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fix axiomatization for sdiv

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2024-01-13 13:10:00 -08:00
parent 0ca94b9c2f
commit 477db7d8bd
4 changed files with 39 additions and 9 deletions
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2
src/sat/smt/euf_proof.cpp
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@ -92,7 +92,7 @@ namespace euf {
m_egraph.explain_eq<size_t>(m_explain, &m_explain_cc, a, b);
m_egraph.end_explain();
// Detect shortcut if equality is explained directly by a theory
if (m_explain.size() == 1 && !is_literal(m_explain[0])) {
if (m_explain.size() == 1 && is_justification(m_explain[0])) {
auto const& [x, y] = th_explain::from_index(get_justification(m_explain[0])).eq_consequent();
if (x == a && y == b)
continue;