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Issue #407 build break

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2016-01-07 20:05:49 -08:00
parent 8b66411c05
commit 0e6aaf0211
3 changed files with 10 additions and 14 deletions
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16
src/smt/theory_seq.cpp
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@ -1422,21 +1422,15 @@ bool theory_seq::canonize(expr* e, expr_ref_vector& es, dependency*& eqs) {
canonize(e1, es, eqs);
e3 = e2;
change = true;
continue;
}
if (m_util.str.is_empty(e3)) {
else if (m_util.str.is_empty(e3)) {
return true;
}
expr_ref e4 = expand(e3, eqs);
change |= e4 != e3;
if (m_util.str.is_concat(e4) || m_util.str.is_empty(e4)) {
e3 = e4;
continue;
}
else {
es.push_back(e4);
break;
expr_ref e4 = expand(e3, eqs);
change |= e4 != e3;
m_util.str.get_concat(e4, es);
break;
}
}
return change;