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fix rounding mode for pseudo-boolean constraint creation, Issue #683

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2016-07-14 12:34:18 -07:00
parent 3a83788b97
commit 4f5b0667ef
3 changed files with 41 additions and 33 deletions
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7
src/opt/opt_context.cpp
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@ -241,6 +241,7 @@ namespace opt {
s.get_labels(m_labels);
}
if (is_sat != l_true) {
TRACE("opt", tout << m_hard_constraints << "\n";);
return is_sat;
}
IF_VERBOSE(1, verbose_stream() << "(optimize:sat)\n";);
@ -415,7 +416,7 @@ namespace opt {
expr_ref context::mk_gt(unsigned i, model_ref& mdl) {
expr_ref result = mk_le(i, mdl);
result = m.mk_not(result);
result = mk_not(m, result);
return result;
}
@ -776,7 +777,7 @@ namespace opt {
weights[i].neg();
}
else {
terms[i] = m.mk_not(terms[i].get());
terms[i] = mk_not(m, terms[i].get());
}
}
TRACE("opt",
@ -805,7 +806,7 @@ namespace opt {
for (unsigned i = 0; i < weights.size(); ++i) {
if (weights[i].is_neg()) {
weights[i].neg();
terms[i] = m.mk_not(terms[i].get());
terms[i] = mk_not(m, terms[i].get());
}
offset += weights[i];
}