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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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30
src/muz/base/dl_context.cpp
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@ -154,7 +154,7 @@ namespace datalog {
rule_set* m_old_rules;
void reset() {
dealloc(m_old_rules);
m_old_rules = 0;
m_old_rules = nullptr;
}
public:
restore_rules(rule_set& r): m_old_rules(alloc(rule_set, r)) {}
@ -221,9 +221,9 @@ namespace datalog {
m_rule_fmls_head(0),
m_rule_fmls(m),
m_background(m),
m_mc(0),
m_rel(0),
m_engine(0),
m_mc(nullptr),
m_rel(nullptr),
m_engine(nullptr),
m_closed(false),
m_saturation_was_run(false),
m_enable_bind_variables(true),
@ -251,8 +251,8 @@ namespace datalog {
m_preds.reset();
m_preds_by_name.reset();
reset_dealloc_values(m_sorts);
m_engine = 0;
m_rel = 0;
m_engine = nullptr;
m_rel = nullptr;
}
bool context::is_fact(app * head) const {
@ -465,7 +465,7 @@ namespace datalog {
scoped_proof_mode _scp(m, generate_proof_trace()?PGM_ENABLED:PGM_DISABLED);
while (m_rule_fmls_head < m_rule_fmls.size()) {
expr* fml = m_rule_fmls[m_rule_fmls_head].get();
proof* p = generate_proof_trace()?m.mk_asserted(fml):0;
proof* p = generate_proof_trace()?m.mk_asserted(fml):nullptr;
rm.mk_rule(fml, p, m_rule_set, m_rule_names[m_rule_fmls_head]);
++m_rule_fmls_head;
}
@ -478,7 +478,7 @@ namespace datalog {
//
void context::update_rule(expr* rl, symbol const& name) {
datalog::rule_manager& rm = get_rule_manager();
proof* p = 0;
proof* p = nullptr;
if (generate_proof_trace()) {
p = m.mk_asserted(rl);
}
@ -493,7 +493,7 @@ namespace datalog {
// The new rule is inserted last:
rule_ref r(m_rule_set.get_rule(size_before), rm);
rule_ref_vector const& rls = m_rule_set.get_rules();
rule* old_rule = 0;
rule* old_rule = nullptr;
for (unsigned i = 0; i < size_before; ++i) {
if (rls[i]->name() == name) {
if (old_rule) {
@ -861,8 +861,8 @@ namespace datalog {
lbool context::query(expr* query) {
m_mc = mk_skip_model_converter();
m_last_status = OK;
m_last_answer = 0;
m_last_ground_answer = 0;
m_last_answer = nullptr;
m_last_ground_answer = nullptr;
switch (get_engine()) {
case DATALOG_ENGINE:
case SPACER_ENGINE:
@ -890,8 +890,8 @@ namespace datalog {
lbool context::query_from_lvl (expr* query, unsigned lvl) {
m_mc = mk_skip_model_converter();
m_last_status = OK;
m_last_answer = 0;
m_last_ground_answer = 0;
m_last_answer = nullptr;
m_last_ground_answer = nullptr;
switch (get_engine()) {
case DATALOG_ENGINE:
case SPACER_ENGINE:
@ -933,7 +933,7 @@ namespace datalog {
}
lbool context::rel_query(unsigned num_rels, func_decl * const* rels) {
m_last_answer = 0;
m_last_answer = nullptr;
ensure_engine();
return m_engine->query(num_rels, rels);
}
@ -1059,7 +1059,7 @@ namespace datalog {
for (unsigned i = m_rule_fmls_head; i < m_rule_fmls.size(); ++i) {
m_free_vars(m_rule_fmls[i].get());
if (!m_free_vars.empty()) {
rm.mk_rule(m_rule_fmls[i].get(), 0, m_rule_set, m_rule_names[i]);
rm.mk_rule(m_rule_fmls[i].get(), nullptr, m_rule_set, m_rule_names[i]);
m_rule_fmls[i] = m_rule_fmls.back();
m_rule_names[i] = m_rule_names.back();
m_rule_fmls.pop_back();