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wip - fixes to implied-eq proof hints

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This commit is contained in:
Nikolaj Bjorner 2022-10-11 09:54:00 +02:00
parent ffeb8f4572
commit 1b3684c9c1
3 changed files with 13 additions and 13 deletions
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10
src/sat/smt/arith_diagnostics.cpp
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@ -82,9 +82,9 @@ namespace arith {
if (m_nla) m_nla->collect_statistics(st);
}
void solver::explain_assumptions() {
void solver::explain_assumptions(lp::explanation const& e) {
unsigned i = 0;
for (auto const & ev : m_explanation) {
for (auto const & ev : e) {
++i;
auto idx = ev.ci();
if (UINT_MAX == idx)
@ -118,17 +118,17 @@ namespace arith {
if (!ctx.use_drat())
return nullptr;
m_arith_hint.set_type(ctx, ty);
explain_assumptions();
explain_assumptions(m_explanation);
if (lit != sat::null_literal)
m_arith_hint.add_lit(rational(1), ~lit);
return m_arith_hint.mk(ctx);
}
arith_proof_hint const* solver::explain_implied_eq(euf::enode* a, euf::enode* b) {
arith_proof_hint const* solver::explain_implied_eq(lp::explanation const& e, euf::enode* a, euf::enode* b) {
if (!ctx.use_drat())
return nullptr;
m_arith_hint.set_type(ctx, hint_type::implied_eq_h);
explain_assumptions();
explain_assumptions(e);
m_arith_hint.set_num_le(1); // TODO
m_arith_hint.add_diseq(a, b);
return m_arith_hint.mk(ctx);