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using obj_hashtable instead of unordered_set as suggested by Nikolaj

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nilsbecker 2018-11-25 22:50:14 +01:00
parent 165b256d32
commit b57a483a6c
1 changed files with 4 additions and 4 deletions
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8
src/smt/smt_quantifier.cpp
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@ -26,7 +26,7 @@ Revision History:
#include "smt/smt_quick_checker.h"
#include "smt/mam.h"
#include "smt/qi_queue.h"
#include <unordered_set>
#include "util/obj_hashtable.h"
namespace smt {
@ -109,7 +109,7 @@ namespace smt {
\brief Ensures that all relevant proof steps to explain why the enode is equal to the root of its
equivalence class are in the log and up-to-date.
*/
void log_justification_to_root(std::ostream & log, enode *en, std::unordered_set<enode *> &already_visited) {
void log_justification_to_root(std::ostream & log, enode *en, obj_hashtable<enode> &already_visited) {
enode *root = en->get_root();
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);
@ -141,7 +141,7 @@ namespace smt {
\brief Logs a single equality explanation step and, if necessary, recursively calls log_justification_to_root to log
equalities needed by the step (e.g. argument equalities for congruence steps).
*/
void log_single_justification(std::ostream & out, enode *en, std::unordered_set<enode *> &already_visited) {
void log_single_justification(std::ostream & out, enode *en, obj_hashtable<enode> &already_visited) {
smt::literal lit;
unsigned num_args;
enode *target = en->get_trans_justification().m_target;
@ -208,7 +208,7 @@ namespace smt {
if (has_trace_stream()) {
std::ostream & out = trace_stream();
std::unordered_set<enode *> already_visited;
obj_hashtable<enode> already_visited;
// In the term produced by the quantifier instantiation the root of the equivalence class of the terms bound to the quantified variables
// is used. We need to make sure that all of these equalities appear in the log.