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safra: Ensure automata is degeneralized

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* src/tests/safra.cc, src/tests/safra.test:  Update it.
* src/twaalgos/safra.cc: Here;
This commit is contained in:
Alexandre Lewkowicz 2015-05-25 13:12:32 +02:00 • committed by Alexandre Duret-Lutz
parent 20fc8b0269
commit 8b1f9d3712
3 changed files with 38 additions and 11 deletions
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11
src/twaalgos/safra.cc
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@ -20,6 +20,7 @@
#include <deque>
#include "safra.hh"
#include "twaalgos/degen.hh"
namespace spot
{
@ -44,7 +45,6 @@ namespace spot
res.emplace_back(safra_state(nb_braces_.size()), t.cond);
}
safra_state& ss = res[idx].first;
assert(ss.nb_braces_.size() == ss.is_green_.size());
ss.update_succ(node.second, t.dst, t.acc);
assert(ss.nb_braces_.size() == ss.is_green_.size());
}
@ -150,6 +150,8 @@ namespace spot
// TODO handle multiple accepting sets
if (acc.count())
{
assert(acc.has(0) && acc.count() == 1 &&
"Only one TBA are accepted at the moment");
// Accepting transition generate new braces: step A1
copy.emplace_back(nb_braces_.size());
// nb_braces_ gets updated later so put 0 for now
@ -227,8 +229,13 @@ namespace spot
}
twa_graph_ptr
tgba_determinisation(const const_twa_graph_ptr& aut)
tgba_determinisation(const const_twa_graph_ptr& a)
{
const_twa_graph_ptr aut;
if (a->acc().is_generalized_buchi())
aut = spot::degeneralize_tba(a);
else
aut = a;
auto res = make_twa_graph(aut->get_dict());
res->copy_ap_of(aut);
res->prop_copy(aut,