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Refactor seq_offset_eq::find to use std::optional (#8300)

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* Initial plan

* Refactor seq_offset_eq::find to use std::optional

Co-authored-by: NikolajBjorner <3085284+NikolajBjorner@users.noreply.github.com>

---------

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: NikolajBjorner <3085284+NikolajBjorner@users.noreply.github.com>
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Copilot 2026-01-23 10:18:51 -08:00 • committed by GitHub
parent b778bf09f9
commit 2a5bfb818b
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3 changed files with 13 additions and 8 deletions
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src/smt/seq_eq_solver.cpp
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@ -150,7 +150,8 @@ bool theory_seq::has_len_offset(expr_ref_vector const& ls, expr_ref_vector const
return true;
}
if (m_offset_eq.find(root1, root2, offset)) {
if (auto opt_offset = m_offset_eq.find(root1, root2)) {
offset = *opt_offset;
TRACE(seq, tout << "(" << mk_pp(l_fst, m) << ", " << mk_pp(r_fst,m) << " " << offset << ")\n";);
return true;
}