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fix #3994 remove bogus option

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2020-04-16 18:51:52 -07:00
parent 767dff4a5a
commit 040d4b8d24
4 changed files with 9 additions and 21 deletions
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15
src/smt/smt_context.cpp
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@ -913,12 +913,12 @@ namespace smt {
enode * parent = *it;
if (parent->is_cgc_enabled()) {
CTRACE("add_eq", !parent->is_cgr() || !m_cg_table.contains_ptr(parent),
tout << "old num_parents: " << r2_num_parents << ", num_parents: " << r2->m_parents.size() << ", parent: #" <<
parent->get_owner_id() << ", parents: \n";
for (unsigned i = 0; i < r2->m_parents.size(); i++) {
tout << "#" << r2->m_parents[i]->get_owner_id() << " ";
}
display(tout););
tout << "old num_parents: " << r2_num_parents
<< "\nnum_parents: " << r2->m_parents.size()
<< "\nparent: #" << parent->get_owner_id()
<< "\nparents: ";
for (enode* p : r2->m_parents) tout << "#" << p->get_owner_id() << " ";
display(tout << "\n"););
SASSERT(parent->is_cgr());
SASSERT(m_cg_table.contains_ptr(parent));
m_cg_table.erase(parent);
@ -930,7 +930,7 @@ namespace smt {
curr->m_root = r1;
curr = curr->m_next;
}
while(curr != r1);
while (curr != r1);
// restore parents of r2
r2->m_parents.shrink(r2_num_parents);
@ -939,6 +939,7 @@ namespace smt {
for (enode * parent : enode::parents(r1)) {
TRACE("add_eq_parents", tout << "visiting: #" << parent->get_owner_id() << "\n";);
if (parent->is_cgc_enabled()) {
enode * cg = parent->m_cg;
if (!parent->is_true_eq() &&
(parent == cg || // parent was root of the congruence class before and after the merge