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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/ast/macros/macro_manager.cpp
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@ -188,7 +188,7 @@ void macro_manager::display(std::ostream & out) {
unsigned sz = m_decls.size();
for (unsigned i = 0; i < sz; i++) {
func_decl * f = m_decls.get(i);
quantifier * q = 0;
quantifier * q = nullptr;
m_decl2macro.find(f, q);
app * head;
expr * def;
@ -226,7 +226,7 @@ struct macro_manager::macro_expander_cfg : public default_rewriter_cfg {
bool rewrite_patterns() const { return false; }
bool flat_assoc(func_decl * f) const { return false; }
br_status reduce_app(func_decl * f, unsigned num, expr * const * args, expr_ref & result, proof_ref & result_pr) {
result_pr = 0;
result_pr = nullptr;
return BR_FAILED;
}
@ -255,7 +255,7 @@ struct macro_manager::macro_expander_cfg : public default_rewriter_cfg {
erase_patterns = true;
}
if (erase_patterns) {
result = m.update_quantifier(old_q, 0, 0, 0, 0, new_body);
result = m.update_quantifier(old_q, 0, nullptr, 0, nullptr, new_body);
}
return erase_patterns;
}
@ -264,13 +264,13 @@ struct macro_manager::macro_expander_cfg : public default_rewriter_cfg {
if (!is_app(_n))
return false;
app * n = to_app(_n);
quantifier * q = 0;
quantifier * q = nullptr;
func_decl * d = n->get_decl();
TRACE("macro_manager", tout << "trying to expand:\n" << mk_pp(n, m) << "\nd:\n" << d->get_name() << "\n";);
if (mm.m_decl2macro.find(d, q)) {
TRACE("macro_manager", tout << "expanding: " << mk_pp(n, m) << "\n";);
app * head = 0;
expr * def = 0;
app * head = nullptr;
expr * def = nullptr;
mm.get_head_def(q, d, head, def);
unsigned num = n->get_num_args();
SASSERT(head && def);
@ -292,14 +292,14 @@ struct macro_manager::macro_expander_cfg : public default_rewriter_cfg {
expr_ref instance(m);
s(q->get_expr(), num, subst_args.c_ptr(), instance);
proof * qi_pr = m.mk_quant_inst(m.mk_or(m.mk_not(q), instance), num, subst_args.c_ptr());
proof * q_pr = 0;
proof * q_pr = nullptr;
mm.m_decl2macro_pr.find(d, q_pr);
SASSERT(q_pr != 0);
proof * prs[2] = { qi_pr, q_pr };
p = m.mk_unit_resolution(2, prs);
}
else {
p = 0;
p = nullptr;
}
expr_dependency * ed = mm.m_decl2macro_dep.find(d);
m_used_macro_dependencies = m.mk_join(m_used_macro_dependencies, ed);