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merge

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2026-06-10 15:31:01 -07:00
commit c9cd5147be
7 changed files with 51 additions and 20 deletions
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13
src/ast/rewriter/seq_rewriter.cpp
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@ -2613,8 +2613,7 @@ expr_ref seq_rewriter::is_nullable(expr* r) {
return result;
}
/ ()
/*
Push reverse inwards (whenever possible).
*/
br_status seq_rewriter::mk_re_reverse(expr* r, expr_ref& result) {
@ -2842,14 +2841,6 @@ expr_ref seq_rewriter::mk_derivative(expr* r) {
return result;
}
expr_ref seq_rewriter::mk_brz_derivative(expr* r) {
sort* seq_sort = nullptr, * ele_sort = nullptr;
VERIFY(m_util.is_re(r, seq_sort));
VERIFY(m_util.is_seq(seq_sort, ele_sort));
expr_ref v(m().mk_var(0, ele_sort), m());
return mk_derivative_rec(v, r);
}
expr_ref seq_rewriter::mk_derivative(expr* ele, expr* r) {
auto result = m_derive(ele, r);
TRACE(seq,
@ -3010,6 +3001,7 @@ expr_ref seq_rewriter::merge_regex_sets(expr* r1, expr* r2, expr* unit,
return composeresult(ar);
}
}
/*
* calls elim_condition
*/
@ -3396,7 +3388,6 @@ expr_ref seq_rewriter::mk_der_cond(expr* cond, expr* ele, sort* seq_sort) {
}
/*************************************************
***** End Derivative Code *****
*************************************************/