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#5641 - projection that skips interpreted functions can violate model evaluation.

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Nikolaj Bjorner 2022-01-02 17:45:43 -08:00
parent 0ca5e7207e
commit d0fb3cba15
10 changed files with 46 additions and 36 deletions
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src/qe/mbp/mbp_plugin.h
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@ -67,7 +67,7 @@ namespace mbp {
virtual bool solve(model& model, app_ref_vector& vars, expr_ref_vector& lits) { return false; }
virtual family_id get_family_id() { return null_family_id; }
virtual void operator()(model& model, app_ref_vector& vars, expr_ref_vector& lits) { };
virtual bool operator()(model& model, app_ref_vector& vars, expr_ref_vector& lits) { return false; };
/**
\brief project vars modulo model, return set of definitions for eliminated variables.
@ -76,7 +76,7 @@ namespace mbp {
- returns set of definitions
(TBD: in triangular form, the last definition can be substituted into definitions that come before)
*/
virtual vector<def> project(model& model, app_ref_vector& vars, expr_ref_vector& lits) { return vector<def>(); }
virtual bool project(model& model, app_ref_vector& vars, expr_ref_vector& lits, vector<def>& defs) { return true; }
/**
\brief model based saturation. Saturates theory axioms to equi-satisfiable literals over EUF,