollectedHeap.hpp	Thu Jun 13 11:12:23 2019 +0200
+++ b/src/hotspot/share/gc/g1/g1CollectedHeap.hpp	Thu Jun 13 11:54:55 2019 +0200
@@ -593,6 +593,10 @@
     _region_attr.clear();
   }
 
+  // Verify that the G1RegionAttr remset tracking corresponds to actual remset tracking
+  // for all regions.
+  void verify_region_attr_remset_update() PRODUCT_RETURN;
+
   bool is_user_requested_concurrent_full_gc(GCCause::Cause cause);
 
   // This is called at the start of either a concurrent cycle or a Full