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Fixed to_dot for integer constraints

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This commit is contained in:
CEisenhofer 2026-03-25 11:25:07 +01:00
parent e3e235aa7f
commit 178d7439f2
3 changed files with 39 additions and 5 deletions
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3
src/smt/theory_nseq.cpp
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@ -95,6 +95,7 @@ namespace smt {
// -----------------------------------------------------------------------
bool theory_nseq::internalize_atom(app* atom, bool /*gate_ctx*/) {
// std::cout << "internalize_atom: " << mk_pp(atom, m) << std::endl;
// str.in_re atoms are boolean predicates: register as bool_var
// so that assign_eh fires when the SAT solver assigns them.
// Following theory_seq: create a bool_var directly without an enode
@ -126,6 +127,7 @@ namespace smt {
}
bool theory_nseq::internalize_term(app* term) {
// std::cout << "internalize_term: " << mk_pp(term, m) << std::endl;
// ensure ALL children are internalized (following theory_seq pattern)
for (auto arg : *term) {
mk_var(ensure_enode(arg));
@ -207,6 +209,7 @@ namespace smt {
void theory_nseq::assign_eh(bool_var v, bool is_true) {
expr* e = ctx.bool_var2expr(v);
// std::cout << "assigned " << mk_pp(e, m) << " = " << is_true << std::endl;
expr* s = nullptr, *re = nullptr;
TRACE(seq, tout << (is_true ? "" : "¬") << mk_bounded_pp(e, m, 3) << "\n";);
if (m_seq.str.is_in_re(e, s, re)) {