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initial pass

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2017-02-22 14:57:25 -08:00
parent 748ada2acc
commit 43ddad0ecd
5 changed files with 139 additions and 148 deletions
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5
src/sat/tactic/goal2sat.cpp
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@ -447,14 +447,15 @@ struct goal2sat::imp {
lits[i].neg();
}
sat::bool_var v = m_solver.mk_var(true);
sat::literal lit(v, sign);
m_ext->add_at_least(v, lits, lits.size() - k.get_unsigned());
if (root) {
m_result_stack.reset();
mk_clause(sat::literal(v, sign));
mk_clause(lit);
}
else {
m_result_stack.shrink(sz - t->get_num_args());
m_result_stack.push_back(sat::literal(v, sign));
m_result_stack.push_back(lit);
}
}