--- a/src/hotspot/cpu/sparc/gc/shared/cardTableBarrierSetAssembler_sparc.cpp	Wed Mar 13 12:30:20 2019 -0700
+++ b/src/hotspot/cpu/sparc/gc/shared/cardTableBarrierSetAssembler_sparc.cpp	Wed Mar 13 21:01:56 2019 +0100
@@ -44,7 +44,6 @@
                                                                     Register addr, Register count, Register tmp) {
   CardTableBarrierSet* ctbs = barrier_set_cast<CardTableBarrierSet>(BarrierSet::barrier_set());
   CardTable* ct = ctbs->card_table();
-  assert(sizeof(*ct->byte_map_base()) == sizeof(jbyte), "adjust this code");
   assert_different_registers(addr, count, tmp);
 
   Label L_loop, L_done;
@@ -70,7 +69,7 @@
 }
 
 void CardTableBarrierSetAssembler::card_table_write(MacroAssembler* masm,
-                                                    jbyte* byte_map_base,
+                                                    CardTable::CardValue* byte_map_base,
                                                     Register tmp, Register obj) {
   __ srlx(obj, CardTable::card_shift, obj);
   assert(tmp != obj, "need separate temp reg");