--- old/src/hotspot/share/gc/z/zArguments.cpp	2019-12-11 12:53:25.373984658 +0100
+++ new/src/hotspot/share/gc/z/zArguments.cpp	2019-12-11 12:53:25.121980480 +0100
@@ -117,3 +117,7 @@
 CollectedHeap* ZArguments::create_heap() {
   return new ZCollectedHeap();
 }
+
+bool ZArguments::is_supported() const {
+  return ZInitialize::is_os_supported();
+}