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fixing bugs in model evaluator. remove wrong assertions

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2012-11-17 22:09:15 +01:00
parent 50385e7e29
commit 29a45e34a2
3 changed files with 23 additions and 5 deletions
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11
src/muz_qe/pdr_util.cpp
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@ -466,6 +466,7 @@ void model_evaluator::eval_arith(app* e) {
}
void model_evaluator::inherit_value(expr* e, expr* v) {
expr* w;
SASSERT(!is_unknown(v));
SASSERT(m.get_sort(e) == m.get_sort(v));
if (is_x(v)) {
@ -475,7 +476,10 @@ void model_evaluator::inherit_value(expr* e, expr* v) {
SASSERT(m.is_bool(v));
if (is_true(v)) set_true(e);
else if (is_false(v)) set_false(e);
else set_x(e);
else {
TRACE("pdr", tout << "not inherited:\n" << mk_pp(e, m) << "\n" << mk_pp(v, m) << "\n";);
set_x(e);
}
}
else if (m_arith.is_int_real(e)) {
set_number(e, get_number(v));
@ -483,7 +487,11 @@ void model_evaluator::inherit_value(expr* e, expr* v) {
else if (m.is_value(v)) {
set_value(e, v);
}
else if (m_values.find(v, w)) {
set_value(e, w);
}
else {
TRACE("pdr", tout << "not inherited:\n" << mk_pp(e, m) << "\n" << mk_pp(v, m) << "\n";);
set_x(e);
}
}
@ -642,6 +650,7 @@ void model_evaluator::eval_basic(app* e) {
set_bool(e, e1 == e2);
}
else {
TRACE("pdr", tout << "not value equal:\n" << mk_pp(e1, m) << "\n" << mk_pp(e2, m) << "\n";);
set_x(e);
}
}