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fix #3587

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2020-03-30 15:18:37 -07:00
parent 8a961a5ce9
commit a6e7ed039c
2 changed files with 8 additions and 5 deletions
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8
src/smt/smt_solver.cpp
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@ -377,9 +377,11 @@ namespace {
for (expr* c : core) {
expr_ref name(c, m);
SASSERT(m_name2assertion.contains(name));
expr_ref assrtn(m_name2assertion.find(name), m);
collect_pattern_fds(assrtn, pattern_fds);
expr* f = nullptr;
if (m_name2assertion.find(name, f)) {
expr_ref assrtn(f, m);
collect_pattern_fds(assrtn, pattern_fds);
}
}
if (!pattern_fds.empty()) {