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virtual

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2022-08-25 18:27:30 -07:00
parent ca0a82952f
commit 1894c86ee0
5 changed files with 46 additions and 29 deletions
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10
src/sat/sat_drat.h
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@ -60,6 +60,10 @@ namespace sat {
class justification;
class clause;
struct print_clause {
virtual void on_clause(unsigned, literal const*, status) = 0;
};
class drat {
struct stats {
unsigned m_num_drup = 0;
@ -73,7 +77,7 @@ namespace sat {
watched_clause(clause* c, literal l1, literal l2):
m_clause(c), m_l1(l1), m_l2(l2) {}
};
std::function<void(unsigned, literal const*, status)> m_print_clause;
print_clause* m_print_clause = nullptr;
svector<watched_clause> m_watched_clauses;
typedef svector<unsigned> watch;
solver& s;
@ -140,8 +144,8 @@ namespace sat {
void add(literal_vector const& c); // add learned clause
void add(unsigned sz, literal const* lits, status st);
void set_print_clause(std::function<void(unsigned, literal const*, status)>& print_clause) {
// m_print_clause = print_clause;
void set_print_clause(print_clause& print_clause) {
m_print_clause = &print_clause;
}
// support for SMT - connect Boolean variables with AST nodes