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work on switcher

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Signed-off-by: Lev <levnach@hotmail.com>
This commit is contained in:
Lev 2018-08-10 18:11:14 +08:00 • committed by Lev Nachmanson
parent 253facff46
commit fa5d10b6dd
3 changed files with 59 additions and 4 deletions
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30
src/smt/theory_lra.cpp
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@ -271,6 +271,31 @@ class theory_lra::imp {
bool m_use_niil;
switcher(theory_lra::imp& i): m_th_imp(i), m_nra(nullptr), m_niil(nullptr) {
}
lbool check(lp::explanation_t& ex) {
if (m_use_niil) {
if (m_niil != nullptr)
return (*m_niil)->check(ex);
}
else {
if (m_nra != nullptr)
return (*m_nra)->check(ex);
}
return l_undef;
}
bool need_check() {
if (m_use_niil) {
if (m_niil != nullptr)
return (*m_niil)->need_check();
}
else {
if (m_nra != nullptr)
return (*m_nra)->need_check();
}
return false;
}
void push() {
if (m_use_niil) {
if (m_niil != nullptr)
@ -1591,6 +1616,7 @@ public:
bool is_eq(theory_var v1, theory_var v2) {
if (m_use_nra_model) {
lp_assert(!m_use_niil);
return m_nra->am().eq(nl_value(v1, *m_a1), nl_value(v2, *m_a2));
}
else {
@ -2028,9 +2054,9 @@ public:
return l_undef;
}
if (!m_nra) return l_true;
if (!m_nra->need_check()) return l_true;
if (!m_switcher.need_check()) return l_true;
m_a1 = nullptr; m_a2 = nullptr;
lbool r = m_nra->check(m_explanation);
lbool r = m_switcher.check(m_explanation);
m_a1 = alloc(scoped_anum, m_nra->am());
m_a2 = alloc(scoped_anum, m_nra->am());
switch (r) {