--- old/src/hotspot/share/opto/arraycopynode.cpp	2018-03-02 15:59:55.000000000 +0300
+++ new/src/hotspot/share/opto/arraycopynode.cpp	2018-03-02 15:59:55.000000000 +0300
@@ -361,6 +361,7 @@
     // copy forward
     mem = start_mem_dest;
 
+    // FYI: linked LoadUBs/StoreBs are created here
     if (count > 0) {
       Node* v = LoadNode::make(*phase, forward_ctl, start_mem_src, adr_src, atp_src, value_type, copy_type, MemNode::unordered);
       v = phase->transform(v);