--- old/src/hotspot/share/memory/heapShared.hpp	2020-06-09 21:58:03.846601869 -0700
+++ new/src/hotspot/share/memory/heapShared.hpp	2020-06-09 21:58:03.710596749 -0700
@@ -277,6 +277,8 @@
 #endif // INCLUDE_CDS_JAVA_HEAP
 
  public:
+  static void run_gc() NOT_CDS_JAVA_HEAP_RETURN;
+
   static bool is_heap_object_archiving_allowed() {
     CDS_JAVA_HEAP_ONLY(return (UseG1GC && UseCompressedOops && UseCompressedClassPointers);)
     NOT_CDS_JAVA_HEAP(return false;)