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wip - add xor and non-bool ite tseitin rules

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This commit is contained in:
Nikolaj Bjorner 2022-10-11 09:15:18 +02:00
parent cd8b8b603a
commit 62438da0f5
2 changed files with 57 additions and 19 deletions
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12
src/sat/tactic/goal2sat.cpp
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@ -142,23 +142,19 @@ struct goal2sat::imp : public sat::sat_internalizer {
bool top_level_relevant() {
return m_top_level && relevancy_enabled();
}
void mk_clause(sat::literal l) {
mk_clause(1, &l);
}
}
void mk_clause(sat::literal l1, sat::literal l2, euf::th_proof_hint* ph = nullptr) {
void mk_clause(sat::literal l1, sat::literal l2, euf::th_proof_hint* ph) {
sat::literal lits[2] = { l1, l2 };
mk_clause(2, lits, ph);
}
void mk_clause(sat::literal l1, sat::literal l2, sat::literal l3, euf::th_proof_hint* ph = nullptr) {
void mk_clause(sat::literal l1, sat::literal l2, sat::literal l3, euf::th_proof_hint* ph) {
sat::literal lits[3] = { l1, l2, l3 };
mk_clause(3, lits, ph);
}
void mk_clause(unsigned n, sat::literal * lits, euf::th_proof_hint* ph = nullptr) {
void mk_clause(unsigned n, sat::literal * lits, euf::th_proof_hint* ph) {
TRACE("goal2sat", tout << "mk_clause: "; for (unsigned i = 0; i < n; i++) tout << lits[i] << " "; tout << "\n";);
if (relevancy_enabled())
ensure_euf()->add_aux(n, lits);