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fix #4434

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2020-06-03 10:09:18 -07:00
parent a23ca1792b
commit 6e47499e26
13 changed files with 268 additions and 310 deletions
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8
src/muz/transforms/dl_mk_coalesce.cpp
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@ -172,7 +172,7 @@ namespace datalog {
}
rule_set * mk_coalesce::operator()(rule_set const & source) {
rule_set* rules = alloc(rule_set, m_ctx);
scoped_ptr<rule_set> rules = alloc(rule_set, m_ctx);
rules->inherit_predicates(source);
rule_set::decl2rules::iterator it = source.begin_grouped_rules(), end = source.end_grouped_rules();
for (; it != end; ++it) {
@ -181,8 +181,8 @@ namespace datalog {
for (unsigned i = 0; i < d_rules.size(); ++i) {
rule_ref r1(d_rules[i].get(), rm);
for (unsigned j = i + 1; j < d_rules.size(); ++j) {
if (same_body(*r1.get(), *d_rules[j].get())) {
merge_rules(r1, *d_rules[j].get());
if (same_body(*r1.get(), *d_rules.get(j))) {
merge_rules(r1, *d_rules.get(j));
d_rules[j] = d_rules.back();
d_rules.pop_back();
--j;
@ -191,7 +191,7 @@ namespace datalog {
rules->add_rule(r1.get());
}
}
return rules;
return rules.detach();
}
};