mirrors/z3
3
0
Fork 0
mirror of https://github.com/Z3Prover/z3 synced 2025-04-28 11:25:51 +00:00
Code Activity

fix a few bugs, debugging eufi

Browse source 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2018-06-11 22:08:50 -07:00 • committed by Arie Gurfinkel
parent ba504e4243
commit 6d79b19170
3 changed files with 23 additions and 11 deletions
Download patch file Download diff file Expand all files Collapse all files

2
src/qe/qe_mbi.cpp
View file

@ -116,7 +116,7 @@ namespace qe {
m_dual_solver(sNot)
{
params_ref p;
p.set_bool("smt.core.minimize", true);
p.set_bool("core.minimize", true);
m_solver->updt_params(p);
m_dual_solver->updt_params(p);
expr_ref_vector fmls(m);

28
src/qe/qe_term_graph.cpp
View file

@ -625,7 +625,7 @@ namespace qe {
expr_ref_vector m_pinned; // tracks expr in the maps
expr* mk_pure(term& t) {
expr* mk_pure(term const& t) {
expr* e = nullptr;
if (m_term2app.find(t.get_id(), e)) return e;
e = t.get_expr();
@ -643,7 +643,7 @@ namespace qe {
}
bool is_better_rep(expr *t1, expr *t2) {
if (!t2) return t1;
if (!t2) return t1 != nullptr;
return m.is_unique_value(t1) && !m.is_unique_value(t2);
}
@ -755,13 +755,21 @@ namespace qe {
}
void mk_pure_equalities(const term &t, expr_ref_vector &res) {
SASSERT(t.is_root());
expr *rep = nullptr;
if (!m_root2rep.find(t.get_id(), rep)) return;
for (term *it = &t.get_next(); it != &t; it = &it->get_next()) {
expr* member = mk_pure(*it);
if (member)
obj_hashtable<expr> members;
members.insert(rep);
term const * r = &t;
do {
expr* member = nullptr;
if (m_term2app.find(r->get_id(), member) && !members.contains(member)) {
res.push_back (m.mk_eq (rep, member));
members.insert(member);
}
r = &r->get_next();
}
while (r != &t);
}
bool is_projected(const term &t) {
@ -771,13 +779,17 @@ namespace qe {
void mk_unpure_equalities(const term &t, expr_ref_vector &res) {
expr *rep = nullptr;
if (!m_root2rep.find(t.get_id(), rep)) return;
for (term *it = &t.get_next(); it != &t; it = &it->get_next()) {
expr* member = mk_pure(*it);
obj_hashtable<expr> members;
term const * r = &t;
do {
expr* member = mk_pure(*r);
SASSERT(member);
if (!is_projected(*it) || !is_solved_eq(rep, member)) {
if (member != rep && (!is_projected(*r) || !is_solved_eq(rep, member))) {
res.push_back(m.mk_eq(rep, member));
}
r = &r->get_next();
}
while (r != &t);
}
void mk_equalities(bool pure, expr_ref_vector &res) {

4
src/solver/mus.cpp
View file

@ -50,12 +50,12 @@ struct mus::imp {
}
bool is_literal(expr* lit) const {
expr* l;
expr* l;
return is_uninterp_const(lit) || (m.is_not(lit, l) && is_uninterp_const(l));
}
unsigned add_soft(expr* lit) {
SASSERT(is_literal(lit));
//SASSERT(is_literal(lit));
unsigned idx = m_lit2expr.size();
m_expr2lit.insert(lit, idx);
m_lit2expr.push_back(lit);