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fix unhandled finite domain sort rewrite case. Issue #918

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2017-02-26 17:20:54 -08:00
parent 996c0f0666
commit 899843b7cd
1 changed files with 4 additions and 1 deletions
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5
src/tactic/bv/dt2bv_tactic.cpp
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@ -64,7 +64,10 @@ class dt2bv_tactic : public tactic {
return;
}
if (m_t.is_fd(a)) {
if (m_t.is_fd(a) && a->get_num_args() > 0) {
m_t.m_non_fd_sorts.insert(get_sort(a));
}
else if (m_t.is_fd(a)) {
m_t.m_fd_sorts.insert(get_sort(a));
}
else {