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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2021-07-11 06:15:20 +02:00
parent 5fac396c2f
commit e05f5ef6d1
3 changed files with 10 additions and 10 deletions

View file

@ -139,6 +139,10 @@ namespace euf {
sat::literal lit2 = literal(v, false);
s().mk_clause(~lit, lit2, sat::status::th(m_is_redundant, m.get_basic_family_id()));
s().mk_clause(lit, ~lit2, sat::status::th(m_is_redundant, m.get_basic_family_id()));
if (relevancy_enabled()) {
add_root(~lit, lit2);
add_root(lit, ~lit2);
}
lit = lit2;
}

View file

@ -41,7 +41,7 @@ namespace q {
quantifier* q = to_quantifier(e);
auto const& exp = expand(q);
if (exp.size() > 1 && is_forall(q)) {
if (exp.size() > 1 && is_forall(q) && !l.sign()) {
for (expr* e : exp) {
sat::literal lit = ctx.internalize(e, l.sign(), false, false);
add_clause(~l, lit);
@ -50,14 +50,13 @@ namespace q {
}
return;
}
if (exp.size() > 1 && is_exists(q)) {
if (exp.size() > 1 && is_exists(q) /* && l.sign() */) {
sat::literal_vector lits;
lits.push_back(~l);
for (expr* e : exp)
lits.push_back(ctx.internalize(e, l.sign(), false, false));
add_clause(lits);
if (ctx.relevancy_enabled())
ctx.add_root(lits);
ctx.add_root(lits);
return;
}