2 use ieee.std_logic_1164.all;
3 use ieee.numeric_std.all;
6 port (clk, rst: std_logic;
7 cnt : out unsigned(3 downto 0));
10 architecture behav of property0 is
11 signal val : unsigned (3 downto 0);
12 default clock is rising_edge(clk);
16 if rising_edge(clk) then
18 val <= (others => '0');
26 property prop is always {val = 8} |=> {val = 9} abort rst;