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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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22
src/ast/pattern/pattern_inference.cpp
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@ -168,7 +168,7 @@ bool pattern_inference_cfg::collect::visit_children(expr * n, unsigned delta) {
inline void pattern_inference_cfg::collect::save(expr * n, unsigned delta, info * i) {
m_cache.insert(entry(n, delta), i);
if (i != 0)
if (i != nullptr)
m_info.push_back(i);
}
@ -181,7 +181,7 @@ void pattern_inference_cfg::collect::save_candidate(expr * n, unsigned delta) {
uint_set free_vars;
if (idx < m_num_bindings)
free_vars.insert(idx);
info * i = 0;
info * i = nullptr;
if (delta == 0)
i = alloc(info, m, n, free_vars, 1);
else
@ -189,7 +189,7 @@ void pattern_inference_cfg::collect::save_candidate(expr * n, unsigned delta) {
save(n, delta, i);
}
else {
save(n, delta, 0);
save(n, delta, nullptr);
}
return;
}
@ -197,7 +197,7 @@ void pattern_inference_cfg::collect::save_candidate(expr * n, unsigned delta) {
app * c = to_app(n);
func_decl * decl = c->get_decl();
if (m_owner.is_forbidden(c)) {
save(n, delta, 0);
save(n, delta, nullptr);
return;
}
@ -213,14 +213,14 @@ void pattern_inference_cfg::collect::save_candidate(expr * n, unsigned delta) {
unsigned num = c->get_num_args();
for (unsigned i = 0; i < num; i++) {
expr * child = c->get_arg(i);
info * child_info = 0;
info * child_info = nullptr;
#ifdef Z3DEBUG
bool found =
#endif
m_cache.find(entry(child, delta), child_info);
SASSERT(found);
if (child_info == 0) {
save(n, delta, 0);
if (child_info == nullptr) {
save(n, delta, nullptr);
return;
}
buffer.push_back(child_info->m_node.get());
@ -230,7 +230,7 @@ void pattern_inference_cfg::collect::save_candidate(expr * n, unsigned delta) {
changed = true;
}
app * new_node = 0;
app * new_node = nullptr;
if (changed)
new_node = m.mk_app(decl, buffer.size(), buffer.c_ptr());
else
@ -254,7 +254,7 @@ void pattern_inference_cfg::collect::save_candidate(expr * n, unsigned delta) {
return;
}
default:
save(n, delta, 0);
save(n, delta, nullptr);
return;
}
}
@ -630,7 +630,7 @@ bool pattern_inference_cfg::reduce_quantifier(
if (new_patterns.empty() && num_no_patterns > 0) {
if (new_patterns.empty()) {
mk_patterns(q->get_num_decls(), new_body, 0, 0, new_patterns);
mk_patterns(q->get_num_decls(), new_body, 0, nullptr, new_patterns);
if (m_params.m_pi_warnings && !new_patterns.empty()) {
warning_msg("ignoring nopats annotation because Z3 couldn't find any other pattern (quantifier id: %s)", q->get_qid().str().c_str());
}
@ -683,7 +683,7 @@ bool pattern_inference_cfg::reduce_quantifier(
pull(new_q, new_expr, new_pr);
quantifier * result2 = to_quantifier(new_expr);
if (result2 != new_q) {
mk_patterns(result2->get_num_decls(), result2->get_expr(), 0, 0, new_patterns);
mk_patterns(result2->get_num_decls(), result2->get_expr(), 0, nullptr, new_patterns);
if (!new_patterns.empty()) {
if (m_params.m_pi_warnings) {
warning_msg("pulled nested quantifier to be able to find an useable pattern (quantifier id: %s)", q->get_qid().str().c_str());