heptagon/test/bad/side_effect.ept

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(* This fails: the nodes should be declared as "unsafe" (because of side effect) *)
node hello() returns (b:bool)
let
() = Iostream.printf("hello\n");
automaton
state A do
b = true;
() = Iostream.printf("hello\n");
end;
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node main() returns ()
var b:bool;
let
b = hello();
tel