spot/tests/core/500.test
Alexandre Duret-Lutz 9c6a09890e parsetl: speedup parsing of n-ary operators with many operands
Issue #500, reported by Yann Thierry-Mieg.

* spot/parsetl/parsetl.yy, spot/parsetl/scantl.ll: Use variant
to store a new pnode objects that delays the construction of n-ary
operators.
* spot/parsetl/Makefile.am: Do not distribute stack.hh anymore.
* spot/tl/formula.cc: Fix detection of overflow in Star and FStar.
* HACKING: Update Bison requirements to 3.3.
* tests/core/500.test: New test case.
* tests/Makefile.am: Add it.
* tests/core/ltl2tgba2.test, tests/core/ltlsynt.test,
tests/core/tostring.test: Adjust to new expected order.
* NEWS: Mention the change.
2022-03-28 09:00:18 +02:00

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#!/bin/sh
# -*- coding: utf-8 -*-
# Copyright (C) 2022 Laboratoire de Recherche et
# Développement de l'Epita (LRDE).
#
# This file is part of Spot, a model checking library.
#
# Spot is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# Spot is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
# or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
# License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
. ./defs
set -e
# The LTL parser used to exhibit a worse-than-quadratic behavior on
# n-ary operators with many children. See issue #500. Before the
# fix, this test would run for ages.
awk 'BEGIN{x="s0"; for(i = 1; i < 40000; ++i) x=x " | s" i; print x;}' |
ltlfilt --stats=%x > out
test 40000 = `cat out`
awk 'BEGIN{x="s0"; for(i = 1; i < 40000; ++i) x=x " & s" i; print x;}' |
ltlfilt --stats=%x > out
test 40000 = `cat out`
awk 'BEGIN{x="s0"; for(i = 1; i < 40000; ++i) x=x ";s" i; print "{" x "}";}' |
ltlfilt --stats=%x > out
test 40000 = `cat out`
awk 'BEGIN{x="s0"; for(i = 1; i < 40000; ++i) x=x ":s" i; print "{" x "}";}' |
ltlfilt --stats=%x > out
test 40000 = `cat out`