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reset visited (fast mark) to not clash with occurs

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This commit is contained in:
Nikolaj Bjorner 2022-11-17 17:36:21 +09:00
parent 6662afdd26
commit 59b7845c7d
4 changed files with 19 additions and 14 deletions
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6
src/ast/euf/euf_egraph.cpp
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@ -451,7 +451,7 @@ namespace euf {
add_literal(n1, false);
if (n1->is_equality() && n1->value() == l_false)
new_diseq(n1);
remove_parents(r1, r2);
remove_parents(r1);
push_eq(r1, n1, r2->num_parents());
merge_justification(n1, n2, j);
for (enode* c : enode_class(n1))
@ -464,8 +464,8 @@ namespace euf {
cb(r2, r1);
}
void egraph::remove_parents(enode* r1, enode* r2) {
for (enode* p : enode_parents(r1)) {
void egraph::remove_parents(enode* r) {
for (enode* p : enode_parents(r)) {
if (p->is_marked1())
continue;
if (p->merge_enabled()) {

2
src/ast/euf/euf_egraph.h
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@ -220,7 +220,7 @@ namespace euf {
void merge_th_eq(enode* n, enode* root);
void merge_justification(enode* n1, enode* n2, justification j);
void reinsert_parents(enode* r1, enode* r2);
void remove_parents(enode* r1, enode* r2);
void remove_parents(enode* r);
void unmerge_justification(enode* n1);
void reinsert_equality(enode* p);
void update_children(enode* n);