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revert stale reference to literal

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2018-11-29 10:24:19 -08:00
parent e96f9de70b
commit ba06d22557
1 changed files with 2 additions and 8 deletions
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10
src/smt/theory_seq.cpp
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@ -5554,14 +5554,8 @@ void theory_seq::add_theory_assumptions(expr_ref_vector & assumptions) {
TRACE("seq", tout << "add_theory_assumption " << m_util.has_re() << "\n";);
if (m_util.has_re()) {
expr_ref dlimit(m);
if (m_max_unfolding_lit != null_literal &&
m_max_unfolding_depth == 1) {
dlimit = mk_max_unfolding_depth();
m_max_unfolding_lit = mk_literal(dlimit);
}
else {
dlimit = get_context().bool_var2expr(m_max_unfolding_lit.var());
}
dlimit = mk_max_unfolding_depth();
m_max_unfolding_lit = mk_literal(dlimit);
TRACE("seq", tout << "add_theory_assumption " << dlimit << " " << assumptions << "\n";);
assumptions.push_back(dlimit);
}