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address divergence in the case of shared theory symbols. Codeplex issue 147, thanks to George Karpenkov

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2014-12-09 16:04:25 +01:00
commit 08cb8b8de8
74 changed files with 1280 additions and 896 deletions
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5
src/opt/optsmt.cpp
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@ -222,7 +222,6 @@ namespace opt {
for (unsigned i = 0; i < m_lower.size() && !m_cancel; ++i) {
if (m_lower[i] < m_upper[i]) {
mid.push_back((m_upper[i]+m_lower[i])/rational(2));
//mid.push_back(m_upper[i]);
bound = m_s->mk_ge(i, mid[i]);
bounds.push_back(bound);
}
@ -373,6 +372,10 @@ namespace opt {
return m_lower[i];
}
bool optsmt::objective_is_model_valid(unsigned index) const {
return m_s->objective_is_model_valid(index);
}
inf_eps optsmt::get_upper(unsigned i) const {
if (i >= m_upper.size()) return inf_eps();
return m_upper[i];