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#5753

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This commit is contained in:
Nikolaj Bjorner 2022-01-16 09:31:16 -08:00
parent bc9c6ad93d
commit cd56d55e34
3 changed files with 19 additions and 11 deletions
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18
src/sat/smt/q_eval.cpp
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@ -230,13 +230,17 @@ namespace q {
if (!n)
return nullptr;
for (unsigned i = args.size(); i-- > 0; ) {
if (args[i] != n->get_arg(i)) {
// roots could be different when using commutativity
// instead of compensating for this, we just bail out
if (args[i]->get_root() != n->get_arg(i)->get_root())
return nullptr;
evidence.push_back(euf::enode_pair(args[i], n->get_arg(i)));
}
euf::enode* a = args[i], *b = n->get_arg(i);
if (a == b)
continue;
// roots could be different when using commutativity
// instead of compensating for this, we just bail out
if (a->get_root() != b->get_root())
return nullptr;
TRACE("q", tout << "evidence " << ctx.bpp(a) << " " << ctx.bpp(b) << "\n");
evidence.push_back(euf::enode_pair(a, b));
}
m_indirect_nodes.push_back(n);
m_eval.setx(t->get_id(), n, nullptr);