Adapt ltlsynt

Using the new flexibility for solving and converting
of mealy machines and aiger circuits

* bin/ltlsynt.cc: here

bin/ltlsynt.cc

@@ -408,6 +408,12 @@ namespace
               spot::mealy_like ml;
               ml.success =
                 spot::mealy_like::realizability_code::REALIZABLE_REGULAR;
+              if (opt_print_aiger)
+                // we do not care about the type,
+                // machine to aiger can handle it
+                ml.mealy_like =
+                    spot::solved_game_to_mealy(arena, *gi);
+              else
                 ml.mealy_like =
                     spot::solved_game_to_separated_mealy(arena, *gi);
               ml.glob_cond = bddfalse;
@@ -452,6 +458,9 @@ namespace
                   delta = sw_direct.stop();
                 }
 
+              // If our goal is to have an aiger,
+              // we can use split or separated machines
+              if (!opt_print_aiger)
                 // Unsplit to have separated mealy
                 m_like.mealy_like = unsplit_mealy(m_like.mealy_like);