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library ieee;
use ieee.std_logic_1164.all;
entity issue is
port (
clk : in std_logic;
a, b : in std_logic
);
end entity issue;
architecture psl of issue is
begin
-- All is sensitive to rising edge of clk
default clock is rising_edge(clk);
-- This assertion should hold
INF_a : assert always {a} |=> {not b[*0 to inf]; b};
end architecture psl;
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