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#6429

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This commit is contained in:
Nikolaj Bjorner 2022-11-23 17:52:14 +07:00
parent 0a671f2f44
commit f87e187b62
2 changed files with 6 additions and 3 deletions
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7
src/ast/euf/euf_egraph.cpp
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@ -158,6 +158,8 @@ namespace euf {
}
void egraph::add_literal(enode* n, enode* ante) {
if (n->bool_var() == sat::null_bool_var)
return;
TRACE("euf_verbose", tout << "lit: " << n->get_expr_id() << "\n";);
m_new_lits.push_back(enode_pair(n, ante));
m_updates.push_back(update_record(update_record::new_lit()));
@ -272,9 +274,8 @@ namespace euf {
if (enable_merge_tf && n->value() != l_undef && !m.is_value(n->get_root()->get_expr())) {
expr* b = n->value() == l_true ? m.mk_true() : m.mk_false();
enode* tf = find(b);
if (!tf)
tf = mk(b, 0, 0, nullptr);
add_literal(n, tf);
if (tf)
add_literal(n, tf);
}
}
}

2
src/sat/smt/euf_model.cpp
View file

@ -348,6 +348,8 @@ namespace euf {
continue;
if (!is_relevant(n))
continue;
if (n->bool_var() == sat::null_bool_var)
continue;
bool tt = l_true == s().value(n->bool_var());
if (tt && !mdl.is_false(e))
continue;