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fix invalid iterator handling, reported by -D_GLIBCXX_DEBUG

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* spot/tl/unabbrev.cc, spot/twa/twagraph.cc,
spot/twaalgos/complement.cc: Here.  All of these caused
test suite failure with -D_GLIBCXX_DEBUG.
This commit is contained in:
Alexandre Duret-Lutz 2020-04-14 23:24:13 +02:00
parent 4d2922eafa
commit 306eca8ce1
3 changed files with 23 additions and 18 deletions
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8
spot/twa/twagraph.cc
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@ -1,5 +1,5 @@
// -*- coding: utf-8 -*-
// Copyright (C) 2014-2019 Laboratoire de Recherche et Développement
// Copyright (C) 2014-2020 Laboratoire de Recherche et Développement
// de l'Epita.
//
// This file is part of Spot, a model checking library.
@ -964,7 +964,7 @@ namespace spot
// States already seen.
state_map<unsigned> seen;
// States to process
std::deque<state_map<unsigned>::const_iterator> todo;
std::deque<state_map<unsigned>::value_type> todo;
auto new_state = [&](const state* s) -> unsigned
{
@ -972,7 +972,7 @@ namespace spot
if (p.second)
{
p.first->second = out->new_state();
todo.emplace_back(p.first);
todo.emplace_back(*p.first);
if (names)
names->emplace_back(aut->format_state(s));
if (ohstates)
@ -994,7 +994,7 @@ namespace spot
{
const state* src1;
unsigned src2;
std::tie(src1, src2) = *todo.front();
std::tie(src1, src2) = todo.front();
todo.pop_front();
for (auto* t: aut->succ(src1))
{