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emptiness checks: replace assert-preconditions by exceptions

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* spot/twaalgos/couvreurnew.cc, spot/twaalgos/gv04.cc,
spot/twaalgos/magic.cc, spot/twaalgos/se05.cc, spot/twaalgos/tau03.cc,
spot/twaalgos/tau03opt.cc: Throw if precondition on acceptance
condition is not satisfied.
* tests/python/misc-ec.py: New file.
* tests/Makefile.am: Add it.
* NEWS: Mention the change.
This commit is contained in:
Alexandre Duret-Lutz 2017-03-10 14:19:09 +01:00
parent 55b029961b
commit 2e3fc0d4d2
9 changed files with 84 additions and 11 deletions
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8
spot/twaalgos/magic.cc
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@ -1,5 +1,5 @@
// -*- coding: utf-8 -*-
// Copyright (C) 2011, 2013, 2014, 2015, 2016 Laboratoire de recherche et
// Copyright (C) 2011, 2013-2017 Laboratoire de recherche et
// développement de l'Epita (LRDE).
// Copyright (C) 2004, 2005 Laboratoire d'Informatique de Paris 6 (LIP6),
// département Systèmes Répartis Coopératifs (SRC), Université Pierre
@ -59,7 +59,11 @@ namespace spot
: emptiness_check(a, o),
h(size)
{
assert(a->num_sets() <= 1);
if (!(a->prop_weak().is_true()
|| a->num_sets() == 0
|| a->acc().is_buchi()))
throw std::runtime_error
("magic_search requires Büchi or weak automata");
}
virtual ~magic_search_()