--- old/src/cpu/sparc/vm/c1_Runtime1_sparc.cpp	2016-04-06 17:17:11.738383517 +0200
+++ new/src/cpu/sparc/vm/c1_Runtime1_sparc.cpp	2016-04-06 17:17:11.606383516 +0200
@@ -918,7 +918,7 @@
         Register cardtable = G5;
         Register tmp  = G1_scratch;
         Register tmp2 = G3_scratch;
-        jbyte* byte_map_base = barrier_set_cast<CardTableModRefBS>(bs)->byte_map_base;
+        volatile jbyte* byte_map_base = barrier_set_cast<CardTableModRefBS>(bs)->byte_map_base;
 
         Label not_already_dirty, restart, refill, young_card;
 
@@ -928,7 +928,7 @@
         __ srl(addr, CardTableModRefBS::card_shift, addr);
 #endif
 
-        AddressLiteral rs(byte_map_base);
+        AddressLiteral rs((address)byte_map_base);
         __ set(rs, cardtable);         // cardtable := <card table base>
         __ ldub(addr, cardtable, tmp); // tmp := [addr + cardtable]