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wdba: adjust to work on any TωA

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* src/twaalgos/minimize.cc, src/twaalgos/safety.cc,
src/twaalgos/safety.hh: Adjust.
* src/tests/wdba2.test: More tests.
This commit is contained in:
Alexandre Duret-Lutz 2015-05-14 17:25:36 +02:00
parent 8080813303
commit dd87bdf868
4 changed files with 54 additions and 18 deletions
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11
src/twaalgos/safety.cc
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@ -25,16 +25,13 @@ namespace spot
{
bool
is_guarantee_automaton(const const_twa_graph_ptr& aut,
const scc_info* si)
scc_info* si)
{
if (aut->acc().uses_fin_acceptance())
throw std::runtime_error
("is_guarantee_automaton() does not support Fin acceptance");
// Create an scc_info if the user did not give one to us.
bool need_si = !si;
if (need_si)
si = new scc_info(aut);
si->determine_unknown_acceptance();
bool result = true;
@ -42,10 +39,6 @@ namespace spot
{
if (scc.is_rejecting())
continue;
// Non-rejecting SCCs should necessarily be accepting, because
// with only one self loop, there should be no ambiguity.
if (!scc.is_accepting())
return false;
// Accepting SCCs should have only one state.
auto& st = scc.states();
if (st.size() != 1)