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code review updates for #1963

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2018-11-25 14:30:30 -08:00
parent abfb9989b6
commit e026f96ed4
1 changed files with 9 additions and 6 deletions
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15
src/smt/smt_quantifier.cpp
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@ -110,17 +110,20 @@ namespace smt {
equivalence class are in the log and up-to-date. equivalence class are in the log and up-to-date.
*/ */
void log_justification_to_root(std::ostream & log, enode *en, obj_hashtable<enode> &already_visited) { void log_justification_to_root(std::ostream & log, enode *en, obj_hashtable<enode> &already_visited) {
enode *root = en->get_root(); enode* root = en->get_root();
for (enode *it = en; it != root; it = it->get_trans_justification().m_target) { for (enode *it = en; it != root; it = it->get_trans_justification().m_target) {
if (already_visited.find(it) == already_visited.end()) already_visited.insert(it); if (already_visited.contains(it))
else break; break;
already_visited.insert(it);
if (!it->m_proof_is_logged) { if (!it->m_proof_is_logged) {
log_single_justification(log, it, already_visited); log_single_justification(log, it, already_visited);
it->m_proof_is_logged = true; it->m_proof_is_logged = true;
} else if (it->get_trans_justification().m_justification.get_kind() == smt::eq_justification::kind::CONGRUENCE) { }
else if (it->get_trans_justification().m_justification.get_kind() == smt::eq_justification::kind::CONGRUENCE) {
// When the justification of an argument changes m_proof_is_logged is not reset => We need to check if the proofs of all arguments are logged. // When the justification of an argument changes m_proof_is_logged
// is not reset => We need to check if the proofs of all arguments are logged.
const unsigned num_args = it->get_num_args(); const unsigned num_args = it->get_num_args();
enode *target = it->get_trans_justification().m_target; enode *target = it->get_trans_justification().m_target;
@ -128,7 +131,7 @@ namespace smt {
log_justification_to_root(log, it->get_arg(i), already_visited); log_justification_to_root(log, it->get_arg(i), already_visited);
log_justification_to_root(log, target->get_arg(i), already_visited); log_justification_to_root(log, target->get_arg(i), already_visited);
} }
it->m_proof_is_logged = true; SASSERT(it->m_proof_is_logged);
} }
} }
if (!root->m_proof_is_logged) { if (!root->m_proof_is_logged) {