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bind variables in queries generated from Horn tactic to enforce that rule formulas don't contain free variables. Issue #328

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
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Nikolaj Bjorner 2015-12-01 14:47:33 -08:00
parent aa777bd5c6
commit b3e8020c88
5 changed files with 21 additions and 5 deletions
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src/muz/base/dl_context.h
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@ -377,7 +377,7 @@ namespace datalog {
rule_set & get_rules() { flush_add_rules(); return m_rule_set; }
void get_rules_as_formulas(expr_ref_vector& fmls, expr_ref_vector& qs, svector<symbol>& names);
void get_raw_rule_formulas(expr_ref_vector& fmls, svector<symbol>& names, vector<unsigned> &bounds);
void get_raw_rule_formulas(expr_ref_vector& fmls, svector<symbol>& names, unsigned_vector &bounds);
void add_fact(app * head);
void add_fact(func_decl * pred, const relation_fact & fact);