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generalize level

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2021-09-15 16:46:30 +01:00
parent 7e7f88ae3d
commit 689c5b4e12
6 changed files with 40 additions and 18 deletions
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8
src/math/polysat/conflict_core.cpp
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@ -186,11 +186,13 @@ namespace polysat {
auto& premises = it->m_value;
clause_builder c_lemma(s());
for (auto premise : premises) {
LOG_H3("premise: " << premise);
keep(premise);
SASSERT(premise->has_bvar());
SASSERT(premise.bvalue(s()) == l_true); // otherwise the propagation doesn't make sense
SASSERT(premise->has_bvar());
SASSERT(premise.is_currently_true(s()) || premise.bvalue(s()) == l_true);
// otherwise the propagation doesn't make sense
c_lemma.push(~premise.blit());
active_level = std::max(active_level, s().m_bvars.level(premise.blit()));
active_level = std::max(active_level, premise.level(s()));
}
c_lemma.push(c.blit());
clause* cl = cm().store(c_lemma.build());