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add assert to catch bad lemmas

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
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Nikolaj Bjorner 2020-02-11 20:00:48 -08:00
parent ba2f587c26
commit d02d90dab2
3 changed files with 20 additions and 27 deletions
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2
src/sat/sat_aig_simplifier.cpp
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@ -508,7 +508,7 @@ namespace sat {
}
/**
* Equilvalences modulo cuts are not necessarily DRAT derivable.
* Equivalences modulo cuts are not necessarily DRAT derivable.
* To ensure that there is a DRAT derivation we create all resolvents
* of the LUT clauses until deriving binary u or ~v and ~u or v.
* each resolvent is DRAT derivable because there are two previous lemmas that