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fix #1577 again

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2018-10-06 09:01:01 -07:00
parent 44a0dbbc61
commit c4829dfa22
12 changed files with 61 additions and 56 deletions
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23
src/opt/opt_context.cpp
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@ -79,13 +79,13 @@ namespace opt {
m_hard.push_back(hard);
}
bool context::scoped_state::set(ptr_vector<expr> & hard) {
bool context::scoped_state::set(expr_ref_vector const & hard) {
bool eq = hard.size() == m_hard.size();
for (unsigned i = 0; eq && i < hard.size(); ++i) {
eq = hard[i] == m_hard[i].get();
eq = hard.get(i) == m_hard.get(i);
}
m_hard.reset();
m_hard.append(hard.size(), hard.c_ptr());
m_hard.append(hard);
return !eq;
}
@ -177,7 +177,7 @@ namespace opt {
r.append(m_core);
}
void context::set_hard_constraints(ptr_vector<expr>& fmls) {
void context::set_hard_constraints(expr_ref_vector const& fmls) {
if (m_scoped_state.set(fmls)) {
clear_state();
}
@ -803,7 +803,20 @@ namespace opt {
fmls.reset();
expr_ref tmp(m);
for (unsigned i = 0; i < r->size(); ++i) {
fmls.push_back(r->form(i));
if (asms.empty()) {
fmls.push_back(r->form(i));
continue;
}
ptr_vector<expr> deps;
expr_dependency_ref core(r->dep(i), m);
m.linearize(core, deps);
if (!deps.empty()) {
fmls.push_back(m.mk_implies(m.mk_and(deps.size(), deps.c_ptr()), r->form(i)));
}
else {
fmls.push_back(r->form(i));
}
}
if (r->inconsistent()) {
ptr_vector<expr> core_elems;