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fix #6580

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2023-02-12 20:21:53 -08:00
parent 102eee77dc
commit bb81bc5452
2 changed files with 6 additions and 2 deletions
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6
src/smt/theory_lra.cpp
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@ -1596,8 +1596,12 @@ public:
final_check_status eval_power(expr* e) {
expr* x, * y;
rational r;
VERIFY(a.is_power(e, x, y));
if (a.is_numeral(x, r) && r == 0 && a.is_numeral(y, r) && r == 0)
return FC_DONE;
if (!m_nla)
return FC_GIVEUP;
switch (m_nla->check_power(get_lpvar(e), get_lpvar(x), get_lpvar(y), m_nla_lemma_vector)) {
case l_true:
return FC_DONE;