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better encodings for at-most-1, #755

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2016-10-10 23:46:03 -07:00
parent 5d9820f3e2
commit 8d2b70a5e2
17 changed files with 232 additions and 253 deletions
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5
src/opt/opt_solver.cpp
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@ -194,6 +194,11 @@ namespace opt {
}
}
lbool opt_solver::find_mutexes(expr_ref_vector const& vars, vector<expr_ref_vector>& mutexes) {
return m_context.find_mutexes(vars, mutexes);
}
/**
\brief maximize the value of objective i in the current state.

1
src/opt/opt_solver.h
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@ -106,6 +106,7 @@ namespace opt {
virtual expr * get_assertion(unsigned idx) const;
virtual std::ostream& display(std::ostream & out) const;
virtual ast_manager& get_manager() const { return m; }
virtual lbool find_mutexes(expr_ref_vector const& vars, vector<expr_ref_vector>& mutexes);
void set_logic(symbol const& logic);
smt::theory_var add_objective(app* term);