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fix #9657

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This commit is contained in:
Nikolaj Bjorner 2026-05-28 09:01:48 -07:00
parent b34a7b4319
commit 0b56db7f07
4 changed files with 21 additions and 11 deletions
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9
src/ast/euf/ho_matcher.cpp
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@ -92,7 +92,7 @@ namespace euf {
while (!m_backtrack.empty()) {
auto& wi = *m_backtrack.back();
bool st = consume_work(wi);
IF_VERBOSE(3, display(verbose_stream() << "ho_matcher::consume_work: " << wi.pat << " =?= " << wi.t << " -> " << (st?"true":"false") << "\n"););
TRACE(ho_matching, display(tout << "ho_matcher::consume_work: " << mk_bounded_pp(wi.pat, m) << " =?= " << mk_bounded_pp(wi.t, m) << " -> " << (st?"true":"false") << "\n"););
if (st) {
if (m_goals.empty())
m_on_match(m_subst);
@ -653,7 +653,8 @@ namespace euf {
void ho_matcher::add_binding(var* v, unsigned offset, expr* t) {
SASSERT(v->get_idx() >= offset);
m_subst.set(v->get_idx() - offset, t);
IF_VERBOSE(10, verbose_stream() << "ho_matcher::add_binding: v" << v->get_idx() - offset << " -> " << mk_pp(t, m) << "\n";);
SASSERT(v->get_sort() == t->get_sort());
TRACE(ho_matching, tout << "ho_matcher::add_binding: v" << v->get_idx() - offset << " -> " << mk_pp(t, m) << "\n";);
m_trail.push(undo_set(m_subst, v->get_idx() - offset));
}
@ -821,13 +822,13 @@ namespace euf {
m_subst.set(idx, s.get(i));
}
IF_VERBOSE(10, verbose_stream() << "refine " << mk_pp(p, m) << "\n" << s << "\n");
TRACE(ho_matching, tout << "refine " << mk_pp(p, m) << "\n" << s << "\n");
unsigned num_bound = 0, level = 0;
for (auto [v, pat] : m_pat2abs[fo_pat]) {
var_subst sub(m, true);
auto pat_refined = sub(pat, s);
IF_VERBOSE(10, verbose_stream() << mk_pp(pat, m) << " -> " << pat_refined << "\n");
TRACE(ho_matching, tout << mk_pp(pat, m) << " -> " << pat_refined << "\n");
m_goals.push(level, num_bound, pat_refined, m_subst.get(v));
}