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fix regression in seq-replace rewriting

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2016-09-11 05:43:16 -07:00
parent 1450594fc6
commit 5a86815f34
1 changed files with 1 additions and 1 deletions
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2
src/ast/rewriter/seq_rewriter.cpp
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@ -637,7 +637,7 @@ br_status seq_rewriter::mk_seq_replace(expr* a, expr* b, expr* c, expr_ref& resu
result = a;
return BR_DONE;
}
if (m_util.str.is_string(b, s1) && s2.length() == 0) {
if (m_util.str.is_string(b, s2) && s2.length() == 0) {
result = m_util.str.mk_concat(a, c);
return BR_REWRITE1;
}