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fix bugs related to use of lookahead equivalences and encoding of pb constraints

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2017-05-15 09:33:27 -07:00
parent c49550ff2d
commit 2033e649b5
8 changed files with 115 additions and 70 deletions
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6
src/sat/sat_solver.cpp
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@ -1341,7 +1341,11 @@ namespace sat {
CASSERT("sat_simplify_bug", check_invariant());
}
lookahead(*this).scc();
if (m_config.m_lookahead_simplify) {
lookahead lh(*this);
lh.scc();
lh.collect_statistics(m_aux_stats);
}
sort_watch_lits();
CASSERT("sat_simplify_bug", check_invariant());