40 lines
527 B
Text
40 lines
527 B
Text
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type t = Haut | Bas
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node f(x:bool;r:t) = (y:bool)
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contract
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enforce (y)
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with (c:bool)
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let
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automaton
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state Haut
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do
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y = true;
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unless (r=Bas) & c then Bas
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state Bas
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do
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y = false
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unless (r=Haut) or c then Haut
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end;
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y =
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tel
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node g(u,v:bool;m :t) = (z:bool)
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contract
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enforce z
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with (c,d:bool)
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let
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z = f(u & c, m)
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tel
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node main() = (ok:bool)
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var u : bool;
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m : t;
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let
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u = false fby true fby true fby u;
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m = Haut fby Bas fby m;
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ok = g(u,u,m);
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tel
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