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fix objective value regression in simplex maximation

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2013-11-01 12:45:26 -07:00
parent 736d43c084
commit 2a907ea52a
3 changed files with 14 additions and 5 deletions
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7
src/opt/opt_solver.cpp
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@ -98,13 +98,14 @@ namespace opt {
lbool r = m_context.check(num_assumptions, assumptions);
if (r == l_true && m_objective_enabled) {
m_objective_values.reset();
smt::theory_opt& opt = get_optimizer();
for (unsigned i = 0; i < m_objective_vars.size(); ++i) {
smt::theory_var v = m_objective_vars[i];
bool is_bounded = get_optimizer().maximize(v);
bool is_bounded = opt.maximize(v);
if (is_bounded) {
m_objective_values.push_back(get_optimizer().get_objective_value(v));
m_objective_values.push_back(opt.get_objective_value(v));
} else {
inf_eps_rational<inf_rational> r(rational(1), inf_rational(0));
inf_eps r(rational(1), inf_rational(0));
m_objective_values.push_back(r);
}
}