mirrors/z3
3
0
Fork 0
mirror of https://github.com/Z3Prover/z3 synced 2025-05-06 23:35:46 +00:00
Code Activity

build_lemma returns clause_builder; adjust reason in revert_bool_decision

Browse source
This commit is contained in:
Jakob Rath 2021-09-07 15:02:29 +02:00
parent 733c21bb20
commit 24f96acf4f
8 changed files with 83 additions and 75 deletions
Download patch file Download diff file Expand all files Collapse all files

27
src/math/polysat/clause_builder.cpp
View file

@ -23,7 +23,6 @@ namespace polysat {
void clause_builder::reset() {
m_literals.reset();
m_new_constraints.reset();
m_level = 0;
m_dep = nullptr;
SASSERT(empty());
@ -42,23 +41,27 @@ namespace polysat {
}
void clause_builder::push_literal(sat::literal lit) {
constraint* c = m_solver.m_constraints.lookup(lit.var());
push(m_solver.m_constraints.lookup(lit));
}
void clause_builder::push(signed_constraint c) {
SASSERT(c);
SASSERT(c->has_bvar());
if (c->unit_clause()) {
add_dependency(c->unit_clause()->dep());
add_dependency(c->unit_dep());
return;
}
m_level = std::max(m_level, c->level());
m_literals.push_back(lit);
m_literals.push_back(c.blit());
}
void clause_builder::push_new_constraint(signed_constraint c) {
SASSERT(c);
if (c.is_always_false())
return;
m_level = std::max(m_level, c->level());
m_literals.push_back(c.blit());
m_new_constraints.push_back(c.get());
}
// void clause_builder::push_new_constraint(signed_constraint c) {
// SASSERT(c);
// if (c.is_always_false())
// return;
// m_level = std::max(m_level, c->level());
// m_literals.push_back(c.blit());
// m_new_constraints.push_back(c.get());
// }
}