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nullptr cleanup for -Wzero-as-null-pointer-constant

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Fixes #106.

* m4/gccwarn.m4: Use -Wzero-as-null-pointer-constant if supported.
* src/bin/autfilt.cc, src/bin/common_aoutput.cc,
src/bin/common_finput.cc, src/bin/common_finput.hh,
src/bin/common_output.cc, src/bin/common_output.hh,
src/bin/common_post.cc, src/bin/common_r.hh, src/bin/common_range.hh,
src/bin/common_setup.cc, src/bin/common_trans.cc, src/bin/dstar2tgba.cc,
src/bin/genltl.cc, src/bin/ltl2tgba.cc, src/bin/ltl2tgta.cc,
src/bin/ltlcross.cc, src/bin/ltldo.cc, src/bin/ltlfilt.cc,
src/bin/ltlgrind.cc, src/bin/randaut.cc, src/bin/randltl.cc,
src/bin/spot-x.cc, src/kripke/kripkeexplicit.cc, src/ltlast/formula.cc,
src/ltlvisit/randomltl.cc, src/ltlvisit/randomltl.hh,
src/ltlvisit/relabel.cc, src/ltlvisit/relabel.hh,
src/ltlvisit/simplify.cc, src/ltlvisit/snf.hh, src/misc/fixpool.hh,
src/misc/mspool.hh, src/misc/hash.hh, src/misc/optionmap.cc,
src/misc/satsolver.cc, src/misc/tmpfile.cc, src/misc/tmpfile.hh,
src/priv/bddalloc.cc, src/ta/ta.hh, src/ta/taexplicit.cc,
src/ta/taexplicit.hh, src/ta/taproduct.cc, src/ta/tgtaexplicit.hh,
src/ta/tgtaproduct.cc, src/taalgos/minimize.cc,
src/taalgos/reachiter.cc, src/taalgos/tgba2ta.cc,
src/tests/complementation.cc, src/tests/ikwiad.cc,
src/tests/randtgba.cc, src/tests/reduc.cc, src/twa/bdddict.cc,
src/twa/bddprint.cc, src/twa/taatgba.cc, src/twa/twa.cc,
src/twa/twagraph.hh, src/twa/twaproduct.cc,
src/twa/twasafracomplement.cc, src/twaalgos/bfssteps.cc,
src/twaalgos/compsusp.cc, src/twaalgos/dtgbasat.cc,
src/twaalgos/emptiness.cc, src/twaalgos/gtec/ce.cc,
src/twaalgos/gv04.cc, src/twaalgos/ltl2taa.cc,
src/twaalgos/ltl2tgba_fm.cc, src/twaalgos/ltl2tgba_fm.hh,
src/twaalgos/magic.cc, src/twaalgos/minimize.cc,
src/twaalgos/ndfs_result.hxx, src/twaalgos/postproc.cc,
src/twaalgos/postproc.hh, src/twaalgos/reachiter.cc,
src/twaalgos/reducerun.cc, src/twaalgos/safety.hh,
src/twaalgos/sccfilter.hh, src/twaalgos/se05.cc,
src/twaalgos/simulation.cc, src/twaalgos/tau03.cc,
src/twaalgos/tau03opt.cc, src/twaalgos/translate.cc,
src/twaalgos/translate.hh, utf8/utf8/core.h,
bench/stutter/stutter_invariance_formulas.cc, iface/ltsmin/ltsmin.cc,
iface/ltsmin/modelcheck.cc: Use nullptr to fix the warning.
This commit is contained in:
Alexandre Duret-Lutz 2015-09-26 22:14:27 +02:00
parent 51a3cfcede
commit 1729a79ac7
87 changed files with 755 additions and 717 deletions
Download patch file Download diff file Expand all files Collapse all files

