--- old/src/cpu/aarch64/vm/aarch64.ad	2016-04-06 17:17:09.230383488 +0200
+++ new/src/cpu/aarch64/vm/aarch64.ad	2016-04-06 17:17:09.118383486 +0200
@@ -5519,7 +5519,7 @@
 operand immByteMapBase()
 %{
   // Get base of card map
-  predicate((jbyte*)n->get_ptr() ==
+  predicate((volatile jbyte*)n->get_ptr() ==
         ((CardTableModRefBS*)(Universe::heap()->barrier_set()))->byte_map_base);
   match(ConP);