bool integrity_checker::check_clause(clause const & c) const {
SASSERT(!c.was_removed());
for (unsigned i = 0; i < c.size(); i++) {
SASSERT(c[i].var() <= s.num_vars());
CTRACE("sat_bug", s.was_eliminated(c[i].var()),
tout << "l: " << c[i].var() << "\n";
tout << "c: " << c << "\n";
s.display(tout););
SASSERT(!s.was_eliminated(c[i].var()));
}
bool compareBySize(const clause &a, const clause &b)
{
return a.size() < b.size();
}
void bceq::use_list::erase(clause& c) {
unsigned sz = c.size();
for (unsigned i = 0; i < sz; i++) {
m_clauses[c[i].index()].erase(&c);
}
}
void bceq::use_list::insert(clause& c) {
unsigned sz = c.size();
for (unsigned i = 0; i < sz; i++) {
m_clauses[c[i].index()].push_back(&c);
}
}