*** old/src/hotspot/share/opto/graphKit.cpp	Tue Oct 16 14:37:07 2018
--- new/src/hotspot/share/opto/graphKit.cpp	Tue Oct 16 14:37:07 2018

*** 2114,2125 ****
--- 2114,2134 ----
  // Report the object that was just allocated.
  // It must be the case that there are no intervening safepoints.
  // We use this to determine if an object is so "fresh" that
  // it does not require card marks.
  Node* GraphKit::just_allocated_object(Node* current_control) {
    if (C->recent_alloc_ctl() == current_control)
+   Node* ctrl = current_control;
+   // Object::<init> is invoked after allocation, most of invoke nodes
+   // will be reduced, but a region node is kept in parse time, we check
+   // the pattern and skip the region node if it degraded to a copy.
+   if (ctrl != NULL && ctrl->is_Region() && ctrl->req() == 2 &&
+       ctrl->as_Region()->is_copy()) {
+     ctrl = ctrl->as_Region()->is_copy();
+   }
+   if (C->recent_alloc_ctl() == ctrl) {
     return C->recent_alloc_obj();
+   }
    return NULL;
  }
  
  
  void GraphKit::round_double_arguments(ciMethod* dest_method) {