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avoid crash from #4772

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To take care of "When I use options fp.xform.slice=false fp.xform.inline_eager=false Z3 actually seg-faults."
This commit is contained in:
Nikolaj Bjorner 2020-11-27 14:41:28 -08:00
parent 67a8492bd0
commit 35900ee8ea
1 changed files with 4 additions and 2 deletions
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6
src/model/model.cpp
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@ -451,8 +451,10 @@ expr_ref model::cleanup_expr(top_sort& ts, expr* e, unsigned current_partition)
// only expand auxiliary definitions that occur once. // only expand auxiliary definitions that occur once.
if (can_inline_def(ts, f)) { if (can_inline_def(ts, f)) {
fi = get_func_interp(f); fi = get_func_interp(f);
new_t = fi->get_array_interp(f); if (fi) {
TRACE("model", tout << "array interpretation:" << new_t << "\n";); new_t = fi->get_array_interp(f);
TRACE("model", tout << "array interpretation:" << new_t << "\n";);
}
} }
} }