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Fix review: min>=max guard, ceiling-div overflow, SASSERT, accessor methods, comments

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Co-authored-by: NikolajBjorner <3085284+NikolajBjorner@users.noreply.github.com>
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copilot-swe-agent[bot] 2026-03-11 05:15:20 +00:00
parent eca5fcc7bb
commit 4ac5315846
3 changed files with 27 additions and 10 deletions
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6
src/smt/seq/seq_nielsen.cpp
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@ -1047,8 +1047,8 @@ namespace seq {
// contradict the variable's current integer bounds? If so, mark this
// node as a Parikh-image conflict immediately (avoids a solver call).
if (!node.is_currently_conflict() && m_parith->check_parikh_conflict(node)) {
node.m_is_general_conflict = true;
node.m_reason = backtrack_reason::parikh_image;
node.set_general_conflict(true);
node.set_reason(backtrack_reason::parikh_image);
}
}
@ -1152,6 +1152,8 @@ namespace seq {
// Apply Parikh image filter: generate modular length constraints and
// perform a lightweight feasibility pre-check. The filter is guarded
// internally (m_parikh_applied) so it only runs once per node.
// Note: Parikh filtering is skipped for satisfied nodes (returned above);
// a fully satisfied node has no remaining memberships to filter.
apply_parikh_to_node(*node);
if (node->is_currently_conflict()) {
++m_stats.m_num_simplify_conflict;