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remove literal polarity from dependencies

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This commit is contained in:
Nikolaj Bjorner 2023-12-25 09:39:51 -08:00
parent 5398429c21
commit 658f079efd
5 changed files with 34 additions and 33 deletions
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4
src/sat/smt/polysat/saturation.cpp
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@ -68,14 +68,14 @@ namespace polysat {
for (auto const& e : cs) {
if (std::holds_alternative<dependency>(e)) {
auto d = *std::get_if<dependency>(&e);
lemma.push_back(~d);
lemma.push_back(d);
}
else if (std::holds_alternative<signed_constraint>(e)) {
auto sc = *std::get_if<signed_constraint>(&e);
if (c.eval(sc) != l_false)
return;
auto d = c.propagate(~sc, c.explain_eval(sc));
lemma.push_back(~d);
lemma.push_back(d);
}
else
UNREACHABLE();