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fix non-determinism bug in simple joins. Keys were normalized based on pointer equality not object identifier equality. Also some ptr hashtables were used with pointer hashes, and then traversed. reported in issue #619

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2016-05-27 07:51:02 -07:00
parent cfffb0b3c5
commit 50d334e4e9
1 changed files with 1 additions and 8 deletions
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9
src/muz/rel/dl_mk_simple_joins.cpp
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@ -253,17 +253,10 @@ namespace datalog {
if (t1n->get_id() > t2n->get_id()) {
std::swap(t1n, t2n);
}
m_pinned.push_back(t1n);
m_pinned.push_back(t2n);
/*
IF_VERBOSE(0,
print_renaming(norm_subst, verbose_stream());
display_predicate(m_context, t1, verbose_stream());
display_predicate(m_context, t2, verbose_stream());
display_predicate(m_context, t1n, verbose_stream());
display_predicate(m_context, t2n, verbose_stream()););
*/
return app_pair(t1n, t2n);
}