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update rewite modality

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2020-04-24 01:12:06 -07:00
parent 851c38f64a
commit 470e87afe9
1 changed files with 2 additions and 2 deletions
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4
src/ast/rewriter/seq_rewriter.cpp
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@ -1271,7 +1271,7 @@ br_status seq_rewriter::mk_seq_index(expr* a, expr* b, expr* c, expr_ref& result
a1 = m_util.str.mk_concat(as.size() - i, as.c_ptr() + i, sort_a);
result = m_util.str.mk_index(a1, b, m_autil.mk_int(r));
result = m().mk_ite(m_autil.mk_ge(result, zero()), m_autil.mk_add(m_autil.mk_int(i), result), minus_one());
return BR_REWRITE2;
return BR_REWRITE_FULL;
}
}
bool is_zero = m_autil.is_numeral(c, r) && r.is_zero();
@ -1288,7 +1288,7 @@ br_status seq_rewriter::mk_seq_index(expr* a, expr* b, expr* c, expr_ref& result
result = m_util.str.mk_index(
m_util.str.mk_concat(as.size() - i, as.c_ptr() + i, sort_a), b, c);
result = m().mk_ite(m_autil.mk_ge(result, zero()), m_autil.mk_add(m_autil.mk_int(i), result), minus_one());
return BR_REWRITE1;
return BR_REWRITE_FULL;
}
switch (compare_lengths(as, bs)) {