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add option to disable cardinality solver

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2017-02-16 08:36:16 -08:00
parent c347018cb8
commit 2bcb875559
4 changed files with 17 additions and 3 deletions
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1
src/sat/sat_params.pyg
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@ -26,4 +26,5 @@ def_module_params('sat',
('dimacs.core', BOOL, False, 'extract core from DIMACS benchmarks'),
('drat.file', SYMBOL, '', 'file to dump DRAT proofs'),
('drat.check', BOOL, False, 'build up internal proof and check'),
('cardinality.solver', BOOL, True, 'use cardinality solver'),
))

6
src/sat/sat_solver/inc_sat_solver.cpp
View file

@ -82,9 +82,7 @@ public:
m_num_scopes(0),
m_dep_core(m),
m_unknown("no reason given") {
m_params.set_bool("elim_vars", false);
sat_params p1(m_params);
m_solver.updt_params(m_params);
updt_params(p);
init_preprocess();
}
@ -218,8 +216,10 @@ public:
m_params.append(p);
sat_params p1(p);
m_params.set_bool("elim_vars", false);
m_params.set_bool("keep_cardinality_constraints", p1.cardinality_solver());
m_solver.updt_params(m_params);
m_optimize_model = m_params.get_bool("optimize_model", false);
}
virtual void collect_statistics(statistics & st) const {
if (m_preprocess) m_preprocess->collect_statistics(st);