fbdd146565
"1 U (a | Fb)" was not always reduced to "F(a | b)". Fixes #143. * spot/tl/simplify.cc: Add the missing recurse() call. * tests/core/reduc0.test: Add a test. * NEWS: Mention the bug.
40 lines
1.4 KiB
Bash
Executable file
40 lines
1.4 KiB
Bash
Executable file
#! /bin/sh
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# -*- coding: utf-8 -*-
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# Copyright (C) 2013, 2014, 2015, 2016 Laboratoire de Recherche et
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# Développement de l'Epita (LRDE).
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#
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# This file is part of Spot, a model checking library.
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#
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# Spot is free software; you can redistribute it and/or modify it
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# under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# Spot is distributed in the hope that it will be useful, but WITHOUT
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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# or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
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# License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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. ./defs || exit 1
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set -e
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# These two reductions used to cause a memory leak.
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run 0 ../reduc 0 'XFa & FXa' 'XFa'
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run 0 ../reduc 0 '(Xf W 0) | X(f W 0)' 'XGf'
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# Two incorrect reductions. Those used
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# to reduce respectively to a W (b && !b) and !a M (b || !b).
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# But both are wrong. The reduction {a*;r} = a W r seems only
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# valid if r has a non-empty language.
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run 0 ../reduc 0 '{a[*];{b && !b}}'
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run 0 ../reduc 0 '!{a[*];{b && !b}}'
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# Triggered an assert before
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run 0 ../reduc 0 '(a | (Xa M a))'
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run 0 ../reduc 0 '(b xor (Xb U b)) <-> e'
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run 0 ../reduc 3 '1 U (a | Fb)' 'F(a | b)'
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