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fix #7582

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This commit is contained in:
Nikolaj Bjorner 2025-03-12 17:17:47 -07:00
parent fa5a50c4f9
commit d980ac9a05
4 changed files with 30 additions and 11 deletions
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13
src/ast/simplifiers/model_reconstruction_trail.cpp
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@ -75,7 +75,7 @@ void model_reconstruction_trail::replay(unsigned qhead, expr_ref_vector& assumpt
// loose entries that intersect with free vars are deleted from the trail
// and their removed formulas are added to the resulting constraints.
if (t->is_loose() && !t->is_def() && t->is_subst()) {
if (t->is_loose_subst()) {
for (auto const& [k, v] : t->m_subst->sub()) {
add_vars(v, free_vars);
st.add(dependent_expr(m, m.mk_eq(k, v), nullptr, nullptr));
@ -83,6 +83,17 @@ void model_reconstruction_trail::replay(unsigned qhead, expr_ref_vector& assumpt
t->m_active = false;
continue;
}
if (t->is_loose_constraint()) {
for (auto r : t->m_removed) {
add_vars(r, free_vars);
TRACE("simplifier", tout << "replay removed " << r << "\n");
st.add(r);
}
t->m_active = false;
continue;
}
bool all_const = true;
for (auto const& [d, def, dep] : t->m_defs)