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integrating changes of Nikolaj with m_empty_clause etc.

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Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
This commit is contained in:
Lev Nachmanson 2019-12-09 10:43:03 -10:00
parent 15dff85b22
commit f939a26c86
7 changed files with 34 additions and 22 deletions
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4
src/smt/smt_context.cpp
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@ -75,6 +75,7 @@ namespace smt {
m_phase_default(false),
m_conflict(null_b_justification),
m_not_l(null_literal),
m_empty_clause(false),
m_conflict_resolution(mk_conflict_resolution(m, *this, m_dyn_ack_manager, p, m_assigned_literals, m_watches)),
m_unsat_proof(m),
m_dyn_ack_manager(*this, p),
@ -2396,9 +2397,10 @@ namespace smt {
m_unsat_proof = nullptr;
}
m_base_scopes.shrink(new_lvl);
m_empty_clause = false;
}
else {
m_conflict = null_b_justification;
m_conflict = m_empty_clause ? b_justification::mk_axiom() : null_b_justification;
m_not_l = null_literal;
}
del_clauses(m_aux_clauses, s.m_aux_clauses_lim);