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Skip lower bound assertions for unbounded objectives

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Anh-Dung Phan 2013-12-11 12:56:48 -08:00
parent 1c0442ea31
commit a737639790
1 changed files with 4 additions and 2 deletions
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6
src/opt/optsmt.cpp
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@ -291,8 +291,10 @@ namespace opt {
m_lower[i] = mid;
m_upper[i] = mid;
TRACE("opt", tout << "set lower bound of "; display_objective(tout, i) << " to: " << mid << "\n";
tout << get_lower(i) << ":" << get_upper(i) << "\n";);
m_s->assert_expr(m_s->mk_ge(i, mid));
tout << get_lower(i) << ":" << get_upper(i) << "\n";);
// Only assert bounds for bounded objectives
if (mid.get_infinity().is_zero())
m_s->assert_expr(m_s->mk_ge(i, mid));
}
std::ostream& optsmt::display_objective(std::ostream& out, unsigned i) const {