--- a/src/hotspot/share/gc/shenandoah/shenandoahArguments.cpp	Tue May 07 06:58:55 2019 -0700
+++ b/src/hotspot/share/gc/shenandoah/shenandoahArguments.cpp	Tue May 07 16:04:36 2019 +0200
@@ -45,6 +45,7 @@
   FLAG_SET_DEFAULT(ShenandoahGCHeuristics,           "passive");
 
   FLAG_SET_DEFAULT(ShenandoahSATBBarrier,            false);
+  FLAG_SET_DEFAULT(ShenandoahLoadRefBarrier,         false);
   FLAG_SET_DEFAULT(ShenandoahKeepAliveBarrier,       false);
   FLAG_SET_DEFAULT(ShenandoahStoreValEnqueueBarrier, false);
   FLAG_SET_DEFAULT(ShenandoahCASBarrier,             false);
@@ -106,6 +107,7 @@
   // C2 barrier verification is only reliable when all default barriers are enabled
   if (ShenandoahVerifyOptoBarriers &&
           (!FLAG_IS_DEFAULT(ShenandoahSATBBarrier)            ||
+           !FLAG_IS_DEFAULT(ShenandoahLoadRefBarrier)         ||
            !FLAG_IS_DEFAULT(ShenandoahKeepAliveBarrier)       ||
            !FLAG_IS_DEFAULT(ShenandoahStoreValEnqueueBarrier) ||
            !FLAG_IS_DEFAULT(ShenandoahCASBarrier)             ||