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Improve purge_unreachable_states()

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* NEWS: document it
* spot/twa/twagraph.hh, spot/twa/twagraph.cc: implement it
* tests/core/tgbagraph.test, tests/core/twagraph.cc: test it
This commit is contained in:
Maximilien Colange 2018-02-23 11:39:17 +01:00
parent d08ca97624
commit d44cc82eb7
5 changed files with 35 additions and 4 deletions
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14
tests/core/twagraph.cc
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@ -105,7 +105,19 @@ static void f2()
}
tg->set_init_state(s3);
spot::print_dot(std::cout, tg);
tg->purge_unreachable_states();
void (*action)(const std::vector<unsigned>&, void*) =
[](const std::vector<unsigned>& newst, void*)
{
for (unsigned i = 0; i != newst.size(); ++i)
{
std::cout << i << " -> ";
if (newst[i] == -1U)
std::cout << "deleted" << std::endl;
else
std::cout << newst[i] << std::endl;
}
};
tg->purge_unreachable_states(&action);
spot::print_dot(std::cout, tg);
}