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https://github.com/Z3Prover/z3
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address #3905
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@ -276,9 +276,10 @@ namespace datalog {
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rule_manager& rm = m_context.get_rule_manager();
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unsigned sz = source.get_num_rules();
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expr_ref fml(m);
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rule_set * result = alloc(rule_set, m_context);
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// scoped_ptr in case exception is thrown from somewhere
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scoped_ptr<rule_set> result = alloc(rule_set, m_context);
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m_rewriter.m_cfg.set_src(&source);
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m_rewriter.m_cfg.set_dst(result);
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m_rewriter.m_cfg.set_dst(result.get());
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for (unsigned i = 0; !m_context.canceled() && i < sz; ++i) {
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rule * r = source.get_rule(i);
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rm.to_formula(*r, fml);
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@ -319,7 +320,7 @@ namespace datalog {
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m_context.add_model_converter(concat(bvmc, fmc));
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}
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CTRACE("dl", result, result->display(tout););
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return result;
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return result.detach();
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}
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};
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