src/hotspot/share/opto/arraycopynode.cpp

*** 642,651 ****
--- 642,652 ----
    }
    return false;
  }
  
  static Node* step_over_gc_barrier(Node* c) {
+ #if INCLUDE_G1GC
    if (UseG1GC && !GraphKit::use_ReduceInitialCardMarks() &&
        c != NULL && c->is_Region() && c->req() == 3) {
      for (uint i = 1; i < c->req(); i++) {
        if (c->in(i) != NULL && c->in(i)->is_Region() &&
            c->in(i)->req() == 3) {
*** 673,682 ****
--- 674,684 ----
            }
          }
        }
      }
    }
+ #endif // INCLUDE_G1GC
    return c;
  }
  
  bool ArrayCopyNode::may_modify(const TypeOopPtr *t_oop, MemBarNode* mb, PhaseTransform *phase, ArrayCopyNode*& ac) {