diff -r 9e1c9dc23c99 -r 1d942423516c src/hotspot/share/runtime/arguments.cpp
--- a/src/hotspot/share/runtime/arguments.cpp	Tue Feb 12 15:31:40 2019 +0100
+++ b/src/hotspot/share/runtime/arguments.cpp	Tue Feb 05 17:40:15 2019 +0100
@@ -3794,8 +3794,8 @@
 #endif
 
 #if defined(AIX)
-  UNSUPPORTED_OPTION(AllocateHeapAt);
-  UNSUPPORTED_OPTION(AllocateOldGenAt);
+  UNSUPPORTED_OPTION_NULL(AllocateHeapAt);
+  UNSUPPORTED_OPTION_NULL(AllocateOldGenAt);
 #endif
 
 #ifndef PRODUCT