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fix #2238

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2019-05-08 10:15:57 +02:00
parent 3e059a3a3b
commit f79dccccfe
4 changed files with 36 additions and 17 deletions
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3
src/nlsat/nlsat_evaluator.cpp
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@ -384,7 +384,8 @@ namespace nlsat {
int eval_sign(poly * p) {
// TODO: check if it is useful to cache results
SASSERT(m_assignment.is_assigned(max_var(p)));
return m_am.eval_sign_at(polynomial_ref(p, m_pm), m_assignment);
int r = m_am.eval_sign_at(polynomial_ref(p, m_pm), m_assignment);
return r > 0 ? +1 : (r < 0 ? 0 : -1);
}
bool satisfied(int sign, atom::kind k) {