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fix #8105

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This commit is contained in:
Nikolaj Bjorner 2025-12-30 11:30:22 -08:00
parent d0add7e3d8
commit 8b683787d4
2 changed files with 7 additions and 1 deletions
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4
src/tactic/core/ctx_simplify_tactic.cpp
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@ -566,6 +566,8 @@ struct ctx_simplify_tactic::imp {
} }
void operator()(goal & g) { void operator()(goal & g) {
if (g.inconsistent())
return;
m_occs.reset(); m_occs.reset();
m_occs(g); m_occs(g);
m_num_steps = 0; m_num_steps = 0;
@ -578,6 +580,8 @@ struct ctx_simplify_tactic::imp {
proof_ref new_pr(m.mk_rewrite(t, r), m); proof_ref new_pr(m.mk_rewrite(t, r), m);
new_pr = m.mk_modus_ponens(pr, new_pr); new_pr = m.mk_modus_ponens(pr, new_pr);
g.update(idx++, r, new_pr, dep); g.update(idx++, r, new_pr, dep);
if (g.inconsistent())
break;
} }
} }
else { else {

4
src/tactic/goal.h
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@ -122,7 +122,9 @@ public:
expr * form(unsigned i) const { return inconsistent() ? m().mk_false() : m().get(m_forms, i); } expr * form(unsigned i) const { return inconsistent() ? m().mk_false() : m().get(m_forms, i); }
proof * pr(unsigned i) const { return m().size(m_proofs) > i ? static_cast<proof*>(m().get(m_proofs, i)) : nullptr; } proof * pr(unsigned i) const { return m().size(m_proofs) > i ? static_cast<proof*>(m().get(m_proofs, i)) : nullptr; }
expr_dependency * dep(unsigned i) const { return unsat_core_enabled() ? m().get(m_dependencies, i) : nullptr; } expr_dependency *dep(unsigned i) const {
return unsat_core_enabled() && i < m().size(m_dependencies) ? m().get(m_dependencies, i) : nullptr;
}
void update(unsigned i, expr * f, proof * pr = nullptr, expr_dependency * dep = nullptr); void update(unsigned i, expr * f, proof * pr = nullptr, expr_dependency * dep = nullptr);