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#5532

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This commit is contained in:
Nikolaj Bjorner 2021-09-08 06:19:49 +02:00
parent 8c406c161e
commit c4d0ded7b7
2 changed files with 28 additions and 19 deletions
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34
src/sat/smt/bv_solver.cpp
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@ -673,25 +673,33 @@ namespace bv {
for (theory_var i = 0; i < static_cast<theory_var>(get_num_vars()); ++i)
if (find(i) != i)
result->m_find.set_root(i, find(i));
result->m_prop_queue.append(m_prop_queue);
for (unsigned i = 0; i < m_bool_var2atom.size(); ++i) {
atom* a = m_bool_var2atom[i];
if (!a)
continue;
atom* new_a = new (result->get_region()) atom(i);
result->m_bool_var2atom.setx(i, new_a, nullptr);
for (auto vp : *a)
new_a->m_occs = new (result->get_region()) var_pos_occ(vp.first, vp.second, new_a->m_occs);
for (eq_occurs const& occ : a->eqs()) {
auto clone_atom = [&](atom const& a) {
atom* new_a = new (result->get_region()) atom(a.m_bv);
result->m_bool_var2atom.setx(a.m_bv, new_a, nullptr);
for (auto [v, p] : a)
new_a->m_occs = new (result->get_region()) var_pos_occ(v, p, new_a->m_occs);
for (eq_occurs const& occ : a.eqs()) {
expr* e = occ.m_node->get_expr();
expr_ref e2(tr(e), tr.to());
euf::enode* n = ctx.get_enode(e2);
SASSERT(tr.to().contains(e2));
new_a->m_eqs = new (result->get_region()) eq_occurs(occ.m_bv1, occ.m_bv2, occ.m_idx, occ.m_v1, occ.m_v2, occ.m_literal, n, new_a->m_eqs);
}
new_a->m_def = a->m_def;
new_a->m_var = a->m_var;
// validate_atoms();
new_a->m_def = a.m_def;
new_a->m_var = a.m_var;
};
for (atom* a : m_bool_var2atom)
if (a)
clone_atom(*a);
// validate_atoms();
for (auto p : m_prop_queue) {
propagation_item q = p;
if (p.is_atom())
q = propagation_item(result->get_bv2a(p.m_atom->m_bv));
result->m_prop_queue.push_back(q);
}
return result;
}