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twaalgos: add many guards against alternation

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* spot/twa/twagraph.hh, spot/twaalgos/are_isomorphic.cc,
spot/twaalgos/canonicalize.cc, spot/twaalgos/couvreurnew.cc,
spot/twaalgos/cycles.cc, spot/twaalgos/degen.cc,
spot/twaalgos/determinize.cc, spot/twaalgos/isunamb.cc,
spot/twaalgos/isweakscc.cc, spot/twaalgos/mask.hh,
spot/twaalgos/minimize.cc, spot/twaalgos/product.cc,
spot/twaalgos/randomize.cc, spot/twaalgos/sbacc.cc,
spot/twaalgos/sccfilter.cc, spot/twaalgos/simulation.cc:
Throw a runtime_error if the input is alternating.
This commit is contained in:
Alexandre Duret-Lutz 2016-12-24 18:31:19 +01:00
parent 87c9d6f039
commit 9f6924ccfb
16 changed files with 81 additions and 5 deletions
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5
spot/twaalgos/canonicalize.cc
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@ -1,5 +1,5 @@
// -*- coding: utf-8 -*-
// Copyright (C) 2014, 2015 Laboratoire de Recherche et
// Copyright (C) 2014, 2015, 2016 Laboratoire de Recherche et
// Developpement de l Epita (LRDE).
//
// This file is part of Spot, a model checking library.
@ -73,6 +73,9 @@ namespace spot
twa_graph_ptr
canonicalize(twa_graph_ptr aut)
{
if (aut->is_alternating())
throw std::runtime_error
("canonicalize does not yet support alternation");
std::vector<unsigned> state2class(aut->num_states(), 0);
state2class[aut->get_init_state_number()] = 1;
size_t distinct_classes = 2;