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determine parameter evaluation order

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Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
This commit is contained in:
Lev Nachmanson 2025-09-16 16:32:46 -07:00
parent 05ba67f432
commit 9b88aaf134
1 changed files with 8 additions and 4 deletions
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12
src/ast/normal_forms/nnf.cpp
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@ -149,8 +149,10 @@ class skolemizer {
r = m_subst(body, substitution);
p = nullptr;
if (m_proofs_enabled) {
if (q->get_kind() == forall_k)
p = m.mk_skolemization(mk_not(m, q), mk_not(m, r));
if (q->get_kind() == forall_k) {
auto a = mk_not(m, q);
p = m.mk_skolemization(a , mk_not(m, r));
}
else
p = m.mk_skolemization(q, r);
}
@ -609,8 +611,10 @@ struct nnf::imp {
expr * not_rhs = rs[3];
app * r;
if (is_eq(t) == fr.m_pol)
r = m.mk_and(m.mk_or(not_lhs, rhs), m.mk_or(lhs, not_rhs));
if (is_eq(t) == fr.m_pol) {
auto a = m.mk_or(not_lhs, rhs);
r = m.mk_and(a, m.mk_or(lhs, not_rhs));
}
else
r = m.mk_and(m.mk_or(lhs, rhs), m.mk_or(not_lhs, not_rhs));
m_result_stack.shrink(fr.m_spos);