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debug under defined calls

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Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
This commit is contained in:
Lev Nachmanson 2025-08-06 17:33:09 -07:00 • committed by Lev Nachmanson
parent d218e87f76
commit efa63db691
3 changed files with 16 additions and 6 deletions
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9
src/smt/seq_eq_solver.cpp
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@ -459,7 +459,8 @@ bool theory_seq::branch_binary_variable(depeq const& e) {
}
if (lenX + rational(xs.size()) != lenY + rational(ys.size())) {
// |x| - |y| = |ys| - |xs|
expr_ref a(mk_sub(mk_len(x), mk_len(y)), m);
auto p0 = mk_len(x);
expr_ref a(mk_sub(p0, mk_len(y)), m);
expr_ref b(m_autil.mk_int(rational(ys.size())-rational(xs.size())), m);
propagate_lit(e.dep(), 0, nullptr, mk_eq(a, b, false));
return true;
@ -702,7 +703,8 @@ bool theory_seq::branch_quat_variable(depeq const& e) {
literal_vector lits;
if (xs == ys) {
literal lit = mk_eq(mk_len(x1), mk_len(y1), false);
auto p0 = mk_len(x1);
literal lit = mk_eq(p0, mk_len(y1), false);
if (ctx.get_assignment(lit) == l_undef) {
TRACE(seq, tout << mk_pp(x1, m) << " = " << mk_pp(y1, m) << "?\n";);
ctx.mark_as_relevant(lit);
@ -1007,7 +1009,8 @@ bool theory_seq::propagate_length_coherence(expr* e) {
// len(e) <= hi => len(tail) <= hi - lo
expr_ref high1(m_autil.mk_le(len_e, m_autil.mk_numeral(hi, true)), m);
if (hi == lo) {
add_axiom(~mk_literal(high1), mk_seq_eq(seq, emp));
auto p0 = ~mk_literal(high1);
add_axiom(p0, mk_seq_eq(seq, emp));
added = true;
}
else {