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integrate v2 of lns

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This commit is contained in:
Nikolaj Bjorner 2021-02-04 15:47:40 -08:00
parent dfb7c87448
commit 0ec567fe15
18 changed files with 254 additions and 105 deletions
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5
src/sat/sat_solver.h
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@ -352,8 +352,9 @@ namespace sat {
bool was_eliminated(bool_var v) const { return m_eliminated[v]; }
void set_eliminated(bool_var v, bool f) override;
bool was_eliminated(literal l) const { return was_eliminated(l.var()); }
void set_phase(literal l) override { m_best_phase[l.var()] = m_phase[l.var()] = !l.sign(); }
void set_phase(bool_var b, bool sign) { set_phase(literal(b, sign)); }
void set_phase(literal l) override { if (l.var() < num_vars()) m_best_phase[l.var()] = m_phase[l.var()] = !l.sign(); }
bool_var get_phase(bool_var b) { return m_phase.get(b, false); }
void move_to_front(bool_var b);
unsigned scope_lvl() const { return m_scope_lvl; }
unsigned search_lvl() const { return m_search_lvl; }
bool at_search_lvl() const { return m_scope_lvl == m_search_lvl; }