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remfin: call remove_alternation if needed

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* spot/twaalgos/remfin.cc: Here.
* tests/core/alternating.test: Add a test case.
This commit is contained in:
Alexandre Duret-Lutz 2016-12-24 20:41:43 +01:00
parent 071d819c49
commit f5b261d80e
2 changed files with 49 additions and 0 deletions
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4
spot/twaalgos/remfin.cc
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@ -24,6 +24,7 @@
#include <spot/twaalgos/totgba.hh>
#include <spot/twaalgos/isdet.hh>
#include <spot/twaalgos/mask.hh>
#include <spot/twaalgos/alternation.hh>
//#define TRACE
#ifdef TRACE
@ -494,6 +495,9 @@ namespace spot
if (aut->prop_weak().is_true())
return remove_fin_weak(aut);
if (aut->is_alternating())
return remove_fin(remove_alternation(aut));
if (auto maybe = streett_to_generalized_buchi_maybe(aut))
return maybe;