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add review comments based on debugging

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2022-12-04 03:49:17 -08:00
parent db18c7206a
commit 066b7d2d71
3 changed files with 38 additions and 11 deletions
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4
src/math/polysat/solver.cpp
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@ -823,6 +823,10 @@ namespace polysat {
backjump_and_learn(max_jump_level);
}
//
// NSB review: this code assumes that these lemmas are false.
// It does not allow saturation to add unit propagation into freshly created literals.
//
std::optional<lemma_score> solver::compute_lemma_score(clause const& lemma) {
unsigned max_level = 0; // highest level in lemma
unsigned lits_at_max_level = 0; // how many literals at the highest level in lemma