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Add blast_distinct_threshold option to rewriter. Enable blast_distinct in the QF_LIA default strategy

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Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
This commit is contained in:
Leonardo de Moura 2012-12-17 10:32:00 -08:00
parent 050ec0b760
commit 7e66a65e98
4 changed files with 8 additions and 2 deletions
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3
src/ast/rewriter/bool_rewriter.cpp
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@ -27,6 +27,7 @@ void bool_rewriter::updt_params(params_ref const & _p) {
m_local_ctx = p.local_ctx();
m_local_ctx_limit = p.local_ctx_limit();
m_blast_distinct = p.blast_distinct();
m_blast_distinct_threshold = p.blast_distinct_threshold();
m_ite_extra_rules = p.ite_extra_rules();
}
@ -746,7 +747,7 @@ br_status bool_rewriter::mk_distinct_core(unsigned num_args, expr * const * args
return BR_DONE;
}
if (m_blast_distinct) {
if (m_blast_distinct && num_args < m_blast_distinct_threshold) {
ptr_buffer<expr> new_diseqs;
for (unsigned i = 0; i < num_args; i++) {
for (unsigned j = i + 1; j < num_args; j++)