src/share/vm/opto/macro.cpp

*** 242,252 ****
        _igvn.replace_node(mem, mem->in(MemNode::Memory));
      }
    } else {
      // G1 pre/post barriers
      assert(p2x->outcnt() <= 2, "expects 1 or 2 users: Xor and URShift nodes");
!     // It could be only one user, URShift node, in Object.clone() instrinsic
      // but the new allocation is passed to arraycopy stub and it could not
      // be scalar replaced. So we don't check the case.
  
      // An other case of only one user (Xor) is when the value check for NULL
      // in G1 post barrier is folded after CCP so the code which used URShift
--- 242,252 ----
        _igvn.replace_node(mem, mem->in(MemNode::Memory));
      }
    } else {
      // G1 pre/post barriers
      assert(p2x->outcnt() <= 2, "expects 1 or 2 users: Xor and URShift nodes");
!     // It could be only one user, URShift node, in Object.clone() intrinsic
      // but the new allocation is passed to arraycopy stub and it could not
      // be scalar replaced. So we don't check the case.
  
      // An other case of only one user (Xor) is when the value check for NULL
      // in G1 post barrier is folded after CCP so the code which used URShift