src/share/vm/opto/graphKit.cpp

*** 4385,4395 ****
    record_for_igvn(mem);
    set_control(head);
    set_memory(mem, TypeAryPtr::BYTES);
    Node* ch = load_array_element(control(), src, i_byte, TypeAryPtr::BYTES);
    Node* st = store_to_memory(control(), array_element_address(dst, i_char, T_BYTE),
!                              AndI(ch, intcon(0xff)), T_CHAR, TypeAryPtr::BYTES, MemNode::unordered);
  
    IfNode* iff = create_and_map_if(head, Bool(CmpI(i_byte, count), BoolTest::lt), PROB_FAIR, COUNT_UNKNOWN);
    head->init_req(2, IfTrue(iff));
    mem->init_req(2, st);
    i_byte->init_req(2, AddI(i_byte, intcon(1)));
--- 4385,4396 ----
    record_for_igvn(mem);
    set_control(head);
    set_memory(mem, TypeAryPtr::BYTES);
    Node* ch = load_array_element(control(), src, i_byte, TypeAryPtr::BYTES);
    Node* st = store_to_memory(control(), array_element_address(dst, i_char, T_BYTE),
!                              AndI(ch, intcon(0xff)), T_CHAR, TypeAryPtr::BYTES, MemNode::unordered,
!                              false, false, true /* mismatched */);
  
    IfNode* iff = create_and_map_if(head, Bool(CmpI(i_byte, count), BoolTest::lt), PROB_FAIR, COUNT_UNKNOWN);
    head->init_req(2, IfTrue(iff));
    mem->init_req(2, st);
    i_byte->init_req(2, AddI(i_byte, intcon(1)));