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fix xor handling, and defaults for cardinality

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2017-03-09 22:44:41 +01:00
parent ac59e7b6d3
commit 5f5819f029
8 changed files with 119 additions and 50 deletions
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8
src/ast/rewriter/pb2bv_rewriter.cpp
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@ -419,8 +419,8 @@ struct pb2bv_rewriter::imp {
bv(m),
m_trail(m),
m_args(m),
m_keep_cardinality_constraints(true),
m_min_arity(8)
m_keep_cardinality_constraints(false),
m_min_arity(2)
{}
bool mk_app(bool full, func_decl * f, unsigned sz, expr * const* args, expr_ref & result) {
@ -618,12 +618,12 @@ struct pb2bv_rewriter::imp {
m_fresh(m),
m_num_translated(0),
m_rw(*this, m) {
m_rw.keep_cardinality_constraints(p.get_bool("keep_cardinality_constraints", true));
m_rw.keep_cardinality_constraints(p.get_bool("keep_cardinality_constraints", false));
}
void updt_params(params_ref const & p) {
m_params.append(p);
m_rw.keep_cardinality_constraints(m_params.get_bool("keep_cardinality_constraints", true));
m_rw.keep_cardinality_constraints(m_params.get_bool("keep_cardinality_constraints", false));
}
void collect_param_descrs(param_descrs& r) const {
r.insert("keep_cardinality_constraints", CPK_BOOL, "(default: true) retain cardinality constraints (don't bit-blast them) and use built-in cardinality solver");