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

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

View file

@ -64,35 +64,35 @@ enum {
static const argp_option options[] =
{
/**************************************************/
{ 0, 0, 0, 0, "Automaton type:", 1 },
{ "tgta", OPT_TGTA, 0, 0,
{ nullptr, 0, nullptr, 0, "Automaton type:", 1 },
{ "tgta", OPT_TGTA, nullptr, 0,
"Transition-based Generalized Testing Automaton (default)", 0 },
{ "ta", OPT_TA, 0, 0, "Testing Automaton", 0 },
{ "gta", OPT_GTA, 0, 0, "Generalized Testing Automaton", 0 },
{ "ta", OPT_TA, nullptr, 0, "Testing Automaton", 0 },
{ "gta", OPT_GTA, nullptr, 0, "Generalized Testing Automaton", 0 },
/**************************************************/
{ 0, 0, 0, 0, "Options for TA and GTA creation:", 3 },
{ "single-pass-lv", OPT_SPLV, 0, 0,
{ nullptr, 0, nullptr, 0, "Options for TA and GTA creation:", 3 },
{ "single-pass-lv", OPT_SPLV, nullptr, 0,
"add an artificial livelock state to obtain a single-pass (G)TA", 0 },
{ "single-pass", OPT_SPNO, 0, 0,
{ "single-pass", OPT_SPNO, nullptr, 0,
"create a single-pass (G)TA without artificial livelock state", 0 },
{ "multiple-init", OPT_INIT, 0, 0,
{ "multiple-init", OPT_INIT, nullptr, 0,
"do not create the fake initial state", 0 },
/**************************************************/
{ 0, 0, 0, 0, "Output options:", 4 },
{ "utf8", '8', 0, 0, "enable UTF-8 characters in output", 0 },
{ nullptr, 0, nullptr, 0, "Output options:", 4 },
{ "utf8", '8', nullptr, 0, "enable UTF-8 characters in output", 0 },
/**************************************************/
{ 0, 0, 0, 0, "Miscellaneous options:", -1 },
{ nullptr, 0, nullptr, 0, "Miscellaneous options:", -1 },
{ "extra-options", 'x', "OPTS", 0,
"fine-tuning options (see spot-x (7))", 0 },
{ 0, 0, 0, 0, 0, 0 }
{ nullptr, 0, nullptr, 0, nullptr, 0 }
};
const struct argp_child children[] =
{
{ &finput_argp, 0, 0, 1 },
{ &post_argp, 0, 0, 20 },
{ &misc_argp, 0, 0, -1 },
{ 0, 0, 0, 0 }
{ &finput_argp, 0, nullptr, 1 },
{ &post_argp, 0, nullptr, 20 },
{ &misc_argp, 0, nullptr, -1 },
{ nullptr, 0, nullptr, 0 }
};
enum ta_types { TGTA, GTA, TA };
@ -171,7 +171,7 @@ namespace
int
process_formula(spot::ltl::formula f,
const char* filename = 0, int linenum = 0)
const char* filename = nullptr, int linenum = 0)
{
auto aut = trans.run(&f);
@ -219,11 +219,11 @@ main(int argc, char** argv)
setup(argv);
const argp ap = { options, parse_opt, "[FORMULA...]",
argp_program_doc, children, 0, 0 };
argp_program_doc, children, nullptr, nullptr };
simplification_level = 3;
if (int err = argp_parse(&ap, argc, argv, ARGP_NO_HELP, 0, 0))
if (int err = argp_parse(&ap, argc, argv, ARGP_NO_HELP, nullptr, nullptr))
exit(err);
if (jobs.empty())