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fix for #1015

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2017-05-10 19:40:00 -07:00
parent f03f471f02
commit d1cfc53495
3 changed files with 36 additions and 1 deletions
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1
src/ast/rewriter/seq_rewriter.cpp
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@ -1506,6 +1506,7 @@ br_status seq_rewriter::mk_re_opt(expr* a, expr_ref& result) {
}
br_status seq_rewriter::mk_eq_core(expr * l, expr * r, expr_ref & result) {
TRACE("seq", tout << mk_pp(l, m()) << " = " << mk_pp(r, m()) << "\n";);
expr_ref_vector lhs(m()), rhs(m()), res(m());
bool changed = false;
if (!reduce_eq(l, r, lhs, rhs, changed)) {