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fix for #291. The root issue is that the set of antecedents is recycled as a fixed object between routines. Antecedents that were already allocated for a Gomory cut got reset by the internalizer. This causes unsound bounds axioms to be created

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2015-11-05 15:08:42 -08:00
parent d6cb778365
commit fc592fc856
14 changed files with 206 additions and 148 deletions
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12
src/smt/theory_arith_pp.h
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@ -399,6 +399,18 @@ namespace smt {
out << "\n";
}
template<typename Ext>
std::ostream& theory_arith<Ext>::antecedents_t::display(theory_arith& th, std::ostream & out) const {
th.get_context().display_literals_verbose(out, lits().size(), lits().c_ptr());
if (!lits().empty()) out << "\n";
ast_manager& m = th.get_manager();
for (unsigned i = 0; i < m_eqs.size(); ++i) {
out << mk_pp(m_eqs[i].first->get_owner(), m) << " ";
out << mk_pp(m_eqs[i].second->get_owner(), m) << "\n";
}
return out;
}
template<typename Ext>
void theory_arith<Ext>::display_deps(std::ostream & out, v_dependency* dep) {
ptr_vector<void> bounds;