entity SelectorWithHiZ_using_For_Loop is
  generic (
      candidates_num : integer := 8);
  port (
      candidates : in std_logic_vector(candidates_num - 1 downto 0);
      selects : in std_logic_vector(candidates_num - 1 downto 0);
      result : out std_logic);
end SelectorWithHiZ_using_For_Loop;

architecture Behavioral of SelectorWithHiZ_using_For_Loop is
begin

  process(selects)
    variable tmp : std_logic;
  begin
    tmp := 'Z';
    for i in selects'high downto selects'low loop
      if selects(i) = '1' then
        tmp := candidates(i);
      end if;
    end loop;
    result <= tmp;
  end process;

end Behavioral;