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Fix two dead assignments detected by clang's static analyzer.

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* src/tgbaalgos/scc.cc, src/tgbatest/ltl2tgba.cc: Remove assignments to
unread variables.
This commit is contained in:
Alexandre Duret-Lutz 2013-01-17 11:36:59 +01:00
parent dcd4644d42
commit b99cfa88bb
2 changed files with 8 additions and 12 deletions
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7
src/tgbaalgos/scc.cc
View file

@ -1,6 +1,6 @@
// -*- coding: utf-8 -*-
// Copyright (C) 2008, 2009, 2011, 2012 Laboratoire de Recherche et
// Développement de l'Epita.
// Copyright (C) 2008, 2009, 2011, 2012, 2013 Laboratoire de Recherche
// et Développement de l'Epita.
//
// This file is part of Spot, a model checking library.
//
@ -233,9 +233,8 @@ namespace spot
continue;
}
// If we know the state, reuse the previous object.
// We already know the state.
dest->destroy();
dest = spi->first;
// Have we reached a maximal SCC?
if (spi->second >= 0)

13
src/tgbatest/ltl2tgba.cc
View file

@ -1,6 +1,6 @@
// -*- coding: utf-8 -*-
// Copyright (C) 2007, 2008, 2009, 2010, 2011, 2012 Laboratoire de Recherche et
// Développement de l'Epita (LRDE).
// Copyright (C) 2007, 2008, 2009, 2010, 2011, 2012, 2013 Laboratoire
// de Recherche et Développement de l'Epita (LRDE).
// Copyright (C) 2003, 2004, 2005, 2006, 2007 Laboratoire d'Informatique de
// Paris 6 (LIP6), département Systèmes Répartis
// Coopératifs (SRC), Université Pierre et Marie Curie.
@ -1283,8 +1283,7 @@ main(int argc, char** argv)
if (system)
{
const spot::tgba* product = product_to_free = a =
new spot::tgba_product(system, a);
product_to_free = a = new spot::tgba_product(system, a);
assume_sba = false;
@ -1296,14 +1295,12 @@ main(int argc, char** argv)
degeneralize_opt = DegenTBA;
if (degeneralize_opt == DegenTBA)
{
product = product_degeneralized = a =
new spot::tgba_tba_proxy(product);
product_degeneralized = a = new spot::tgba_tba_proxy(a);
}
else if (degeneralize_opt == DegenSBA)
{
tm.start("degeneralize product");
product = product_degeneralized = a =
spot::degeneralize(product);
product_degeneralized = a = spot::degeneralize(a);
tm.stop("degeneralize product");
assume_sba = true;
}