--- a/src/hotspot/share/gc/z/c2/zBarrierSetC2.cpp	Thu Mar 28 10:04:27 2019 -0700
+++ b/src/hotspot/share/gc/z/c2/zBarrierSetC2.cpp	Thu Mar 28 11:06:00 2019 -0700
@@ -194,9 +194,9 @@
   return sizeof(*this);
 }
 
-uint LoadBarrierNode::cmp(const Node& n) const {
+bool LoadBarrierNode::cmp(const Node& n) const {
   ShouldNotReachHere();
-  return 0;
+  return false;
 }
 
 const Type *LoadBarrierNode::bottom_type() const {