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z3/lib/qflra_tactic.cpp
Leonardo de Moura e9eab22e5c Z3 sources
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2012-10-02 11:35:25 -07:00

72 lines
2.2 KiB
C++

/*++
Copyright (c) 2012 Microsoft Corporation
Module Name:
qflra_tactic.cpp
Abstract:
Tactic for QF_LRA
Author:
Leonardo (leonardo) 2012-02-26
Notes:
--*/
#include"tactical.h"
#include"simplify_tactic.h"
#include"propagate_values_tactic.h"
#include"solve_eqs_tactic.h"
#include"elim_uncnstr_tactic.h"
#include"smt_tactic.h"
#include"mip_tactic.h"
#include"recover_01_tactic.h"
#include"ctx_simplify_tactic.h"
#include"probe_arith.h"
tactic * mk_qflra_tactic(ast_manager & m, params_ref const & p) {
params_ref pivot_p;
pivot_p.set_bool(":arith-greatest-error-pivot", true);
params_ref main_p = p;
main_p.set_bool(":elim-and", true);
main_p.set_bool(":som", true);
main_p.set_bool(":blast-distinct", true);
params_ref ctx_simp_p;
ctx_simp_p.set_uint(":max-depth", 30);
ctx_simp_p.set_uint(":max-steps", 5000000);
params_ref lhs_p;
lhs_p.set_bool(":arith-lhs", true);
lhs_p.set_bool(":eq2ineq", true);
params_ref elim_to_real_p;
elim_to_real_p.set_bool(":elim-to-real", true);
tactic * mip =
and_then(fail_if(mk_produce_proofs_probe()),
fail_if(mk_produce_unsat_cores_probe()),
using_params(and_then(and_then(mk_simplify_tactic(m),
mk_recover_01_tactic(m),
using_params(mk_simplify_tactic(m), elim_to_real_p),
mk_propagate_values_tactic(m)),
using_params(mk_ctx_simplify_tactic(m), ctx_simp_p),
mk_elim_uncnstr_tactic(m),
mk_solve_eqs_tactic(m),
using_params(mk_simplify_tactic(m), lhs_p),
using_params(mk_simplify_tactic(m), elim_to_real_p)
),
main_p),
fail_if(mk_not(mk_is_mip_probe())),
try_for(mk_mip_tactic(m), 30000),
mk_fail_if_undecided_tactic());
return using_params(or_else(mip,
using_params(mk_smt_tactic(), pivot_p)),
p);
}