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add rewrite to each branch of mbp

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2018-06-24 17:06:49 -07:00
parent c32bfb5ecd
commit 915983821b
4 changed files with 9 additions and 9 deletions
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2
src/model/model.h
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@ -94,5 +94,7 @@ public:
};
};
std::ostream& operator<<(std::ostream& out, model_core const& m);
#endif /* MODEL_H_ */

1
src/model/model_smt2_pp.h
View file

@ -25,6 +25,5 @@ Revision History:
void model_smt2_pp(std::ostream & out, ast_printer_context & ctx, model_core const & m, unsigned indent);
void model_smt2_pp(std::ostream & out, ast_manager & m, model_core const & md, unsigned indent);
std::ostream& operator<<(std::ostream& out, model_core const& m);
#endif

2
src/muz/spacer/spacer_context.cpp
View file

@ -1347,7 +1347,7 @@ lbool pred_transformer::is_reachable(pob& n, expr_ref_vector* core,
if (is_sat == l_true || is_sat == l_undef) {
if (core) { core->reset(); }
if (model && *model) {
if (model && model->get()) {
r = find_rule(**model, is_concrete, reach_pred_used, num_reuse_reach);
TRACE ("spacer", tout << "reachable "
<< "is_concrete " << is_concrete << " rused: ";

13
src/qe/qe_mbp.cpp
View file

@ -31,7 +31,6 @@ Revision History:
#include "qe/qe_arrays.h"
#include "qe/qe_datatypes.h"
#include "qe/qe_lite.h"
#include "model/model_pp.h"
#include "model/model_evaluator.h"
@ -617,26 +616,25 @@ public:
qe::array_project_plugin ap(m);
ap(mdl, array_vars, fml, vars, m_reduce_all_selects);
SASSERT (array_vars.empty ());
m_rw (fml);
m_rw(fml);
SASSERT (!m.is_false (fml));
TRACE ("qe",
tout << "extended model:\n";
model_pp (tout, mdl);
tout << "extended model:\n" << mdl;
tout << "Vars: " << vars << "\n";
);
}
// project reals, ints and other variables.
if (!other_vars.empty ()) {
TRACE ("qe", tout << "Other vars: " << other_vars << "\n";
model_pp(tout, mdl););
TRACE ("qe", tout << "Other vars: " << other_vars << "\n" << mdl;);
expr_ref_vector fmls(m);
flatten_and (fml, fmls);
(*this)(false, other_vars, mdl, fmls);
fml = mk_and (fmls);
m_rw(fml);
TRACE ("qe",
tout << "Projected other vars:\n" << fml << "\n";
@ -646,14 +644,15 @@ public:
if (!other_vars.empty ()) {
project_vars (mdl, other_vars, fml);
m_rw(fml);
}
// substitute any remaining other vars
if (!m_dont_sub && !other_vars.empty ()) {
subst_vars (eval, other_vars, fml);
TRACE ("qe", tout << "After substituting remaining other vars:\n" << fml << "\n";);
// an extra round of simplification because subst_vars is not simplifying
m_rw(fml);
TRACE ("qe", tout << "After substituting remaining other vars:\n" << fml << "\n";);
other_vars.reset();
}