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Replace the use of optional<rational> by inf_eps_rational<rational>

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Also handle composite objectives correctly.
This commit is contained in:
Phan Anh Dung 2013-10-19 06:03:21 +02:00
parent a44044fb15
commit 53f78f7d19
9 changed files with 50 additions and 43 deletions
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6
src/opt/opt_solver.h
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@ -20,6 +20,7 @@ Notes:
#ifndef _OPT_SOLVER_H_
#define _OPT_SOLVER_H_
#include"inf_eps_rational.h"
#include"ast.h"
#include"params.h"
#include"solver_na2as.h"
@ -37,8 +38,7 @@ namespace opt {
symbol m_logic;
bool m_objective_enabled;
smt::theory_var m_objective_var;
ast_manager& m_manager;
optional<rational> m_objective_value;
inf_eps_rational<rational> m_objective_value;
public:
opt_solver(ast_manager & m, params_ref const & p, symbol const & l);
virtual ~opt_solver();
@ -64,7 +64,7 @@ namespace opt {
void set_objective(app* term);
void toggle_objective(bool enable);
optional<rational> get_objective_value();
inf_eps_rational<rational> get_objective_value();
private:
smt::theory_opt& get_optimizer();
};