mirrors/z3
3
0
Fork 0
mirror of https://github.com/Z3Prover/z3 synced 2025-05-06 15:25:46 +00:00
Code Activity

resolve_bailout etc.

Browse source
This commit is contained in:
Jakob Rath 2021-09-06 14:08:07 +02:00
parent ed200f4214
commit 56b33b1b3e
5 changed files with 49 additions and 82 deletions
Download patch file Download diff file Expand all files Collapse all files

3
src/math/polysat/saturation.cpp
View file

@ -33,6 +33,7 @@ namespace polysat {
if (c->has_bvar() && c.is_positive() && c->is_eq() && c->contains_var(v))
candidates.push_back(c);
LOG_H3("Trying polynomial superposition...");
for (auto it1 = candidates.begin(); it1 != candidates.end(); ++it1) {
for (auto it2 = it1 + 1; it2 != candidates.end(); ++it2) {
signed_constraint c1 = *it1;
@ -48,6 +49,7 @@ namespace polysat {
continue;
unsigned const lvl = std::max(c1->level(), c2->level());
signed_constraint c = cm().eq(lvl, r);
LOG("resolved: " << c << " currently false? " << c.is_currently_false(s()));
if (!c.is_currently_false(s()))
continue;
// TODO: we need to track the premises somewhere. also that we need to patch \Gamma if the constraint is used in the lemma.
@ -56,6 +58,7 @@ namespace polysat {
premises.push_back(c1);
premises.push_back(c2);
core.insert(c, std::move(premises));
return true;
// clause_builder clause(m_solver);
// clause.push_literal(~c1->blit());