src/hotspot/share/gc/shared/gcArguments.hpp

@@ -46,10 +46,15 @@
 public:
   virtual void initialize();
   virtual size_t conservative_max_heap_alignment() = 0;
   virtual CollectedHeap* create_heap() = 0;
 
+  // Allows GCs to tell external code if it's supported or not in the current setup.
+  virtual bool is_supported() const {
+    return true;
+  }
+
   void initialize_heap_sizes();
 
   static size_t compute_heap_alignment();
 
   static bool check_args_consistency();