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add missing rewrite rule. Issue #731

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2016-09-10 09:42:36 -07:00
parent 2f67665c7e
commit cb140011bc
1 changed files with 5 additions and 0 deletions
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5
src/ast/rewriter/seq_rewriter.cpp
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@ -890,6 +890,11 @@ br_status seq_rewriter::mk_str_stoi(expr* a, expr_ref& result) {
result = m_autil.mk_numeral(r, true); result = m_autil.mk_numeral(r, true);
return BR_DONE; return BR_DONE;
} }
expr* b;
if (m_util.str.is_itos(a, b)) {
result = b;
return BR_DONE;
}
return BR_FAILED; return BR_FAILED;
} }