src/hotspot/share/opto/subnode.cpp

*** 1159,11 ***
    Node* adr1 = ldk1->in(MemNode::Address);
    intptr_t con2 = 0;
    Node* ldk2 = AddPNode::Ideal_base_and_offset(adr1, phase, con2);
    if (ldk2 == nullptr)
      return nullptr;
!   if (con2 == oopDesc::klass_offset_in_bytes()) {
      // We are inspecting an object's concrete class.
      // Short-circuit the check if the query is abstract.
      if (superklass->is_interface() ||
          superklass->is_abstract()) {
        // Make it come out always false:
--- 1159,11 ---
    Node* adr1 = ldk1->in(MemNode::Address);
    intptr_t con2 = 0;
    Node* ldk2 = AddPNode::Ideal_base_and_offset(adr1, phase, con2);
    if (ldk2 == nullptr)
      return nullptr;
!   if (con2 == Type::klass_offset()) {
      // We are inspecting an object's concrete class.
      // Short-circuit the check if the query is abstract.
      if (superklass->is_interface() ||
          superklass->is_abstract()) {
        // Make it come out always false: