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optionally disable propagate variable equivalences in interp_tail_simplifier

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Arie Gurfinkel 2017-07-31 15:57:29 -04:00
parent 86db446afa
commit 33c81524d2
1 changed files with 3 additions and 0 deletions
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src/muz/transforms/dl_mk_interp_tail_simplifier.cpp
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@ -27,6 +27,7 @@ Revision History:
#include "muz/transforms/dl_mk_interp_tail_simplifier.h" #include "muz/transforms/dl_mk_interp_tail_simplifier.h"
#include "ast/ast_util.h" #include "ast/ast_util.h"
#include "fixedpoint_params.hpp"
namespace datalog { namespace datalog {
// ----------------------------------- // -----------------------------------
@ -397,6 +398,8 @@ namespace datalog {
} }
bool mk_interp_tail_simplifier::propagate_variable_equivalences(rule * r, rule_ref& res) { bool mk_interp_tail_simplifier::propagate_variable_equivalences(rule * r, rule_ref& res) {
if (!m_context.get_params ().xform_tail_simplifier_pve ())
return false;
unsigned u_len = r->get_uninterpreted_tail_size(); unsigned u_len = r->get_uninterpreted_tail_size();
unsigned len = r->get_tail_size(); unsigned len = r->get_tail_size();
if (u_len == len) { if (u_len == len) {