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revert unsound change in integer extraction from expressions

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2017-08-13 14:39:37 -07:00
parent b6cc24faf3
commit 893bcbb585
1 changed files with 1 additions and 0 deletions
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src/smt/theory_str.cpp
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@ -4667,6 +4667,7 @@ namespace smt {
return true;
} else {
TRACE("str", tout << "root of eqc of " << mk_pp(e, m) << " is not a numeral" << std::endl;);
return false;
theory_mi_arith* tha = get_th_arith(ctx, m_autil.get_family_id(), e);
if (!tha) return false;
expr_ref val_e(m);