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work on niil

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Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
This commit is contained in:
Lev Nachmanson 2018-08-13 20:34:52 +08:00
parent 91086baa54
commit 92b5a9b134
4 changed files with 17 additions and 23 deletions
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21
src/smt/theory_lra.cpp
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@ -272,20 +272,6 @@ class theory_lra::imp {
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) {
std::cout << "check niil\n";
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)
@ -2070,10 +2056,12 @@ public:
return r;
}
niil::lemma m_lemma;
lbool check_aftermath_niil(lbool r) {
return r;
}
lbool check_nra() {
m_use_nra_model = false;
if (m.canceled()) {
@ -2083,7 +2071,8 @@ public:
if (!m_nra && !m_niil) return l_true;
if (!m_switcher.need_check()) return l_true;
m_a1 = nullptr; m_a2 = nullptr;
lbool r = m_switcher.check(m_explanation);
lbool r = m_nra? m_nra->check(m_explanation): m_niil->check(m_lemma);
return m_nra? check_aftermath_nra(r) : check_aftermath_niil(r);
}