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disable propagation

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2022-04-11 22:23:42 +02:00
parent eb2dd92d37
commit ac55e29a56
2 changed files with 14 additions and 11 deletions
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19
src/opt/maxsmt.cpp
View file

@ -91,12 +91,15 @@ namespace opt {
m_upper += s.weight;
}
return true;
preprocess pp(s());
rational lower(0);
bool r = pp(m_soft, lower);
if (lower != 0)
m_adjust_value.set_offset(lower + m_adjust_value.get_offset());
m_adjust_value->set_offset(lower + m_adjust_value->get_offset());
TRACE("opt",
tout << "upper: " << m_upper << " assignments: ";
@ -166,8 +169,8 @@ namespace opt {
void maxsmt_solver_base::trace_bounds(char const * solver) {
IF_VERBOSE(1,
rational l = m_adjust_value(m_lower);
rational u = m_adjust_value(m_upper);
rational l = (*m_adjust_value)(m_lower);
rational u = (*m_adjust_value)(m_upper);
if (l > u) std::swap(l, u);
verbose_stream() << "(opt." << solver << " [" << l << ":" << u << "])\n";);
}
@ -206,7 +209,7 @@ namespace opt {
if (m_msolver) {
m_msolver->updt_params(m_params);
m_msolver->set_adjust_value(m_adjust_value);
m_msolver->set_adjust_value(*m_adjust_value);
is_sat = l_undef;
try {
is_sat = (*m_msolver)();
@ -231,9 +234,9 @@ namespace opt {
}
void maxsmt::set_adjust_value(adjust_value& adj) {
m_adjust_value = adj;
m_adjust_value = &adj;
if (m_msolver) {
m_msolver->set_adjust_value(m_adjust_value);
m_msolver->set_adjust_value(adj);
}
}
@ -265,7 +268,7 @@ namespace opt {
rational q = m_msolver->get_lower();
if (q > r) r = q;
}
return m_adjust_value(r);
return (*m_adjust_value)(r);
}
rational maxsmt::get_upper() const {
@ -274,7 +277,7 @@ namespace opt {
rational q = m_msolver->get_upper();
if (q < r) r = q;
}
return m_adjust_value(r);
return (*m_adjust_value)(r);
}
void maxsmt::update_lower(rational const& r) {

6
src/opt/maxsmt.h
View file

@ -35,7 +35,7 @@ namespace opt {
class maxsmt_solver {
protected:
adjust_value m_adjust_value;
adjust_value* m_adjust_value = nullptr;
public:
virtual ~maxsmt_solver() {}
virtual lbool operator()() = 0;
@ -45,7 +45,7 @@ namespace opt {
virtual void collect_statistics(statistics& st) const = 0;
virtual void get_model(model_ref& mdl, svector<symbol>& labels) = 0;
virtual void updt_params(params_ref& p) = 0;
void set_adjust_value(adjust_value& adj) { m_adjust_value = adj; }
void set_adjust_value(adjust_value& adj) { m_adjust_value = &adj; }
};
@ -128,7 +128,7 @@ namespace opt {
expr_ref_vector m_answer;
rational m_lower;
rational m_upper;
adjust_value m_adjust_value;
adjust_value* m_adjust_value = nullptr;
model_ref m_model;
svector<symbol> m_labels;
params_ref m_params;