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fix #3320

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2020-03-18 13:22:17 -07:00
parent daadc1dd8c
commit b3e1e302f7
2 changed files with 9 additions and 5 deletions
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2
src/opt/maxlex.cpp
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@ -82,7 +82,7 @@ namespace opt {
if (first_undef && soft.value != l_undef) {
continue;
}
if (first_undef) {
else if (first_undef) {
SASSERT(soft.value == l_undef);
soft.set_value(l_true);
assert_value(soft);

12
src/opt/opt_solver.cpp
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@ -292,7 +292,7 @@ namespace opt {
TRACE("opt", tout << is_sat << "\n";);
if (is_sat != l_true) {
// cop-out approximation
if (arith_util(m).is_real(m_objective_terms[i].get())) {
if (arith_util(m).is_real(m_objective_terms.get(i))) {
val -= inf_eps(inf_rational(rational(0), true));
}
else {
@ -382,9 +382,13 @@ namespace opt {
return get_optimizer().value(v);
}
expr_ref opt_solver::mk_ge(unsigned var, inf_eps const& val) {
if (!val.is_finite()) {
return expr_ref(val.is_pos() ? m.mk_false() : m.mk_true(), m);
expr_ref opt_solver::mk_ge(unsigned var, inf_eps const& _val) {
if (!_val.is_finite()) {
return expr_ref(_val.is_pos() ? m.mk_false() : m.mk_true(), m);
}
inf_eps val = _val;
if (val.get_infinitesimal().is_neg()) {
val = inf_eps(val.get_rational());
}
smt::theory_opt& opt = get_optimizer();
smt::theory_var v = m_objective_vars[var];