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arrays are not necessarily unary

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This commit is contained in:
Nikolaj Bjorner 2025-02-18 19:13:12 -08:00
parent a5e5a35755
commit a4a84ed083
1 changed files with 16 additions and 14 deletions
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30
src/qe/mbp/mbp_arrays_tg.cpp
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@ -378,24 +378,26 @@ struct mbp_array_tg::impl {
mark_seen(term);
}
}
if (!m_use_mdl) return progress;
expr *e1, *e2, *a1, *a2, *i1, *i2;
if (!m_use_mdl)
return progress;
for (unsigned i = 0; i < rdTerms.size(); i++) {
e1 = rdTerms.get(i);
a1 = to_app(e1)->get_arg(0);
i1 = to_app(e1)->get_arg(1);
app* e1 = to_app(rdTerms.get(i));
expr* a1 = e1->get_arg(0);
for (unsigned j = i + 1; j < rdTerms.size(); j++) {
e2 = rdTerms.get(j);
a2 = to_app(e2)->get_arg(0);
i2 = to_app(e2)->get_arg(1);
if (!is_seen(e1, e2) && a1->get_id() == a2->get_id()) {
app* e2 = to_app(rdTerms.get(j));
expr* a2 = e2->get_arg(0);
if (!is_seen(e1, e2) && a1 == e2) {
mark_seen(e1, e2);
progress = true;
if (m_mdl.are_equal(i1, i2)) {
m_tg.add_eq(i1, i2);
} else {
SASSERT(!m_mdl.are_equal(i1, i2));
m_tg.add_deq(i1, i2);
for (unsigned k = 1; k < e1->get_num_args(); ++k) {
expr* i1 = e1->get_arg(k);
expr* i2 = e2->get_arg(k);
if (m_mdl.are_equal(i1, i2))
m_tg.add_eq(i1, i2);
else {
SASSERT(!m_mdl.are_equal(i1, i2));
m_tg.add_deq(i1, i2);
}
}
continue;
}