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Use nullptr.

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This commit is contained in:
Bruce Mitchener 2018-02-12 14:05:55 +07:00
parent f01328c65f
commit 76eb7b9ede
625 changed files with 4639 additions and 4639 deletions
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16
src/tactic/arith/lia2pb_tactic.cpp
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@ -197,7 +197,7 @@ class lia2pb_tactic : public tactic {
fail_if_proof_generation("lia2pb", g);
m_produce_models = g->models_enabled();
m_produce_unsat_cores = g->unsat_core_enabled();
mc = 0; pc = 0; core = 0; result.reset();
mc = nullptr; pc = nullptr; core = nullptr; result.reset();
tactic_report report("lia2pb", *g);
m_bm.reset(); m_rw.reset(); m_new_deps.reset();
@ -224,8 +224,8 @@ class lia2pb_tactic : public tactic {
if (!check_num_bits())
throw tactic_exception("lia2pb failed, number of necessary bits exceeds specified threshold (use option :lia2pb-total-bits to increase threshold)");
extension_model_converter * mc1 = 0;
filter_model_converter * mc2 = 0;
extension_model_converter * mc1 = nullptr;
filter_model_converter * mc2 = nullptr;
if (m_produce_models) {
mc1 = alloc(extension_model_converter, m);
mc2 = alloc(filter_model_converter, m);
@ -251,7 +251,7 @@ class lia2pb_tactic : public tactic {
rational a(1);
unsigned num_bits = u.get_num_bits();
for (unsigned i = 0; i < num_bits; i++) {
app * x_prime = m.mk_fresh_const(0, m_util.mk_int());
app * x_prime = m.mk_fresh_const(nullptr, m_util.mk_int());
g->assert_expr(m_util.mk_le(zero, x_prime));
g->assert_expr(m_util.mk_le(x_prime, one));
if (a.is_one())
@ -264,14 +264,14 @@ class lia2pb_tactic : public tactic {
}
SASSERT(def_args.size() > 1);
expr * def = m_util.mk_add(def_args.size(), def_args.c_ptr());
expr_dependency * dep = 0;
expr_dependency * dep = nullptr;
if (m_produce_unsat_cores) {
dep = m.mk_join(m_bm.lower_dep(x), m_bm.upper_dep(x));
if (dep != 0)
if (dep != nullptr)
m_new_deps.push_back(dep);
}
TRACE("lia2pb", tout << mk_ismt2_pp(x, m) << " -> " << dep << "\n";);
subst.insert(x, def, 0, dep);
subst.insert(x, def, nullptr, dep);
if (m_produce_models) {
mc1->insert(to_app(x)->get_decl(), def);
}
@ -287,7 +287,7 @@ class lia2pb_tactic : public tactic {
unsigned size = g->size();
for (unsigned idx = 0; idx < size; idx++) {
expr * curr = g->form(idx);
expr_dependency * dep = 0;
expr_dependency * dep = nullptr;
m_rw(curr, new_curr, new_pr);
if (m_produce_unsat_cores) {
dep = m.mk_join(m_rw.get_used_dependencies(), g->dep(idx));