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Derive with ranges (#9965)

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: Margus Veanes <margus@microsoft.com>
Co-authored-by: Margus Veanes <veanes@users.noreply.github.com>
This commit is contained in:
Nikolaj Bjorner 2026-06-26 07:44:13 -07:00 • committed by GitHub
parent e76239ceda
commit 15f33f458d
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GPG key ID: B5690EEEBB952194
27 changed files with 3597 additions and 1541 deletions
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8
src/ast/seq_decl_plugin.cpp
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@ -240,7 +240,6 @@ void seq_decl_plugin::init() {
m_sigs[OP_RE_OF_PRED] = alloc(psig, m, "re.of.pred", 1, 1, &predA, reA);
m_sigs[OP_RE_REVERSE] = alloc(psig, m, "re.reverse", 1, 1, &reA, reA);
m_sigs[OP_RE_DERIVATIVE] = alloc(psig, m, "re.derivative", 1, 2, AreA, reA);
m_sigs[_OP_RE_ANTIMIROV_UNION] = alloc(psig, m, "re.union", 1, 2, reAreA, reA);
m_sigs[OP_SEQ_TO_RE] = alloc(psig, m, "seq.to.re", 1, 1, &seqA, reA);
m_sigs[OP_SEQ_IN_RE] = alloc(psig, m, "seq.in.re", 1, 2, seqAreA, boolT);
m_sigs[OP_SEQ_REPLACE_RE_ALL] = alloc(psig, m, "str.replace_re_all", 1, 3, seqAreAseqA, seqA);
@ -412,7 +411,6 @@ func_decl* seq_decl_plugin::mk_func_decl(decl_kind k, unsigned num_parameters, p
case OP_RE_COMPLEMENT:
case OP_RE_REVERSE:
case OP_RE_DERIVATIVE:
case _OP_RE_ANTIMIROV_UNION:
m_has_re = true;
Z3_fallthrough;
case OP_SEQ_UNIT:
@ -422,7 +420,7 @@ func_decl* seq_decl_plugin::mk_func_decl(decl_kind k, unsigned num_parameters, p
case OP_STRING_LE:
case OP_STRING_IS_DIGIT:
case OP_STRING_TO_CODE:
case OP_STRING_FROM_CODE:
case OP_STRING_FROM_CODE:
match(*m_sigs[k], arity, domain, range, rng);
return m.mk_func_decl(m_sigs[k]->m_name, arity, domain, rng, func_decl_info(m_family_id, k));
@ -1211,6 +1209,8 @@ app* seq_util::rex::mk_of_pred(expr* p) {
app* seq_util::rex::mk_range(sort* re_sort, unsigned lo, unsigned hi) {
if (lo > hi)
return mk_empty(re_sort);
if (lo == 0 && hi == u.max_char())
return mk_full_char(re_sort);
app* lo_str = u.str.mk_string(zstring(lo));
if (lo == hi)
return mk_to_re(lo_str);
@ -1445,7 +1445,7 @@ std::ostream& seq_util::rex::pp::print(std::ostream& out, expr* e) const {
print(out, r1);
print(out, r2);
}
else if (re.is_antimirov_union(e, r1, r2) || re.is_union(e, r1, r2)) {
else if (re.is_union(e, r1, r2)) {
out << "(";
print(out, r1);
out << (html_encode ? "&#x22C3;" : "|");