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fix #3832

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2020-04-09 19:38:08 -07:00
parent c4b52edb29
commit 1fce2905ec
4 changed files with 24 additions and 9 deletions
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16
src/muz/transforms/dl_mk_rule_inliner.cpp
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@ -172,7 +172,8 @@ namespace datalog {
tgt.norm_vars(m_context.get_rule_manager());
SASSERT(!has_quantifier(src));
if (has_quantifier(src))
throw has_new_quantifier();
if (!m_unifier.unify_rules(tgt, tail_index, src)) {
return false;
@ -425,7 +426,11 @@ namespace datalog {
unsigned i = 0;
for (; i < pt_len && !inlining_allowed(orig, r->get_decl(i)); ++i) {};
SASSERT(!has_quantifier(*r.get()));
CTRACE("dl", has_quantifier(*r.get()), r->display(m_context, tout););
if (has_quantifier(*r.get())) {
tgt.add_rule(r);
continue;
}
if (i == pt_len) {
//there's nothing we can inline in this rule
@ -842,7 +847,12 @@ namespace datalog {
if (m_context.get_params().xform_inline_eager()) {
TRACE("dl", source.display(tout << "before eager inlining\n"););
plan_inlining(source);
something_done = transform_rules(source, *res);
try {
something_done = transform_rules(source, *res);
}
catch (has_new_quantifier) {
return nullptr;
}
VERIFY(res->close()); //this transformation doesn't break the negation stratification
// try eager inlining
if (do_eager_inlining(res)) {