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bv and gc of literals (#4692)

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* bv and gc of literals

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* overload

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* diseq

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* diseq

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2020-09-17 14:24:07 -07:00 • committed by GitHub
parent 2d52367368
commit 549753845e
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34 changed files with 1480 additions and 854 deletions
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8
src/sat/smt/euf_invariant.cpp
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@ -27,19 +27,19 @@ namespace euf {
void solver::check_eqc_bool_assignment() const {
for (enode* n : m_egraph.nodes()) {
VERIFY(!m.is_bool(n->get_expr()) ||
s().value(get_literal(n)) == s().value(get_literal(n->get_root())));
s().value(enode2literal(n)) == s().value(enode2literal(n->get_root())));
}
}
void solver::check_missing_bool_enode_propagation() const {
for (enode* n : m_egraph.nodes())
if (m.is_bool(n->get_expr()) && l_undef == s().value(get_literal(n))) {
if (m.is_bool(n->get_expr()) && l_undef == s().value(enode2literal(n))) {
if (!n->is_root()) {
VERIFY(l_undef == s().value(get_literal(n->get_root())));
VERIFY(l_undef == s().value(enode2literal(n->get_root())));
}
else
for (enode* o : enode_class(n)) {
VERIFY(l_undef == s().value(get_literal(o)));
VERIFY(l_undef == s().value(enode2literal(o)));
}
}
}