--- old/src/hotspot/share/gc/g1/g1CollectedHeap.hpp	2018-11-21 11:17:11.645763521 +0100
+++ new/src/hotspot/share/gc/g1/g1CollectedHeap.hpp	2018-11-21 11:17:11.037760506 +0100
@@ -683,7 +683,7 @@
   // which had been allocated by alloc_archive_regions. This should be called
   // rather than fill_archive_regions at JVM init time if the archive file
   // mapping failed, with the same non-overlapping and sorted MemRegion array.
-  void dealloc_archive_regions(MemRegion* range, size_t count);
+  void dealloc_archive_regions(MemRegion* range, size_t count, bool is_open);
 
   oop materialize_archived_object(oop obj);