6
src/twa/bdddict.cc
View file

@ -49,7 +49,7 @@ namespace spot
// WARNING: We need a default constructor so this can be used in
// a hash; but we should ensure that no object in the hash is
// constructed with p==0.
anon_free_list(bdd_dict_priv* p = 0)
anon_free_list(bdd_dict_priv* p = nullptr)
: priv_(p)
{
}
@ -73,7 +73,7 @@ namespace spot
bdd_dict_priv()
{
free_anonymous_list_of[0] = anon_free_list(this);
free_anonymous_list_of[nullptr] = anon_free_list(this);
}
/// List of unused anonymous variable number for each automaton.
@ -202,7 +202,7 @@ namespace spot
{
i = (priv_->free_anonymous_list_of.insert
(fal::value_type(for_me,
priv_->free_anonymous_list_of[0]))).first;
priv_->free_anonymous_list_of[nullptr]))).first;
}
int res = i->second.register_n(n);

2
src/twa/bddprint.cc
View file

@ -157,7 +157,7 @@ namespace spot
want_acc = true;
bdd_strm_hook(print_handler);
os << bddset << b;
bdd_strm_hook(0);
bdd_strm_hook(nullptr);
return os;
}

4
src/twa/taatgba.cc
View file

@ -33,7 +33,7 @@ namespace spot
taa_tgba::taa_tgba(const bdd_dict_ptr& dict)
: twa(dict),
init_(0), state_set_vec_()
init_(nullptr), state_set_vec_()
{
}
@ -122,7 +122,7 @@ namespace spot
taa_tgba::state_set::const_iterator it = s_->begin();
while (it != s_->end())
{
res ^= reinterpret_cast<const char*>(*it++) - static_cast<char*>(0);
res ^= reinterpret_cast<const char*>(*it++) - static_cast<char*>(nullptr);
res = wang32_hash(res);
}
return res;

4
src/twa/twa.cc
View file

@ -31,7 +31,7 @@ namespace spot
twa::twa(const bdd_dict_ptr& d)
: iter_cache_(nullptr),
dict_(d),
last_support_conditions_input_(0)
last_support_conditions_input_(nullptr)
{
props = 0U;
bddaps_ = bddtrue;
@ -65,7 +65,7 @@ namespace spot
{
if (t.get() == this)
return s->clone();
return 0;
return nullptr;
}
std::string

2
src/twa/twagraph.hh
View file

@ -201,7 +201,7 @@ namespace spot
get_dict()->unregister_all_my_variables(this);
// Prevent this state from being destroyed by ~twa(),
// as the state will be destroyed when g_ is destroyed.
last_support_conditions_input_ = 0;
last_support_conditions_input_ = nullptr;
}
#ifndef SWIG

4
src/twa/twaproduct.cc
View file

@ -119,7 +119,7 @@ namespace spot
if (!(left_->first() && right_->first()))
{
delete right_;
right_ = 0;
right_ = nullptr;
return false;
}
return next_non_false_();
@ -326,7 +326,7 @@ namespace spot
if (last_support_conditions_input_)
{
last_support_conditions_input_->destroy();
last_support_conditions_input_ = 0;
last_support_conditions_input_ = nullptr;
}
}

10
src/twa/twasafracomplement.cc
View file

@ -124,7 +124,7 @@ namespace spot
/// \brief Is this node the root of the tree?
bool is_root() const
{
return parent == 0;
return parent == nullptr;
}
bool marked;
@ -141,14 +141,14 @@ namespace spot
safra_tree::safra_tree()
: marked(false), name(0)
{
parent = 0;
parent = nullptr;
}
/// \brief Copy the tree \a other, and set \c marked to false.
safra_tree::safra_tree(const safra_tree& other)
: marked(false), name(other.name), nodes(other.nodes)
{
parent = 0;
parent = nullptr;
for (auto i: other.children)
{
safra_tree* c = new safra_tree(*i);
@ -254,7 +254,7 @@ namespace spot
int
safra_tree::get_new_name() const
{
if (parent == 0)
if (parent == nullptr)
{
if (free_names_.empty())
{
@ -1014,7 +1014,7 @@ namespace spot
////////////////////////
safra_tree_automaton::safra_tree_automaton(const const_twa_graph_ptr& a)
: max_nb_pairs_(-1), initial_state(0), a_(a)
: max_nb_pairs_(-1), initial_state(nullptr), a_(a)
{
a->get_dict()->register_all_variables_of(a, this);
}