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bailout quick

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2021-09-13 16:49:43 +02:00
parent 6ffcea0bde
commit 705fd0d01d
1 changed files with 17 additions and 17 deletions
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8
src/math/polysat/conflict_core.cpp
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@ -242,6 +242,9 @@ namespace polysat {
// - cjust_v contains true constraints
// - core contains both false and true constraints (originally only false ones, but additional true ones may come from saturation)
if (is_bailout())
return false;
if (conflict_var() == v) {
clause_builder lemma(s());
forbidden_intervals fi;
@ -250,6 +253,7 @@ namespace polysat {
m_bailout_lemma = std::move(lemma);
return true;
}
// TODO: add a dummy value for v?
}
m_vars.remove(v);
@ -257,7 +261,6 @@ namespace polysat {
for (auto c : cjust_v)
insert(c);
if (!is_bailout()) {
for (auto* engine : ex_engines)
if (engine->try_explain(v, *this))
return true;
@ -270,10 +273,7 @@ namespace polysat {
if (!try_saturate(v))
break;
}
set_bailout();
}
m_vars.insert(v);
return false;
}