mirrors/z3
3
0
Fork 0
mirror of https://github.com/Z3Prover/z3 synced 2026-02-19 07:04:22 +00:00
Code Activity

add two failing test cases

Browse source 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2014-10-02 10:38:43 -07:00
parent 2c70e8d79f
commit 93a757f45b
3 changed files with 53 additions and 15 deletions
Download patch file Download diff file Expand all files Collapse all files

32
src/muz/rel/udoc_relation.cpp
View file

@ -221,7 +221,8 @@ namespace datalog {
relation_plugin(udoc_plugin::get_name(), rm),
m(rm.get_context().get_manager()),
bv(m),
dl(m) {
dl(m),
m_disable_fast_pass(false) {
}
udoc_plugin::~udoc_plugin() {
u_map<doc_manager*>::iterator it = m_dms.begin(), end = m_dms.end();
@ -1079,13 +1080,22 @@ namespace datalog {
virtual void operator()(relation_base& tb, const relation_base& negb) {
udoc_relation& t = get(tb);
udoc_relation const& n = get(negb);
udoc_plugin& p = t.get_plugin();
IF_VERBOSE(3, t.display(verbose_stream() << "dst:"););
IF_VERBOSE(3, n.display(verbose_stream() << "neg:"););
if (!t.fast_empty() && !n.fast_empty() && !p.m_disable_fast_pass) {
fast_pass(t, n);
}
if (!t.fast_empty() && !n.fast_empty()) {
slow_pass(t, n);
}
}
void fast_pass(udoc_relation& t, const udoc_relation& n) {
udoc & dst = t.get_udoc();
udoc const & neg = n.get_udoc();
doc_manager& dmt = t.get_dm();
doc_manager& dmn = n.get_dm();
IF_VERBOSE(3, t.display(verbose_stream() << "dst:"););
IF_VERBOSE(3, n.display(verbose_stream() << "neg:"););
udoc result;
for (unsigned i = 0; i < dst.size(); ++i) {
bool subsumed = false;
@ -1100,12 +1110,13 @@ namespace datalog {
result.push_back(&dst[i]);
}
std::swap(dst, result);
if (dst.is_empty()) {
IF_VERBOSE(3, tb.display(verbose_stream() << "fast empty"););
return;
}
}
// slow case
void slow_pass(udoc_relation& t, udoc_relation const& n) {
udoc & dst = t.get_udoc();
udoc const & neg = n.get_udoc();
doc_manager& dmt = t.get_dm();
doc_manager& dmn = n.get_dm();
udoc renamed_neg;
for (unsigned i = 0; i < neg.size(); ++i) {
doc& neg_i = neg[i];
@ -1142,8 +1153,9 @@ namespace datalog {
TRACE("doc", dst.display(dmt, tout) << "\n";);
SASSERT(dst.well_formed(dmt));
renamed_neg.reset(dmt);
IF_VERBOSE(3, tb.display(verbose_stream() << "slow case:"););
IF_VERBOSE(3, t.display(verbose_stream() << "slow case:"););
}
bool copy_columns(
tbv& dst, tbv const& src,
udoc_relation const& dstt,