}

// Returns a vector that contains the ops to be moved after merged IfRegion.
// `sub_if_group` refers to a segment of IfRegions.
// The returned vector preserves op order.
llvm::SmallVector<Operation*, 8> GetMoveOpList(
    llvm::SmallVector<TF::IfRegionOp, 8>& sub_if_group,
    const std::unique_ptr<TF::SideEffectAnalysis>& side_effect_analysis) {
  absl::flat_hash_set<Operation*> all_moved_ops;